TeamGrumman-List Digest Archive

Mon 10/04/10


Total Messages Posted: 17



Today's Message Index:
----------------------
 
     1. 03:39 AM - Terrible Situation----Help!!! (Richard Mutzman)
     2. 06:29 AM - Re: Terrible Situation----Help!!! (Dj Merrill)
     3. 10:40 AM - Re: Jaguar cowling. 25% off the going price. Deposit (Jim Starkey)
     4. 11:53 AM - Re: Jaguar cowling. 25% off the going price. Deposit (Gary Vogt)
     5. 12:09 PM - Re: Jaguar cowling. 25% off the going price. Deposit (Jim Starkey)
     6. 12:30 PM - Power Flow Exhaust System (Gary Vogt)
     7. 01:00 PM - Re: Power Flow Exhaust System (Jim Starkey)
     8. 01:21 PM - Re: Power Flow Exhaust System (Airport Bum)
     9. 01:26 PM - Re: Power Flow Exhaust System (Airport Bum)
    10. 01:49 PM - Re: Power Flow Exhaust System (flyv35b)
    11. 02:28 PM - Re: Power Flow Exhaust System (grumpyparts)
    12. 02:46 PM - Re: Re: Power Flow Exhaust System (flyv35b)
    13. 03:03 PM - Re: Power Flow Exhaust System (WILLIAM KELLY)
    14. 04:02 PM - Re: Power Flow Exhaust System (flyv35b)
    15. 04:28 PM - Re: Power Flow Exhaust System ()
    16. 07:57 PM - Re: Power Flow Exhaust System (Gary Vogt)
    17. 08:39 PM - Jaguar cowling with the stock muffler STC (Gary Vogt)
 
 
 


Message 1


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    Time: 03:39:02 AM PST US
    From: Richard Mutzman <rcmutz@msn.com>
    Subject: Terrible Situation----Help!!!
    HelloI'm sorry for this odd request because it might get to you too urgent but it's because of the situation of things right now=2CI'm stuck in Cardif f wales with family right now=2Cwe came down here on vacation =2Cwe were ro bbed=2C the situation seems worse as bags=2Ccash =2Ccredit cards and cell p hone were stolen at GUN POINT=2C It's such a crazy experience for us=2C we need help flying back home=2C the authorities are not being 100% supportive but the good thing is that we still have our passport but don't have enoug h money to get our flight ticket back home=2C please i need you to loan me some money=2C I will reimburse you right as soon as I'm back home. I promis e Richard Mutzman


    Message 2


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    Time: 06:29:20 AM PST US
    Subject: Re: Terrible Situation----Help!!!
    From: Dj Merrill <deej@deej.net>
    On 10/04/2010 06:35 AM, Richard Mutzman wrote: > I'm sorry for this odd request because it might get to you too urgent > but it's because of the situation of things right now,I'm stuck in > Cardiff wales It is a scam, don't fall for it. -Dj


    Message 3


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    Time: 10:40:58 AM PST US
    From: Jim Starkey <jstarkey@nimbusdb.com>
    Subject: Re: Jaguar cowling. 25% off the going price. Deposit
    For the record, I would buy the cowl if it were available with the standard exhaust, but I wouldn't even consider installing a Power Flow exhaust system to get it. On 10/4/2010 12:29 AM, Gary Vogt wrote: > Hal, > > Nothing is impossible. Figure hiring a DER and involving the FAA for > about 2 or 3 years. At bare minimum, you'll need about 4 or 5 climb > cooling tests, 3 (if everything works right the first time) carb heat > rise tests, and 3 climb performance tests. I would estimate somewhere > in the $15,000 range. > > Gary. > And, thanks again for all the rides at Dayton. > > > ------------------------------------------------------------------------ > *From:* halb221 <halb221@centurylink.net> > *To:* teamgrumman-list@matronics.com > *Sent:* Sun, October 3, 2010 4:08:05 PM > *Subject:* Re: TeamGrumman-List: Jaguar cowling. 25% off the going > price. Deposit > > Gary, Hello from Alabama > I am very interested in your your new deal, I do have one question, > how hard would it be to get approval to use your cowl with the > standard aa5b exhaust system? > Hal B (Beauchesne) (Your part time ride at Dayton) cell: > 334-301-9641 > > ----- Original Message ----- > *From:* Gary Vogt <mailto:teamgrumman@YAHOO.COM> > *To:* teamgrumman-list@matronics.com > <mailto:teamgrumman-list@matronics.com> > *Sent:* Sunday, October 03, 2010 2:47 PM > *Subject:* TeamGrumman-List: Jaguar cowling. 25% off the going > price. Deposit > > Scott, > > I'll let you know when I have 10 or more orders. As for the > payment schedule, I'll need $3250 deposit and the rest payable > upon completion of the cowling. It's a killer deal. I want to > keep Composite Dave from getting a real job and not being > available to work on my other projects. > > Gary > > ------------------------------------------------------------------------ > *From:* Scott Trejo <md11strejo@YAHOO.COM > <mailto:md11strejo@YAHOO.COM>> > *To:* teamgrumman-list@matronics.com > <mailto:teamgrumman-list@matronics.com> > *Sent:* Sun, October 3, 2010 5:18:41 AM > *Subject:* Re: TeamGrumman-List: Jaguar cowling. 25% off the going > price, > > Gary, Whats the time frame on which you need full payment. I > would really like in on this deal. > > Scott Trejo > > PS. Was it 20 degrees cooler with the fairing? Any speed > gain or loss? > > > On Oct 2, 2010, at 10:26 PM, Gary Vogt wrote: > >> If you're on facebook, you've seen the latest mod on the cowling. >> It worked and it didn't. I'll post pics tomorrow. >> >> >> >> I've worked out a deal with Composite Dave so we can get some of >> these out on the market. If we can get orders for 10 to 15 >> cowlings, I'll sell them for $6250. You install and paint. That >> includes $500 worth of new baffles. You pay the shipping. So, >> for roughly twice the price of a nose bowl, you get a whole new >> cowling. Let me know. >> >> Projects that are currently in process. >> >> 1. PMA for the instrument panel overlays. >> 2. PMA for the fiberglass eyebrow. >> 3. Wheel pants. >> 4. Fiberglass horizontal root fairings. Just fine tuning the >> tooling. It's ready to go. >> 5. A cup holder to replace the ash tray. Just fine tuning the >> tooling. >> 6. An STC to replace the nose gear boot with a fairing that stays >> on the cowling (or comes off separately.) If I hadn't tried the >> cowling with and without the fairing, I'd have never guessed it >> was worth 20 degrees in CHT cooling. >> 7. A real AA5x Tail Dragger. By real, I mean actually moving the >> location of the main gear and not just using splayed gear legs to >> get the right geometry. >> 8. 10:1 IO360B1E with a constant speed prop. >> 9. Fiberglass elevator and rudder tips. >> >> * >> >> href="http://www.matronics.com/Navigator?TeamGrumman-List">http://www.matronics.com/Navigator?TeamGrumman-Listhref="http://forums.matronics.com">http://forums.matronics.com <http://www.matronics.com/Navigator?TeamGrumman-List%22%3Ehttp://www.matronics.com/Navigator?TeamGrumman-Listhref=%22http://forums.matronics.com%22%3Ehttp://forums.matronics.com> >> href="http://www.matronics.com/contribution">http://www.matronics.com/contribution <http://www.matronics.com/contribution%22%3Ehttp://www.matronics.com/contribution> >> >> * >> > > * > > > * > > > * > > href="http://www.matronics.com/Navigator?TeamGrumman-List">http://www.matronics.com/Navigator?TeamGrumman-Listhref="http://forums.matronics.com">http://forums.matronics.com <http://www.matronics.com/Navigator?TeamGrumman-List%22%3Ehttp://www.matronics.com/Navigator?TeamGrumman-Listhref=%22http://forums.matronics.com%22%3Ehttp://forums.matronics.com> > href="http://www.matronics.com/contribution">http://www.matronics.com/c <http://www.matronics.com/contribution%22%3Ehttp://www.matronics.com/c> > * > > ------------------------------------------------------------------------ > > No virus found in this message. > Checked by AVG - www.avg.com <http://www.avg.com> > > * > > > * > > * > > > * -- Jim Starkey Founder, NimbusDB, Inc. 978 526-1376


    Message 4


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    Time: 11:53:47 AM PST US
    From: Gary Vogt <teamgrumman@YAHOO.COM>
    Subject: Re: Jaguar cowling. 25% off the going price. Deposit
    For the record, the standard exhaust is one of the worst designs anyone ever came up with. ________________________________ From: Jim Starkey <jstarkey@nimbusdb.com> Sent: Mon, October 4, 2010 10:14:01 AM Subject: Re: TeamGrumman-List: Jaguar cowling. 25% off the going price. Deposit For the record, I would buy the cowl if it were available with the standard exhaust, but I wouldn't even consider installing a Power Flow exhaust system to get it. On 10/4/2010 12:29 AM, Gary Vogt wrote: Hal, > > >Nothing is impossible. Figure hiring a DER and involving the FAA for >about 2 or 3 years. At bare minimum, you'll need about 4 or 5 climb >cooling tests, 3 (if everything works right the first time) carb heat >rise tests, and 3 climb performance tests. I would estimate somewhere >in the $15,000 range. > > >Gary. >And, thanks again for all the rides at Dayton. > > ________________________________ From: halb221 <halb221@centurylink.net> >To: teamgrumman-list@matronics.com >Sent: Sun, October 3, 2010 4:08:05 PM >Subject: Re: TeamGrumman-List: Jaguar cowling. 25% off the going >price. Deposit > > >Gary, Hello from Alabama > >I am very interested in your your new deal, I do have one >question, how hard would it be to get approval to use your cowl >with the standard aa5b exhaust system? > > >Hal B (Beauchesne) (Your part time ride at Dayton) cell: >334-301-9641 >----- Original Message ----- >>From: Gary Vogt >>To: teamgrumman-list@matronics.com >>Sent: Sunday, October 03, 2010 2:47 PM >>Subject: TeamGrumman-List: Jaguar cowling. 25% off the going >>price. Deposit >> >> >>Scott, >> >> >>I'll let you know when I have 10 or more orders. As for the >>payment schedule, I'll need $3250 deposit and the rest payable >>upon completion of the cowling. It's a killer deal. I want >>to keep Composite Dave from getting a real job and not being >>available to work on my other projects. >> >> >>Gary >> >> >> ________________________________ From: Scott Trejo <md11strejo@YAHOO.COM> >>To: teamgrumman-list@matronics.com >>Sent: Sun, October 3, 2010 5:18:41 AM >>Subject: Re: TeamGrumman-List: Jaguar cowling. 25% off the >>going price, >> >>Gary, Whats the time frame on which you need full payment. >> I would really like in on this deal. >> >> >> >>Scott Trejo >> >> >>PS. Was it 20 degrees cooler with the fairing? Any >>speed gain or loss? >> >> >> >> >>On Oct 2, 2010, at 10:26 PM, Gary Vogt wrote: >> >>If you're on facebook, you've seen the latest >>mod on the cowling. It worked and it >>didn't. I'll post pics tomorrow. >>> >>> >>> >>> >>> >>> >>>I've worked out a deal with Composite Dave so >>>we can get some of these out on the >>>market. If we can get orders for 10 to 15 >>>cowlings, I'll sell them for $6250. You >>>install and paint. That includes $500 worth >>>of new baffles. You pay the shipping. So, >>>for roughly twice the price of a nose >>>bowl, you get a whole new cowling. Let me >>>know. >>> >>> >>>Projects that are currently in process. >>> >>> >>>1. PMA for the instrument panel overlays. >>>2. PMA for the fiberglass eyebrow. >>>3. Wheel pants. >>>4. Fiberglass horizontal root fairings. Just >>>fine tuning the tooling. It's ready to go. >>> >>>5. A cup holder to replace the ash tray. Just >>>fine tuning the tooling. >>>6. An STC to replace the nose gear boot with a >>>fairing that stays on the cowling (or comes >>>off separately.) If I hadn't tried the >>>cowling with and without the fairing, I'd have >>>never guessed it was worth 20 degrees in CHT >>>cooling. >>>7. A real AA5x Tail Dragger. By real, I mean >>>actually moving the location of the main gear >>>and not just using splayed gear legs to get >>>the right geometry. >>>8. 10:1 IO360B1E with a constant speed prop. >> >>>9. Fiberglass elevator and rudder tips. >>> >>> >>>href="http://www.matronics.com/Navigator?TeamGrumman-List%22%3Ehttp://www.matronics.com/Navigator?TeamGrumman-Listhref=%22http://forums.matronics.com%22%3Ehttp://forums.matronics.com >>>href="http://www.matronics.com/contribution%22%3Ehttp://www.matronics.com/contribution >>>n >>> >>> >> >> >> >>href="http://www.matronics.com/Navigator?TeamGrumman-List">http://www.matronics.com/Navigator?TeamGrumman-Listhref="http://forums.matronics.com">http://forums.matronics.com >> href="http://www.matronics.com/contribution%22%3Ehttp://www.matronics.com/c >> ________________________________ >>No virus found in this message. >>Checked by AVG - www.avg.com >>Date: 10/03/10 > -- Jim Starkey Founder, NimbusDB, Inc. 978 526-1376


    Message 5


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    Time: 12:09:06 PM PST US
    From: Jim Starkey <jstarkey@nimbusdb.com>
    Subject: Re: Jaguar cowling. 25% off the going price. Deposit
    That's fine. I'm just a potential customer giving you feedback. Please feel free to ignore it if you don't like it. On 10/4/2010 2:36 PM, Gary Vogt wrote: > For the record, the standard exhaust is one of the worst designs > anyone ever came up with. > > ------------------------------------------------------------------------ > *From:* Jim Starkey <jstarkey@nimbusdb.com> > *To:* teamgrumman-list@matronics.com > *Sent:* Mon, October 4, 2010 10:14:01 AM > *Subject:* Re: TeamGrumman-List: Jaguar cowling. 25% off the going > price. Deposit > > For the record, I would buy the cowl if it were available with the > standard exhaust, but I wouldn't even consider installing a Power Flow > exhaust system to get it. > > > On 10/4/2010 12:29 AM, Gary Vogt wrote: >> Hal, >> >> Nothing is impossible. Figure hiring a DER and involving the FAA for >> about 2 or 3 years. At bare minimum, you'll need about 4 or 5 climb >> cooling tests, 3 (if everything works right the first time) carb heat >> rise tests, and 3 climb performance tests. I would estimate >> somewhere in the $15,000 range. >> >> Gary. >> And, thanks again for all the rides at Dayton. >> >> >> ------------------------------------------------------------------------ >> *From:* halb221 <halb221@centurylink.net> >> *To:* teamgrumman-list@matronics.com >> *Sent:* Sun, October 3, 2010 4:08:05 PM >> *Subject:* Re: TeamGrumman-List: Jaguar cowling. 25% off the going >> price. Deposit >> >> Gary, Hello from Alabama >> I am very interested in your your new deal, I do have one question, >> how hard would it be to get approval to use your cowl with the >> standard aa5b exhaust system? >> Hal B (Beauchesne) (Your part time ride at Dayton) cell: >> 334-301-9641 >> >> ----- Original Message ----- >> *From:* Gary Vogt <mailto:teamgrumman@YAHOO.COM> >> *To:* teamgrumman-list@matronics.com >> <mailto:teamgrumman-list@matronics.com> >> *Sent:* Sunday, October 03, 2010 2:47 PM >> *Subject:* TeamGrumman-List: Jaguar cowling. 25% off the going >> price. Deposit >> >> Scott, >> >> I'll let you know when I have 10 or more orders. As for the >> payment schedule, I'll need $3250 deposit and the rest payable >> upon completion of the cowling. It's a killer deal. I want to >> keep Composite Dave from getting a real job and not being >> available to work on my other projects. >> >> Gary >> >> ------------------------------------------------------------------------ >> *From:* Scott Trejo <md11strejo@YAHOO.COM >> <mailto:md11strejo@YAHOO.COM>> >> *To:* teamgrumman-list@matronics.com >> <mailto:teamgrumman-list@matronics.com> >> *Sent:* Sun, October 3, 2010 5:18:41 AM >> *Subject:* Re: TeamGrumman-List: Jaguar cowling. 25% off the >> going price, >> >> Gary, Whats the time frame on which you need full payment. I >> would really like in on this deal. >> >> Scott Trejo >> >> PS. Was it 20 degrees cooler with the fairing? Any speed >> gain or loss? >> >> >> On Oct 2, 2010, at 10:26 PM, Gary Vogt wrote: >> >>> If you're on facebook, you've seen the latest mod on the >>> cowling. It worked and it didn't. I'll post pics tomorrow. >>> >>> >>> >>> I've worked out a deal with Composite Dave so we can get some of >>> these out on the market. If we can get orders for 10 to 15 >>> cowlings, I'll sell them for $6250. You install and paint. >>> That includes $500 worth of new baffles. You pay the shipping. >>> So, for roughly twice the price of a nose bowl, you get a whole >>> new cowling. Let me know. >>> >>> Projects that are currently in process. >>> >>> 1. PMA for the instrument panel overlays. >>> 2. PMA for the fiberglass eyebrow. >>> 3. Wheel pants. >>> 4. Fiberglass horizontal root fairings. Just fine tuning the >>> tooling. It's ready to go. >>> 5. A cup holder to replace the ash tray. Just fine tuning the >>> tooling. >>> 6. An STC to replace the nose gear boot with a fairing that >>> stays on the cowling (or comes off separately.) If I hadn't >>> tried the cowling with and without the fairing, I'd have never >>> guessed it was worth 20 degrees in CHT cooling. >>> 7. A real AA5x Tail Dragger. By real, I mean actually moving >>> the location of the main gear and not just using splayed gear >>> legs to get the right geometry. >>> 8. 10:1 IO360B1E with a constant speed prop. >>> 9. Fiberglass elevator and rudder tips. >>> >>> * >>> >>> href="http://www.matronics.com/Navigator?TeamGrumman-List%22%3Ehttp://www.matronics.com/Navigator?TeamGrumman-Listhref=%22http://forums.matronics.com%22%3Ehttp://forums.matronics.com >>> href="http://www.matronics.com/contribution%22%3Ehttp://www.matronics.com/contribution >>> >>> * >>> >> >> * >> >> >> * >> >> >> * >> >> href="http://www.matronics.com/Navigator?TeamGrumman-List">http://www.matronics.com/Navigator?TeamGrumman-Listhref="http://forums.matronics.com">http://forums.matronics.com <http://www.matronics.com/Navigator?TeamGrumman-List%22%3Ehttp://www.matronics.com/Navigator?TeamGrumman-Listhref=%22http://forums.matronics.com%22%3Ehttp://forums.matronics.com> >> href="http://www.matronics.com/contribution%22%3Ehttp://www.matronics.com/c >> * >> >> ------------------------------------------------------------------------ >> >> No virus found in this message. >> Checked by AVG - www.avg.com <http://www.avg.com> >> Date: 10/03/10 >> >> * >> >> >> * >> >> * >> >> >> * > > > -- > Jim Starkey > Founder, NimbusDB, Inc. > 978 526-1376 > * > > > * > > * > > > * -- Jim Starkey Founder, NimbusDB, Inc. 978 526-1376


    Message 6


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    Time: 12:30:47 PM PST US
    From: Gary Vogt <teamgrumman@YAHOO.COM>
    Subject: Power Flow Exhaust System
    Jim, Just what is it that you don't like about the Power Flow? Can you be specific? Gary ________________________________ From: Jim Starkey <jstarkey@nimbusdb.com> Sent: Mon, October 4, 2010 12:06:45 PM Subject: Re: TeamGrumman-List: Jaguar cowling. 25% off the going price. Deposit That's fine. I'm just a potential customer giving you feedback. Please feel free to ignore it if you don't like it. On 10/4/2010 2:36 PM, Gary Vogt wrote: For the record, the standard exhaust is one of the worst designs anyone ever came up with. > > ________________________________ From: Jim Starkey <jstarkey@nimbusdb.com> >To: teamgrumman-list@matronics.com >Sent: Mon, October 4, 2010 10:14:01 AM >Subject: Re: TeamGrumman-List: Jaguar cowling. 25% off the going >price. Deposit > >For the record, I would buy the cowl if it were available with the >standard exhaust, but I wouldn't even consider installing a Power >Flow exhaust system to get it. > > >On 10/4/2010 12:29 AM, Gary Vogt wrote: >Hal, >> >> >>Nothing is impossible. Figure hiring a DER and involving the >>FAA for about 2 or 3 years. At bare minimum, you'll need >>about 4 or 5 climb cooling tests, 3 (if everything works right >>the first time) carb heat rise tests, and 3 climb performance >>tests. I would estimate somewhere in the $15,000 range. >> >> >>Gary. >>And, thanks again for all the rides at Dayton. >> >> >> >> >> ________________________________ From: halb221 <halb221@centurylink.net> >>To: teamgrumman-list@matronics.com >>Sent: Sun, October 3, 2010 4:08:05 PM >>Subject: Re: TeamGrumman-List: Jaguar cowling. 25% off the >>going price. Deposit >> >> >>Gary, Hello from Alabama >> >>I am very interested in your your new deal, I do have >>one question, how hard would it be to get approval >>to use your cowl with the standard aa5b exhaust system? >> >> >>Hal B (Beauchesne) (Your part time ride at >>Dayton) cell: 334-301-9641 >>----- Original Message ----- >>>From: Gary Vogt >>>To: teamgrumman-list@matronics.com >>>Sent: Sunday, October 03, 2010 2:47 PM >>>Subject: TeamGrumman-List: Jaguar cowling. 25% off the >>>going price. Deposit >>> >>> >>>Scott, >>> >>> >>>I'll let you know when I have 10 or more orders. As >>>for the payment schedule, I'll need $3250 deposit and >>>the rest payable upon completion of the cowling. It's >>>a killer deal. I want to keep Composite Dave from >>>getting a real job and not being available to work on >>>my other projects. >>> >>> >>>Gary >>> >>> >>> ________________________________ From: Scott Trejo <md11strejo@YAHOO.COM> >>>To: teamgrumman-list@matronics.com >>>Sent: Sun, October 3, 2010 5:18:41 AM >>>Subject: Re: TeamGrumman-List: Jaguar cowling. 25% >>>off the going price, >>> >>>Gary, Whats the time frame on which you need full >>>payment. I would really like in on this deal. >>> >>> >>> >>>Scott Trejo >>> >>> >>>PS. Was it 20 degrees cooler with the fairing? >>> Any speed gain or loss? >>> >>> >>> >>> >>>On Oct 2, 2010, at 10:26 PM, Gary Vogt >wrote: >>> >>>If you're on facebook, you've >>>seen the latest mod on the cowling. >>> It worked and it didn't. I'll post >>>pics tomorrow. >>>> >>>> >>>> >>>> >>>> >>>> >>>>I've worked out a deal with >>>>Composite Dave so we can get some of >>>>these out on the market. If we can >>>>get orders for 10 to 15 cowlings, I'll >>>>sell them for $6250. You install and >>>>paint. That includes $500 worth of >>>>new baffles. You pay the >>>>shipping. So, for roughly twice the >>>>price of a nose bowl, you get a whole >>>>new cowling. Let me know. >>>> >>>> >>>>Projects that are currently in >>>>process. >>>> >>>> >>>>1. PMA for the instrument panel >>>>overlays. >>>>2. PMA for the fiberglass eyebrow. >>>>3. Wheel pants. >>>>4. Fiberglass horizontal root >>>>fairings. Just fine tuning the >>>>tooling. It's ready to go. >>>>5. A cup holder to replace the ash >>>>tray. Just fine tuning the tooling. >>>>6. An STC to replace the nose gear >>>>boot with a fairing that stays on the >>>>cowling (or comes off separately.) If >>>>I hadn't tried the cowling with and >>>>without the fairing, I'd have never >>>>guessed it was worth 20 degrees in CHT >>>>cooling. >>>>7. A real AA5x Tail Dragger. By >>>>real, I mean actually moving the >>>>location of the main gear and not just >>>>using splayed gear legs to get the >>>>right geometry. >>>>8. 10:1 IO360B1E with a constant >>>>speed prop. >>>>9. Fiberglass elevator and rudder >>>>tips. >>>> >>>> >>>>href="http://www.matronics.com/Navigator?TeamGrumman-List%22%3Ehttp://www.matronics.com/Navigator?TeamGrumman-Listhref=%22http://forums.matronics.com%22%3Ehttp://forums.matronics.com >>>>href="http://www.matronics.com/contribution%22%3Ehttp://www.matronics.com/contribution >>>>n >>>> >>>> >>> >>> >>> >>>href="http://www.matronics.com/Navigator?TeamGrumman-List%22%3Ehttp://www.matronics.com/Navigator?TeamGrumman-Listhref=%22http://forums.matronics.com%22%3Ehttp://forums.matronics.com >>> href="http://www.matronics.com/contribution%22%3Ehttp://www.matronics.com/c >>> ________________________________ >>>No virus found in this message. >>>Checked by AVG - www.avg.com >>>Date: 10/03/10 >> -- Jim Starkey Founder, NimbusDB, Inc. 978 526-1376 > -- Jim Starkey Founder, NimbusDB, Inc. 978 526-1376


    Message 7


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    Time: 01:00:33 PM PST US
    From: Jim Starkey <jstarkey@nimbusdb.com>
    Subject: Re: Power Flow Exhaust System
    I'm interested in a new cowl because mine is 30 years old, beat up, and showing fatigue cracks here and there. I'm not interested in a Power Flow exhaust because the performance difference is insignificant for how I use my airplane, and, cost aside, not worth the maintenance hassle. Before you say, "what maintenance hassle", what I have heard over and over on the other list is that the Power Flow exhaust has a lifetime of about 800 hours before it cracks. This is usually followed up by an accusation that the unhappy customer didn't install it correctly, so it's his fault and what did he expect. I don't want an exhaust that regularly fails and I don't want to be blamed when it does. My current exhaust system has been recently rebuilt, and if the survives for another 25 years, I'll be too old to care on way or the other. But my desire to trade a reliable system for an expensive unreliable one for a performance delta that I don't care about leaves me cold. A new cowl would solve a problem I have. A Power Flow exhaust would introduce a problem I don't have. Enough said. On 10/4/2010 3:24 PM, Gary Vogt wrote: > Jim, > > Just what is it that you don't like about the Power Flow? Can you be > specific? > > Gary > > ------------------------------------------------------------------------ > *From:* Jim Starkey <jstarkey@nimbusdb.com> > *To:* teamgrumman-list@matronics.com > *Sent:* Mon, October 4, 2010 12:06:45 PM > *Subject:* Re: TeamGrumman-List: Jaguar cowling. 25% off the going > price. Deposit > > That's fine. I'm just a potential customer giving you feedback. > Please feel free to ignore it if you don't like it. > > > On 10/4/2010 2:36 PM, Gary Vogt wrote: >> For the record, the standard exhaust is one of the worst designs >> anyone ever came up with. >> >> ------------------------------------------------------------------------ >> *From:* Jim Starkey <jstarkey@nimbusdb.com> >> *To:* teamgrumman-list@matronics.com >> *Sent:* Mon, October 4, 2010 10:14:01 AM >> *Subject:* Re: TeamGrumman-List: Jaguar cowling. 25% off the going >> price. Deposit >> >> For the record, I would buy the cowl if it were available with the >> standard exhaust, but I wouldn't even consider installing a Power >> Flow exhaust system to get it. >> >> >> On 10/4/2010 12:29 AM, Gary Vogt wrote: >>> Hal, >>> >>> Nothing is impossible. Figure hiring a DER and involving the FAA >>> for about 2 or 3 years. At bare minimum, you'll need about 4 or 5 >>> climb cooling tests, 3 (if everything works right the first time) >>> carb heat rise tests, and 3 climb performance tests. I would >>> estimate somewhere in the $15,000 range. >>> >>> Gary. >>> And, thanks again for all the rides at Dayton. >>> >>> >>> ------------------------------------------------------------------------ >>> *From:* halb221 <halb221@centurylink.net> >>> *To:* teamgrumman-list@matronics.com >>> *Sent:* Sun, October 3, 2010 4:08:05 PM >>> *Subject:* Re: TeamGrumman-List: Jaguar cowling. 25% off the going >>> price. Deposit >>> >>> Gary, Hello from Alabama >>> I am very interested in your your new deal, I do have one question, >>> how hard would it be to get approval to use your cowl with the >>> standard aa5b exhaust system? >>> Hal B (Beauchesne) (Your part time ride at Dayton) cell: >>> 334-301-9641 >>> >>> ----- Original Message ----- >>> *From:* Gary Vogt <mailto:teamgrumman@YAHOO.COM> >>> *To:* teamgrumman-list@matronics.com >>> <mailto:teamgrumman-list@matronics.com> >>> *Sent:* Sunday, October 03, 2010 2:47 PM >>> *Subject:* TeamGrumman-List: Jaguar cowling. 25% off the going >>> price. Deposit >>> >>> Scott, >>> >>> I'll let you know when I have 10 or more orders. As for the >>> payment schedule, I'll need $3250 deposit and the rest payable >>> upon completion of the cowling. It's a killer deal. I want to >>> keep Composite Dave from getting a real job and not being >>> available to work on my other projects. >>> >>> Gary >>> >>> ------------------------------------------------------------------------ >>> *From:* Scott Trejo <md11strejo@YAHOO.COM >>> <mailto:md11strejo@YAHOO.COM>> >>> *To:* teamgrumman-list@matronics.com >>> <mailto:teamgrumman-list@matronics.com> >>> *Sent:* Sun, October 3, 2010 5:18:41 AM >>> *Subject:* Re: TeamGrumman-List: Jaguar cowling. 25% off the >>> going price, >>> >>> Gary, Whats the time frame on which you need full payment. I >>> would really like in on this deal. >>> >>> Scott Trejo >>> >>> PS. Was it 20 degrees cooler with the fairing? Any speed >>> gain or loss? >>> >>> >>> On Oct 2, 2010, at 10:26 PM, Gary Vogt wrote: >>> >>>> If you're on facebook, you've seen the latest mod on the >>>> cowling. It worked and it didn't. I'll post pics tomorrow. >>>> >>>> >>>> >>>> I've worked out a deal with Composite Dave so we can get some >>>> of these out on the market. If we can get orders for 10 to 15 >>>> cowlings, I'll sell them for $6250. You install and paint. >>>> That includes $500 worth of new baffles. You pay the >>>> shipping. So, for roughly twice the price of a nose bowl, you >>>> get a whole new cowling. Let me know. >>>> >>>> Projects that are currently in process. >>>> >>>> 1. PMA for the instrument panel overlays. >>>> 2. PMA for the fiberglass eyebrow. >>>> 3. Wheel pants. >>>> 4. Fiberglass horizontal root fairings. Just fine tuning the >>>> tooling. It's ready to go. >>>> 5. A cup holder to replace the ash tray. Just fine tuning the >>>> tooling. >>>> 6. An STC to replace the nose gear boot with a fairing that >>>> stays on the cowling (or comes off separately.) If I hadn't >>>> tried the cowling with and without the fairing, I'd have never >>>> guessed it was worth 20 degrees in CHT cooling. >>>> 7. A real AA5x Tail Dragger. By real, I mean actually moving >>>> the location of the main gear and not just using splayed gear >>>> legs to get the right geometry. >>>> 8. 10:1 IO360B1E with a constant speed prop. >>>> 9. Fiberglass elevator and rudder tips. >>>> >>>> * >>>> >>>> href="http://www.matronics.com/Navigator?TeamGrumman-List%22%3Ehttp://www.matronics.com/Navigator?TeamGrumman-Listhref=%22http://forums.matronics.com%22%3Ehttp://forums.matronics.com >>>> href="http://www.matronics.com/contribution%22%3Ehttp://www.matronics.com/contribution >>>> >>>> * >>>> >>> >>> * >>> >>> >>> * >>> >>> >>> * >>> >>> href="http://www.matronics.com/Navigator?TeamGrumman-List%22%3Ehttp://www.matronics.com/Navigator?TeamGrumman-Listhref=%22http://forums.matronics.com%22%3Ehttp://forums.matronics.com >>> href="http://www.matronics.com/contribution%22%3Ehttp://www.matronics.com/c >>> * >>> >>> ------------------------------------------------------------------------ >>> >>> No virus found in this message. >>> Checked by AVG - www.avg.com <http://www.avg.com> >>> Date: 10/03/10 >>> >>> * >>> >>> >>> * >>> >>> * >>> >>> >>> * >> >> >> -- >> Jim Starkey >> Founder, NimbusDB, Inc. >> 978 526-1376 >> * >> >> >> * >> >> * >> >> >> * > > > -- > Jim Starkey > Founder, NimbusDB, Inc. > 978 526-1376 > * > > > * > > * > > > * -- Jim Starkey Founder, NimbusDB, Inc. 978 526-1376


    Message 8


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    Time: 01:21:37 PM PST US
    Subject: Re: Power Flow Exhaust System
    From: Airport Bum <aa5_driver@YAHOO.COM>
    Jim Starkey <jstarkey@nimbusdb.com> wrote: > I'm interested in a new cowl because mine is 30 years old, beat up, >and showing fatigue cracks here and there. I'm not interested in a >Power Flow exhaust because the performance difference is insignificant >for how I use my airplane, and, cost aside, not worth the maintenance >hassle. Before you say, "what maintenance hassle", what I have heard >over and over on the other list is that the Power Flow exhaust has a >lifetime of about 800 hours before it cracks. This is usually followed >up by an accusation that the unhappy customer didn't install it >correctly, so it's his fault and what did he expect. I don't want an >exhaust that regularly fails and I don't want to be blamed when it does. > >My current exhaust system has been recently rebuilt, and if the survives >for another 25 years, I'll be too old to care on way or the other. But >my desire to trade a reliable system for an expensive unreliable one for >a performance delta that I don't care about leaves me cold. > >A new cowl would solve a problem I have. A Power Flow exhaust would >introduce a problem I don't have. Enough said. > > >On 10/4/2010 3:24 PM, Gary Vogt wrote: >> Jim, >> >> Just what is it that you don't like about the Power Flow? Can you be >> specific? >> >> Gary >> >> ------------------------------------------------------------------------ >> *From:* Jim Starkey <jstarkey@nimbusdb.com> >> *To:* teamgrumman-list@matronics.com >> *Sent:* Mon, October 4, 2010 12:06:45 PM >> *Subject:* Re: TeamGrumman-List: Jaguar cowling. 25% off the going >> price. Deposit >> >> That's fine. I'm just a potential customer giving you feedback. >> Please feel free to ignore it if you don't like it. >> >> >> On 10/4/2010 2:36 PM, Gary Vogt wrote: >>> For the record, the standard exhaust is one of the worst designs >>> anyone ever came up with. >>> >>> ------------------------------------------------------------------------ >>> *From:* Jim Starkey <jstarkey@nimbusdb.com> >>> *To:* teamgrumman-list@matronics.com >>> *Sent:* Mon, October 4, 2010 10:14:01 AM >>> *Subject:* Re: TeamGrumman-List: Jaguar cowling. 25% off the going >>> price. Deposit >>> >>> For the record, I would buy the cowl if it were available with the >>> standard exhaust, but I wouldn't even consider installing a Power >>> Flow exhaust system to get it. >>> >>> >>> On 10/4/2010 12:29 AM, Gary Vogt wrote: >>>> Hal, >>>> >>>> Nothing is impossible. Figure hiring a DER and involving the FAA >>>> for about 2 or 3 years. At bare minimum, you'll need about 4 or 5 >>>> climb cooling tests, 3 (if everything works right the first time) >>>> carb heat rise tests, and 3 climb performance tests. I would >>>> estimate somewhere in the $15,000 range. >>>> >>>> Gary. >>>> And, thanks again for all the rides at Dayton. >>>> >>>> >>>> ------------------------------------------------------------------------ >>>> *From:* halb221 <halb221@centurylink.net> >>>> *To:* teamgrumman-list@matronics.com >>>> *Sent:* Sun, October 3, 2010 4:08:05 PM >>>> *Subject:* Re: TeamGrumman-List: Jaguar cowling. 25% off the going >>>> price. Deposit >>>> >>>> Gary, Hello from Alabama >>>> I am very interested in your your new deal, I do have one question, >>>> how hard would it be to get approval to use your cowl with the >>>> standard aa5b exhaust system? >>>> Hal B (Beauchesne) (Your part time ride at Dayton) cell: >>>> 334-301-9641 >>>> >>>> ----- Original Message ----- >>>> *From:* Gary Vogt <mailto:teamgrumman@YAHOO.COM> >>>> *To:* teamgrumman-list@matronics.com >>>> <mailto:teamgrumman-list@matronics.com> >>>> *Sent:* Sunday, October 03, 2010 2:47 PM >>>> *Subject:* TeamGrumman-List: Jaguar cowling. 25% off the going >>>> price. Deposit >>>> >>>> Scott, >>>> >>>> I'll let you know when I have 10 or more orders. As for the >>>> payment schedule, I'll need $3250 deposit and the rest payable >>>> upon completion of the cowling. It's a killer deal. I want to >>>> keep Composite Dave from getting a real job and not being >>>> available to work on my other projects. >>>> >>>> Gary >>>> >>>> ------------------------------------------------------------------------ >>>> *From:* Scott Trejo <md11strejo@YAHOO.COM >>>> <mailto:md11strejo@YAHOO.COM>> >>>> *To:* teamgrumman-list@matronics.com >>>> <mailto:teamgrumman-list@matronics.com> >>>> *Sent:* Sun, October 3, 2010 5:18:41 AM >>>> *Subject:* Re: TeamGrumman-List: Jaguar cowling. 25% off the >>>> going price, >>>> >>>> Gary, Whats the time frame on which you need full payment. I >>>> would really like in on this deal. >>>> >>>> Scott Trejo >>>> >>>> PS. Was it 20 degrees cooler with the fairing? Any speed >>>> gain or loss? >>>> >>>> >>>> On Oct 2, 2010, at 10:26 PM, Gary Vogt wrote: >>>> >>>>> If you're on facebook, you've seen the latest mod on the >>>>> cowling. It worked and it didn't. I'll post pics tomorrow. >>>>> >>>>> >>>>> >>>>> I've worked out a deal with Composite Dave so we can get some >>>>> of these out on the market. If we can get orders for 10 to 15 >>>>> cowlings, I'll sell them for $6250. You install and paint. >>>>> That includes $500 worth of new baffles. You pay the >>>>> shipping. So, for roughly twice the price of a nose bowl, you >>>>> get a whole new cowling. Let me know. >>>>> >>>>> Projects that are currently in process. >>>>> >>>>> 1. PMA for the instrument panel overlays. >>>>> 2. PMA for the fiberglass eyebrow. >>>>> 3. Wheel pants. >>>>> 4. Fiberglass horizontal root fairings. Just fine tuning the >>>>> tooling. It's ready to go. >>>>> 5. A cup holder to replace the ash tray. Just fine tuning the >>>>> tooling. >>>>> 6. An STC to replace the nose gear boot with a fairing that >>>>> stays on the cowling (or comes off separately.) If I hadn't >>>>> tried the cowling with and without the fairing, I'd have never >>>>> guessed it was worth 20 degrees in CHT cooling. >>>>> 7. A real AA5x Tail Dragger. By real, I mean actually moving >>>>> the location of the main gear and not just using splayed gear >>>>> legs to get the right geometry. >>>>> 8. 10:1 IO360B1E with a constant speed prop. >>>>> 9. Fiberglass elevator and rudder tips. >>>>> >>>>> * >>>>> >>>>> href="http://www.matronics.com/Navigator?TeamGrumman-List%22%3Ehttp://www.matronics.com/Navigator?TeamGrumman-Listhref=%22http://forums.matronics.com%22%3Ehttp://forums.matronics.com >>>>> href="http://www.matronics.com/contribution%22%3Ehttp://www.matronics.com/contribution >>>>> >>>>> * >>>>> >>>> >>>> * >>>> >>>> >>>> * >>>> >>>> >>>> * >>>> >>>> href="http://www.matronics.com/Navigator?TeamGrumman-List%22%3Ehttp://www.matronics.com/Navigator?TeamGrumman-Listhref=%22http://forums.matronics.com%22%3Ehttp://forums.matronics.com >>>> href="http://www.matronics.com/contribution%22%3Ehttp://www.matronics.com/c >>>> * >>>> >>>> ------------------------------------------------------------------------ >>>> >>>> No virus found in this message. >>>> Checked by AVG - www.avg.com <http://www.avg.com> >>>> Date: 10/03/10 >>>> >>>> * >>>> >>>> >>>> * >>>> >>>> * >>>> >>>> >>>> * >>> >>> >>> -- >>> Jim Starkey >>> Founder, NimbusDB, Inc. >>> 978 526-1376 >>> * >>> >>> >>> * >>> >>> * >>> >>> >>> * >> >> >> -- >> Jim Starkey >> Founder, NimbusDB, Inc. >> 978 526-1376 >> * >> >> >> * >> >> * >> >> >> * > > >-- >Jim Starkey >Founder, NimbusDB, Inc. >978 526-1376 >


    Message 9


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    Time: 01:26:56 PM PST US
    Subject: Re: Power Flow Exhaust System
    From: Airport Bum <aa5_driver@YAHOO.COM>
    Jim, How many hours did you fly your plane in the last 25 years? I don't know of anyone who has had a complete failure of a pf. It is possible that there have been some failures of a part or two, but that is not a complete failure of the system. I would bet that your exhaust is not original or has been serviced/repaired at some time in the past, wether it was logged or not. Either it was repaired or it has been unairworthy for many years. It was made by man, it will fail at some point. PF is no different, except you can replace individual parts instead of the entire exhaust. Try one you might like it. APB Jim Starkey <jstarkey@nimbusdb.com> wrote: > I'm interested in a new cowl because mine is 30 years old, beat up, >and showing fatigue cracks here and there. I'm not interested in a >Power Flow exhaust because the performance difference is insignificant >for how I use my airplane, and, cost aside, not worth the maintenance >hassle. Before you say, "what maintenance hassle", what I have heard >over and over on the other list is that the Power Flow exhaust has a >lifetime of about 800 hours before it cracks. This is usually followed >up by an accusation that the unhappy customer didn't install it >correctly, so it's his fault and what did he expect. I don't want an >exhaust that regularly fails and I don't want to be blamed when it does. > >My current exhaust system has been recently rebuilt, and if the survives >for another 25 years, I'll be too old to care on way or the other. But >my desire to trade a reliable system for an expensive unreliable one for >a performance delta that I don't care about leaves me cold. > >A new cowl would solve a problem I have. A Power Flow exhaust would >introduce a problem I don't have. Enough said. > > >On 10/4/2010 3:24 PM, Gary Vogt wrote: >> Jim, >> >> Just what is it that you don't like about the Power Flow? Can you be >> specific? >> >> Gary >> >> ------------------------------------------------------------------------ >> *From:* Jim Starkey <jstarkey@nimbusdb.com> >> *To:* teamgrumman-list@matronics.com >> *Sent:* Mon, October 4, 2010 12:06:45 PM >> *Subject:* Re: TeamGrumman-List: Jaguar cowling. 25% off the going >> price. Deposit >> >> That's fine. I'm just a potential customer giving you feedback. >> Please feel free to ignore it if you don't like it. >> >> >> On 10/4/2010 2:36 PM, Gary Vogt wrote: >>> For the record, the standard exhaust is one of the worst designs >>> anyone ever came up with. >>> >>> ------------------------------------------------------------------------ >>> *From:* Jim Starkey <jstarkey@nimbusdb.com> >>> *To:* teamgrumman-list@matronics.com >>> *Sent:* Mon, October 4, 2010 10:14:01 AM >>> *Subject:* Re: TeamGrumman-List: Jaguar cowling. 25% off the going >>> price. Deposit >>> >>> For the record, I would buy the cowl if it were available with the >>> standard exhaust, but I wouldn't even consider installing a Power >>> Flow exhaust system to get it. >>> >>> >>> On 10/4/2010 12:29 AM, Gary Vogt wrote: >>>> Hal, >>>> >>>> Nothing is impossible. Figure hiring a DER and involving the FAA >>>> for about 2 or 3 years. At bare minimum, you'll need about 4 or 5 >>>> climb cooling tests, 3 (if everything works right the first time) >>>> carb heat rise tests, and 3 climb performance tests. I would >>>> estimate somewhere in the $15,000 range. >>>> >>>> Gary. >>>> And, thanks again for all the rides at Dayton. >>>> >>>> >>>> ------------------------------------------------------------------------ >>>> *From:* halb221 <halb221@centurylink.net> >>>> *To:* teamgrumman-list@matronics.com >>>> *Sent:* Sun, October 3, 2010 4:08:05 PM >>>> *Subject:* Re: TeamGrumman-List: Jaguar cowling. 25% off the going >>>> price. Deposit >>>> >>>> Gary, Hello from Alabama >>>> I am very interested in your your new deal, I do have one question, >>>> how hard would it be to get approval to use your cowl with the >>>> standard aa5b exhaust system? >>>> Hal B (Beauchesne) (Your part time ride at Dayton) cell: >>>> 334-301-9641 >>>> >>>> ----- Original Message ----- >>>> *From:* Gary Vogt <mailto:teamgrumman@YAHOO.COM> >>>> *To:* teamgrumman-list@matronics.com >>>> <mailto:teamgrumman-list@matronics.com> >>>> *Sent:* Sunday, October 03, 2010 2:47 PM >>>> *Subject:* TeamGrumman-List: Jaguar cowling. 25% off the going >>>> price. Deposit >>>> >>>> Scott, >>>> >>>> I'll let you know when I have 10 or more orders. As for the >>>> payment schedule, I'll need $3250 deposit and the rest payable >>>> upon completion of the cowling. It's a killer deal. I want to >>>> keep Composite Dave from getting a real job and not being >>>> available to work on my other projects. >>>> >>>> Gary >>>> >>>> ------------------------------------------------------------------------ >>>> *From:* Scott Trejo <md11strejo@YAHOO.COM >>>> <mailto:md11strejo@YAHOO.COM>> >>>> *To:* teamgrumman-list@matronics.com >>>> <mailto:teamgrumman-list@matronics.com> >>>> *Sent:* Sun, October 3, 2010 5:18:41 AM >>>> *Subject:* Re: TeamGrumman-List: Jaguar cowling. 25% off the >>>> going price, >>>> >>>> Gary, Whats the time frame on which you need full payment. I >>>> would really like in on this deal. >>>> >>>> Scott Trejo >>>> >>>> PS. Was it 20 degrees cooler with the fairing? Any speed >>>> gain or loss? >>>> >>>> >>>> On Oct 2, 2010, at 10:26 PM, Gary Vogt wrote: >>>> >>>>> If you're on facebook, you've seen the latest mod on the >>>>> cowling. It worked and it didn't. I'll post pics tomorrow. >>>>> >>>>> >>>>> >>>>> I've worked out a deal with Composite Dave so we can get some >>>>> of these out on the market. If we can get orders for 10 to 15 >>>>> cowlings, I'll sell them for $6250. You install and paint. >>>>> That includes $500 worth of new baffles. You pay the >>>>> shipping. So, for roughly twice the price of a nose bowl, you >>>>> get a whole new cowling. Let me know. >>>>> >>>>> Projects that are currently in process. >>>>> >>>>> 1. PMA for the instrument panel overlays. >>>>> 2. PMA for the fiberglass eyebrow. >>>>> 3. Wheel pants. >>>>> 4. Fiberglass horizontal root fairings. Just fine tuning the >>>>> tooling. It's ready to go. >>>>> 5. A cup holder to replace the ash tray. Just fine tuning the >>>>> tooling. >>>>> 6. An STC to replace the nose gear boot with a fairing that >>>>> stays on the cowling (or comes off separately.) If I hadn't >>>>> tried the cowling with and without the fairing, I'd have never >>>>> guessed it was worth 20 degrees in CHT cooling. >>>>> 7. A real AA5x Tail Dragger. By real, I mean actually moving >>>>> the location of the main gear and not just using splayed gear >>>>> legs to get the right geometry. >>>>> 8. 10:1 IO360B1E with a constant speed prop. >>>>> 9. Fiberglass elevator and rudder tips. >>>>> >>>>> * >>>>> >>>>> href="http://www.matronics.com/Navigator?TeamGrumman-List%22%3Ehttp://www.matronics.com/Navigator?TeamGrumman-Listhref=%22http://forums.matronics.com%22%3Ehttp://forums.matronics.com >>>>> href="http://www.matronics.com/contribution%22%3Ehttp://www.matronics.com/contribution >>>>> >>>>> * >>>>> >>>> >>>> * >>>> >>>> >>>> * >>>> >>>> >>>> * >>>> >>>> href="http://www.matronics.com/Navigator?TeamGrumman-List%22%3Ehttp://www.matronics.com/Navigator?TeamGrumman-Listhref=%22http://forums.matronics.com%22%3Ehttp://forums.matronics.com >>>> href="http://www.matronics.com/contribution%22%3Ehttp://www.matronics.com/c >>>> * >>>> >>>> ------------------------------------------------------------------------ >>>> >>>> No virus found in this message. >>>> Checked by AVG - www.avg.com <http://www.avg.com> >>>> Date: 10/03/10 >>>> >>>> * >>>> >>>> >>>> * >>>> >>>> * >>>> >>>> >>>> * >>> >>> >>> -- >>> Jim Starkey >>> Founder, NimbusDB, Inc. >>> 978 526-1376 >>> * >>> >>> >>> * >>> >>> * >>> >>> >>> * >> >> >> -- >> Jim Starkey >> Founder, NimbusDB, Inc. >> 978 526-1376 >> * >> >> >> * >> >> * >> >> >> * > > >-- >Jim Starkey >Founder, NimbusDB, Inc. >978 526-1376 >


    Message 10


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    Time: 01:49:32 PM PST US
    From: "flyv35b" <flyv35b@minetfiber.com>
    Subject: Re: Power Flow Exhaust System
    PF is no different, except you can replace individual parts instead of the entire exhaust. Individual parts of the OEM exhaust system can be replaced. The muffler with pipes is one part, each of the risers are separate as are the clamps and the muffler shroud. For most people the issue is the cost. The initial cost is around $4000, whereas typically most people just need a new muffler to get them going again. That is not to say that many of the original risers are beyond their lifespan and the clamps need to be replaced on somewhat of a regular basis as well. Most Tiger mufflers only last about 800 hrs before the internal flame cone burns out. Cliff PF Dealer who would like to sell a lot more of them! ----- Original Message ----- From: "Airport Bum" <aa5_driver@YAHOO.COM> Sent: Monday, October 04, 2010 1:24 PM Subject: Re: TeamGrumman-List: Power Flow Exhaust System > > Jim, > > How many hours did you fly your plane in the last 25 years? I don't know > of anyone who has had a complete failure of a pf. It is possible that > there have been some failures of a part or two, but that is not a complete > failure of the system. I would bet that your exhaust is not original or > has been serviced/repaired at some time in the past, wether it was logged > or not. Either it was repaired or it has been unairworthy for many years. > It was made by man, it will fail at some point. PF is no different, > except you can replace individual parts instead of the entire exhaust. > Try one you might like it. > > APB > > Jim Starkey <jstarkey@nimbusdb.com> wrote: > >> I'm interested in a new cowl because mine is 30 years old, beat up, >>and showing fatigue cracks here and there. I'm not interested in a >>Power Flow exhaust because the performance difference is insignificant >>for how I use my airplane, and, cost aside, not worth the maintenance >>hassle. Before you say, "what maintenance hassle", what I have heard >>over and over on the other list is that the Power Flow exhaust has a >>lifetime of about 800 hours before it cracks. This is usually followed >>up by an accusation that the unhappy customer didn't install it >>correctly, so it's his fault and what did he expect. I don't want an >>exhaust that regularly fails and I don't want to be blamed when it does. >> >>My current exhaust system has been recently rebuilt, and if the survives >>for another 25 years, I'll be too old to care on way or the other. But >>my desire to trade a reliable system for an expensive unreliable one for >>a performance delta that I don't care about leaves me cold. >> >>A new cowl would solve a problem I have. A Power Flow exhaust would >>introduce a problem I don't have. Enough said. >> >> >> >>On 10/4/2010 3:24 PM, Gary Vogt wrote: >>> Jim, >>> >>> Just what is it that you don't like about the Power Flow? Can you be >>> specific? >>> >>> Gary >>> >>> ------------------------------------------------------------------------ >>> *From:* Jim Starkey <jstarkey@nimbusdb.com> >>> *To:* teamgrumman-list@matronics.com >>> *Sent:* Mon, October 4, 2010 12:06:45 PM >>> *Subject:* Re: TeamGrumman-List: Jaguar cowling. 25% off the going >>> price. Deposit >>> >>> That's fine. I'm just a potential customer giving you feedback. >>> Please feel free to ignore it if you don't like it. >>> >>> >>> On 10/4/2010 2:36 PM, Gary Vogt wrote: >>>> For the record, the standard exhaust is one of the worst designs >>>> anyone ever came up with. >>>> >>>> ------------------------------------------------------------------------ >>>> *From:* Jim Starkey <jstarkey@nimbusdb.com> >>>> *To:* teamgrumman-list@matronics.com >>>> *Sent:* Mon, October 4, 2010 10:14:01 AM >>>> *Subject:* Re: TeamGrumman-List: Jaguar cowling. 25% off the going >>>> price. Deposit >>>> >>>> For the record, I would buy the cowl if it were available with the >>>> standard exhaust, but I wouldn't even consider installing a Power >>>> Flow exhaust system to get it. >>>> >>>> >>>> On 10/4/2010 12:29 AM, Gary Vogt wrote: >>>>> Hal, >>>>> >>>>> Nothing is impossible. Figure hiring a DER and involving the FAA >>>>> for about 2 or 3 years. At bare minimum, you'll need about 4 or 5 >>>>> climb cooling tests, 3 (if everything works right the first time) >>>>> carb heat rise tests, and 3 climb performance tests. I would >>>>> estimate somewhere in the $15,000 range. >>>>> >>>>> Gary. >>>>> And, thanks again for all the rides at Dayton. >>>>> >>>>> >>>>> ------------------------------------------------------------------------ >>>>> *From:* halb221 <halb221@centurylink.net> >>>>> *To:* teamgrumman-list@matronics.com >>>>> *Sent:* Sun, October 3, 2010 4:08:05 PM >>>>> *Subject:* Re: TeamGrumman-List: Jaguar cowling. 25% off the going >>>>> price. Deposit >>>>> >>>>> Gary, Hello from Alabama >>>>> I am very interested in your your new deal, I do have one question, >>>>> how hard would it be to get approval to use your cowl with the >>>>> standard aa5b exhaust system? >>>>> Hal B (Beauchesne) (Your part time ride at Dayton) cell: >>>>> 334-301-9641 >>>>> >>>>> ----- Original Message ----- >>>>> *From:* Gary Vogt <mailto:teamgrumman@YAHOO.COM> >>>>> *To:* teamgrumman-list@matronics.com >>>>> <mailto:teamgrumman-list@matronics.com> >>>>> *Sent:* Sunday, October 03, 2010 2:47 PM >>>>> *Subject:* TeamGrumman-List: Jaguar cowling. 25% off the going >>>>> price. Deposit >>>>> >>>>> Scott, >>>>> >>>>> I'll let you know when I have 10 or more orders. As for the >>>>> payment schedule, I'll need $3250 deposit and the rest payable >>>>> upon completion of the cowling. It's a killer deal. I want to >>>>> keep Composite Dave from getting a real job and not being >>>>> available to work on my other projects. >>>>> >>>>> Gary >>>>> >>>>> ------------------------------------------------------------------------ >>>>> *From:* Scott Trejo <md11strejo@YAHOO.COM >>>>> <mailto:md11strejo@YAHOO.COM>> >>>>> *To:* teamgrumman-list@matronics.com >>>>> <mailto:teamgrumman-list@matronics.com> >>>>> *Sent:* Sun, October 3, 2010 5:18:41 AM >>>>> *Subject:* Re: TeamGrumman-List: Jaguar cowling. 25% off the >>>>> going price, >>>>> >>>>> Gary, Whats the time frame on which you need full payment. I >>>>> would really like in on this deal. >>>>> >>>>> Scott Trejo >>>>> >>>>> PS. Was it 20 degrees cooler with the fairing? Any speed >>>>> gain or loss? >>>>> >>>>> >>>>> On Oct 2, 2010, at 10:26 PM, Gary Vogt wrote: >>>>> >>>>>> If you're on facebook, you've seen the latest mod on the >>>>>> cowling. It worked and it didn't. I'll post pics tomorrow. >>>>>> >>>>>> >>>>>> >>>>>> I've worked out a deal with Composite Dave so we can get some >>>>>> of these out on the market. If we can get orders for 10 to 15 >>>>>> cowlings, I'll sell them for $6250. You install and paint. >>>>>> That includes $500 worth of new baffles. You pay the >>>>>> shipping. So, for roughly twice the price of a nose bowl, you >>>>>> get a whole new cowling. Let me know. >>>>>> >>>>>> Projects that are currently in process. >>>>>> >>>>>> 1. PMA for the instrument panel overlays. >>>>>> 2. PMA for the fiberglass eyebrow. >>>>>> 3. Wheel pants. >>>>>> 4. Fiberglass horizontal root fairings. Just fine tuning the >>>>>> tooling. It's ready to go. >>>>>> 5. A cup holder to replace the ash tray. Just fine tuning the >>>>>> tooling. >>>>>> 6. An STC to replace the nose gear boot with a fairing that >>>>>> stays on the cowling (or comes off separately.) If I hadn't >>>>>> tried the cowling with and without the fairing, I'd have never >>>>>> guessed it was worth 20 degrees in CHT cooling. >>>>>> 7. A real AA5x Tail Dragger. By real, I mean actually moving >>>>>> the location of the main gear and not just using splayed gear >>>>>> legs to get the right geometry. >>>>>> 8. 10:1 IO360B1E with a constant speed prop. >>>>>> 9. Fiberglass elevator and rudder tips. >>>>>> >>>>>> * >>>>>> >>>>>> >>>>>> href="http://www.matronics.com/Navigator?TeamGrumman-List%22%3Ehttp://www.matronics.com/Navigator?TeamGrumman-Listhref=%22http://forums.matronics.com%22%3Ehttp://forums.matronics.com >>>>>> >>>>>> href="http://www.matronics.com/contribution%22%3Ehttp://www.matronics.com/contribution >>>>>> >>>>>> * >>>>>> >>>>> >>>>> * >>>>> >>>>> >>>>> * >>>>> >>>>> >>>>> * >>>>> >>>>> >>>>> href="http://www.matronics.com/Navigator?TeamGrumman-List%22%3Ehttp://www.matronics.com/Navigator?TeamGrumman-Listhref=%22http://forums.matronics.com%22%3Ehttp://forums.matronics.com >>>>> >>>>> href="http://www.matronics.com/contribution%22%3Ehttp://www.matronics.com/c >>>>> * >>>>> >>>>> ------------------------------------------------------------------------ >>>>> >>>>> No virus found in this message. >>>>> Checked by AVG - www.avg.com <http://www.avg.com> >>>>> Date: 10/03/10 >>>>> >>>>> * >>>>> >>>>> >>>>> * >>>>> >>>>> * >>>>> >>>>> >>>>> * >>>> >>>> >>>> -- >>>> Jim Starkey >>>> Founder, NimbusDB, Inc. >>>> 978 526-1376 >>>> * >>>> >>>> >>>> * >>>> >>>> * >>>> >>>> >>>> * >>> >>> >>> -- >>> Jim Starkey >>> Founder, NimbusDB, Inc. >>> 978 526-1376 >>> * >>> >>> >>> * >>> >>> * >>> >>> >>> * >> >> >>-- >>Jim Starkey >>Founder, NimbusDB, Inc. >>978 526-1376 >> > > >


    Message 11


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    Time: 02:28:19 PM PST US
    Subject: Re: Power Flow Exhaust System
    From: "grumpyparts" <i.r.m@btinternet.com>
    What Jim wants is what the majority of owners need, what Gary is offering is what the minority of owners want. Gary's desire is to design improvements in both design and performance and the new cowl with PF scores on both these fronts, but is it what most need. ? There is no doubt in my mind if the cowl had gone with the stock exhaust sales would have been easier to come by. Would Gray have been happy with the results, no as thankfully for the future development of our planes he always strives for the best at the expense of self reward. Oh BTW, notice my message just contains my reply and doesn't contain every thing that has gone before. Try not to just add your response to an existing thread and hit the send key. Read this topic online here: http://forums.matronics.com/viewtopic.php?p=314677#314677


    Message 12


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    Time: 02:46:38 PM PST US
    From: "flyv35b" <flyv35b@minetfiber.com>
    Subject: Re: Power Flow Exhaust System
    > What Jim wants is what the majority of owners need, what Gary is offering > is what the minority of owners want. > > Gary's desire is to design improvements in both design and performance and > the new cowl with PF scores on both these fronts, but is it what most > need. ? > > There is no doubt in my mind if the cowl had gone with the stock exhaust > sales would have been easier to come by. Would Gray have been happy with > the results, no as thankfully for the future development of our planes he > always strives for the best at the expense of self reward. It is my OPINION that getting the STC amended to include the stock exhaust would not be nearly as onerous as Gary mentioned (2-3 years and $15,000). >From a logical point of view why would it be so hard to get approval when that is the stock system and Gary has shown that the cooling is better with his cowl than with the stock configuration. And the PF would not materially affect cooling, except to possibly make it worse due to the higher power output of the engine. The FAA should just rubber stamp the approval, but logic does not prevail a lot of times with them. Having the cowling approved for BOTH exhaust systems would more than double the market size I would think. Cliff ----- Original Message ----- From: "grumpyparts" <i.r.m@btinternet.com> Sent: Monday, October 04, 2010 2:25 PM Subject: TeamGrumman-List: Re: Power Flow Exhaust System > <i.r.m@btinternet.com> > > What Jim wants is what the majority of owners need, what Gary is offering > is what the minority of owners want. > > Gary's desire is to design improvements in both design and performance and > the new cowl with PF scores on both these fronts, but is it what most > need. ? > > There is no doubt in my mind if the cowl had gone with the stock exhaust > sales would have been easier to come by. Would Gray have been happy with > the results, no as thankfully for the future development of our planes he > always strives for the best at the expense of self reward. > > Oh BTW, notice my message just contains my reply and doesn't contain every > thing that has gone before. Try not to just add your response to an > existing thread and hit the send key. > > > Read this topic online here: > > http://forums.matronics.com/viewtopic.php?p=314677#314677 > > >


    Message 13


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    Time: 03:03:03 PM PST US
    From: "WILLIAM KELLY" <v1rotate@verizon.net>
    Subject: Re: Power Flow Exhaust System
    FWIW, my stock muffler came apart inside (whatever you call the part with Swiss Cheese holes in it) at barely 600 hours and blocked off most of the exhaust exit. It got progressively worse over the course of 3 to 4 hours of flying. It was kind of insidious at first, just a bit sluggish, but I figured density altitude was the culprit or maybe the maximum weight I was trying to get airborne, but then a chunk of muffler must have broken loose because the power went way down and I barely had enough to maintain minimum speed and land. The repair was expensive because it happened in the middle of nowhere at Harris Ranch airport in central California. I was a dunderhead because I never thought to shine a flashlight up the exhaust pipe. If I had, I would have seen the blockage immediately, or perhaps a crack earlier on. Anyway, the repair process involved flying back and forth from Gary Vogt's place in his plane to bring down an new muffler ($$$..overnighted..$$$) from Fletcher. We field changed the muffler on the ramp at Harris Ranch in the middle of a really annoying dust storm where I thought my cowling was going to end up in the next county. Also the plane was filthy inside and out and required five hours of cleaning later. After rightly paying for Gary's time and fuel, and the overnight shipping, and a couple of days of lost pay from my job, the cost of the muffle itself was a relatively small part of the final bill. I took two things away from this experience. First, a mechanical problem in a remote area can be big bucks regardless of what the replacment part costs. Second, I now always preflight the exhaust system by shining a light up the pipe. I can see the "Swiss Cheese" cannister that way. If it's cracked, looks broken, or anything makes a funny sound like something's loose when you tap on it with your knuckle or a rubber mallet, I'll have it check out. Bill Kelly AA1C 39065 > PF is no different, except you can replace individual parts instead of the > entire exhaust. > > Individual parts of the OEM exhaust system can be replaced. The muffler > with pipes is one part, each of the risers are separate as are the clamps > and the muffler shroud. > > For most people the issue is the cost. The initial cost is around $4000, > whereas typically most people just need a new muffler to get them going > again. That is not to say that many of the original risers are beyond > their lifespan and the clamps need to be replaced on somewhat of a regular > basis as well. Most Tiger mufflers only last about 800 hrs before the > internal flame cone burns out. > > Cliff


    Message 14


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    Time: 04:02:33 PM PST US
    From: "flyv35b" <flyv35b@minetfiber.com>
    Subject: Re: Power Flow Exhaust System
    > I took two things away from this experience. First, a mechanical problem > in a remote area can be big bucks regardless of what the replacment part > costs. Second, I now always preflight the exhaust system by shining a > light up the pipe. I can see the "Swiss Cheese" cannister that way. If > it's cracked, looks broken, or anything makes a funny sound like > something's loose when you tap on it with your knuckle or a rubber mallet, > I'll have it check out. This is what preventative maintenance is all about. These flame cones don't just fail instantly. You can tell if you look periodically if the metal is getting thin to the point that it is starting to fail, i.e. a small piece joining two holes will be missing, etc. Cliff


    Message 15


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    Time: 04:28:57 PM PST US
    From: <allenc3@bellsouth.net>
    Subject: Re: Power Flow Exhaust System
    I had a short stack power flowflow installed on my Tiger about 4 yeas ago by powerflow at DAB. I had the prop balanced at the time (part of the $500 installation cost). I have had no problems, no cracks etc. I lube the tubes every annual with high temp lube as per powerflow instructions, but that is about it. My Tiger climbs better (about 200 f/m better) than stock, and as I fly off a 2500 foot grass strip, I appreciate the extra performance. Also see about a 100 rpm increase in static RPM than I did with the stock exhaust. I have also read some of the issues other folks claim they have had, but everyone I personally know with powerflow systems on not just Tigers but other airframes as well (Cessna's, Mooney's) are satisfied with both the performance and maintenance of their systems. Claude From: Jim Starkey Sent: Monday, October 04, 2010 3:50 PM Subject: Re: TeamGrumman-List: Power Flow Exhaust System I'm interested in a new cowl because mine is 30 years old, beat up, and showing fatigue cracks here and there. I'm not interested in a Power Flow exhaust because the performance difference is insignificant for how I use my airplane, and, cost aside, not worth the maintenance hassle. Before you say, "what maintenance hassle", what I have heard over and over on the other list is that the Power Flow exhaust has a lifetime of about 800 hours before it cracks. This is usually followed up by an accusation that the unhappy customer didn't install it correctly, so it's his fault and what did he expect. I don't want an exhaust that regularly fails and I don't want to be blamed when it does. My current exhaust system has been recently rebuilt, and if the survives for another 25 years, I'll be too old to care on way or the other. But my desire to trade a reliable system for an expensive unreliable one for a performance delta that I don't care about leaves me cold. A new cowl would solve a problem I have. A Power Flow exhaust would introduce a problem I don't have. Enough said. On 10/4/2010 3:24 PM, Gary Vogt wrote: Jim, Just what is it that you don't like about the Power Flow? Can you be specific? Gary ------------------------------------------------------------------------- ----- From: Jim Starkey <jstarkey@nimbusdb.com> To: teamgrumman-list@matronics.com Sent: Mon, October 4, 2010 12:06:45 PM Subject: Re: TeamGrumman-List: Jaguar cowling. 25% off the going price. Deposit That's fine. I'm just a potential customer giving you feedback. Please feel free to ignore it if you don't like it. On 10/4/2010 2:36 PM, Gary Vogt wrote: For the record, the standard exhaust is one of the worst designs anyone ever came up with. ------------------------------------------------------------------------- --- From: Jim Starkey <jstarkey@nimbusdb.com> To: teamgrumman-list@matronics.com Sent: Mon, October 4, 2010 10:14:01 AM Subject: Re: TeamGrumman-List: Jaguar cowling. 25% off the going price. Deposit For the record, I would buy the cowl if it were available with the standard exhaust, but I wouldn't even consider installing a Power Flow exhaust system to get it. On 10/4/2010 12:29 AM, Gary Vogt wrote: Hal, Nothing is impossible. Figure hiring a DER and involving the FAA for about 2 or 3 years. At bare minimum, you'll need about 4 or 5 climb cooling tests, 3 (if everything works right the first time) carb heat rise tests, and 3 climb performance tests. I would estimate somewhere in the $15,000 range. Gary. And, thanks again for all the rides at Dayton. ------------------------------------------------------------------------- - From: halb221 <halb221@centurylink.net> To: teamgrumman-list@matronics.com Sent: Sun, October 3, 2010 4:08:05 PM Subject: Re: TeamGrumman-List: Jaguar cowling. 25% off the going price. Deposit Gary, Hello from Alabama I am very interested in your your new deal, I do have one question, how hard would it be to get approval to use your cowl with the standard aa5b exhaust system? Hal B (Beauchesne) (Your part time ride at Dayton) cell: 334-301-9641 ----- Original Message ----- From: Gary Vogt To: teamgrumman-list@matronics.com Sent: Sunday, October 03, 2010 2:47 PM Subject: TeamGrumman-List: Jaguar cowling. 25% off the going price. Deposit Scott, I'll let you know when I have 10 or more orders. As for the payment schedule, I'll need $3250 deposit and the rest payable upon completion of the cowling. It's a killer deal. I want to keep Composite Dave from getting a real job and not being available to work on my other projects. Gary ------------------------------------------------------------------------ From: Scott Trejo <md11strejo@YAHOO.COM> To: teamgrumman-list@matronics.com Sent: Sun, October 3, 2010 5:18:41 AM Subject: Re: TeamGrumman-List: Jaguar cowling. 25% off the going price, Gary, Whats the time frame on which you need full payment. I would really like in on this deal. Scott Trejo PS. Was it 20 degrees cooler with the fairing? Any speed gain or loss? On Oct 2, 2010, at 10:26 PM, Gary Vogt wrote: If you're on facebook, you've seen the latest mod on the cowling. It worked and it didn't. I'll post pics tomorrow. I've worked out a deal with Composite Dave so we can get some of these out on the market. If we can get orders for 10 to 15 cowlings, I'll sell them for $6250. You install and paint. That includes $500 worth of new baffles. You pay the shipping. So, for roughly twice the price of a nose bowl, you get a whole new cowling. Let me know. Projects that are currently in process. 1. PMA for the instrument panel overlays. 2. PMA for the fiberglass eyebrow. 3. Wheel pants. 4. Fiberglass horizontal root fairings. Just fine tuning the tooling. It's ready to go. 5. A cup holder to replace the ash tray. Just fine tuning the tooling. 6. An STC to replace the nose gear boot with a fairing that stays on the cowling (or comes off separately.) If I hadn't tried the cowling with and without the fairing, I'd have never guessed it was worth 20 degrees in CHT cooling. 7. A real AA5x Tail Dragger. By real, I mean actually moving the location of the main gear and not just using splayed gear legs to get the right geometry. 8. 10:1 IO360B1E with a constant speed prop. 9. Fiberglass elevator and rudder tips. href="http://www.matronics.com/Navigator?TeamGrumman-List%22%3Ehttp://w ww.matronics.com/Navigator?TeamGrumman-Listhref=%22http://forums.matron ics.com%22%3Ehttp://forums.matronics.com href="http://www.matronics.com/contribution%22%3Ehttp://www.matronics.c om/contribution href="http://www.matronics.com/Navigator?TeamGrumman-List%22%3Ehttp://w ww.matronics.com/Navigator?TeamGrumman-Listhref=%22http://forums.matron ics.com%22%3Ehttp://forums.matronics.com href="http://www.matronics.com/contribution%22%3Ehttp://www.matronics.c om/c ------------------------------------------------------------------------ No virus found in this message. Checked by AVG - www.avg.com Date: 10/03/10 -- Jim Starkey Founder, NimbusDB, Inc. 978 526-1376 -- Jim Starkey Founder, NimbusDB, Inc. 978 526-1376 -- Jim Starkey Founder, NimbusDB, Inc. 978 526-1376 __________ Information from ESET Smart Security, version of virus signature database 5451 (20100914) __________ The message was checked by ESET Smart Security. __________ Information from ESET Smart Security, version of virus signature database 5451 (20100914) __________ The message was checked by ESET Smart Security.


    Message 16


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    Time: 07:57:33 PM PST US
    From: Gary Vogt <teamgrumman@YAHOO.COM>
    Subject: Re: Power Flow Exhaust System
    On more than one occasion, I've seen the flame arrestor in the stock muffler fail and partially to totally block the exhaust pipe. For this reason alone, from a safety standpoint, I would never recommend the stock muffler. ________________________________ From: Airport Bum <aa5_driver@YAHOO.COM> Sent: Mon, October 4, 2010 1:24:51 PM Subject: Re: TeamGrumman-List: Power Flow Exhaust System Jim, How many hours did you fly your plane in the last 25 years? I don't know of anyone who has had a complete failure of a pf. It is possible that there have been some failures of a part or two, but that is not a complete failure of the system. I would bet that your exhaust is not original or has been serviced/repaired at some time in the past, wether it was logged or not. Either it was repaired or it has been unairworthy for many years. It was made by man, it will fail at some point. PF is no different, except you can replace individual parts instead of the entire exhaust. Try one you might like it. APB Jim Starkey <jstarkey@nimbusdb.com> wrote: > I'm interested in a new cowl because mine is 30 years old, beat up, >and showing fatigue cracks here and there. I'm not interested in a >Power Flow exhaust because the performance difference is insignificant >for how I use my airplane, and, cost aside, not worth the maintenance >hassle. Before you say, "what maintenance hassle", what I have heard >over and over on the other list is that the Power Flow exhaust has a >lifetime of about 800 hours before it cracks. This is usually followed >up by an accusation that the unhappy customer didn't install it >correctly, so it's his fault and what did he expect. I don't want an >exhaust that regularly fails and I don't want to be blamed when it does. > >My current exhaust system has been recently rebuilt, and if the survives >for another 25 years, I'll be too old to care on way or the other. But >my desire to trade a reliable system for an expensive unreliable one for >a performance delta that I don't care about leaves me cold. > >A new cowl would solve a problem I have. A Power Flow exhaust would >introduce a problem I don't have. Enough said. > > >On 10/4/2010 3:24 PM, Gary Vogt wrote: >> Jim, >> >> Just what is it that you don't like about the Power Flow? Can you be >> specific? >> >> Gary >> >> ------------------------------------------------------------------------ >> *From:* Jim Starkey <jstarkey@nimbusdb.com> >> *To:* teamgrumman-list@matronics.com >> *Sent:* Mon, October 4, 2010 12:06:45 PM >> *Subject:* Re: TeamGrumman-List: Jaguar cowling. 25% off the going >> price. Deposit >> >> That's fine. I'm just a potential customer giving you feedback. >> Please feel free to ignore it if you don't like it. >> >> >> On 10/4/2010 2:36 PM, Gary Vogt wrote: >>> For the record, the standard exhaust is one of the worst designs >>> anyone ever came up with. >>> >>> ------------------------------------------------------------------------ >>> *From:* Jim Starkey <jstarkey@nimbusdb.com> >>> *To:* teamgrumman-list@matronics.com >>> *Sent:* Mon, October 4, 2010 10:14:01 AM >>> *Subject:* Re: TeamGrumman-List: Jaguar cowling. 25% off the going >>> price. Deposit >>> >>> For the record, I would buy the cowl if it were available with the >>> standard exhaust, but I wouldn't even consider installing a Power >>> Flow exhaust system to get it. >>> >>> >>> On 10/4/2010 12:29 AM, Gary Vogt wrote: >>>> Hal, >>>> >>>> Nothing is impossible. Figure hiring a DER and involving the FAA >>>> for about 2 or 3 years. At bare minimum, you'll need about 4 or 5 >>>> climb cooling tests, 3 (if everything works right the first time) >>>> carb heat rise tests, and 3 climb performance tests. I would >>>> estimate somewhere in the $15,000 range. >>>> >>>> Gary. >>>> And, thanks again for all the rides at Dayton. >>>> >>>> >>>> ------------------------------------------------------------------------ >>>> *From:* halb221 <halb221@centurylink.net> >>>> *To:* teamgrumman-list@matronics.com >>>> *Sent:* Sun, October 3, 2010 4:08:05 PM >>>> *Subject:* Re: TeamGrumman-List: Jaguar cowling. 25% off the going >>>> price. Deposit >>>> >>>> Gary, Hello from Alabama >>>> I am very interested in your your new deal, I do have one question, >>>> how hard would it be to get approval to use your cowl with the >>>> standard aa5b exhaust system? >>>> Hal B (Beauchesne) (Your part time ride at Dayton) cell: >>>> 334-301-9641 >>>> >>>> ----- Original Message ----- >>>> *From:* Gary Vogt <mailto:teamgrumman@YAHOO.COM> >>>> *To:* teamgrumman-list@matronics.com >>>> <mailto:teamgrumman-list@matronics.com> >>>> *Sent:* Sunday, October 03, 2010 2:47 PM >>>> *Subject:* TeamGrumman-List: Jaguar cowling. 25% off the going >>>> price. Deposit >>>> >>>> Scott, >>>> >>>> I'll let you know when I have 10 or more orders. As for the >>>> payment schedule, I'll need $3250 deposit and the rest payable >>>> upon completion of the cowling. It's a killer deal. I want to >>>> keep Composite Dave from getting a real job and not being >>>> available to work on my other projects. >>>> >>>> Gary >>>> >>>> ------------------------------------------------------------------------ >>>> *From:* Scott Trejo <md11strejo@YAHOO.COM >>>> <mailto:md11strejo@YAHOO.COM>> >>>> *To:* teamgrumman-list@matronics.com >>>> <mailto:teamgrumman-list@matronics.com> >>>> *Sent:* Sun, October 3, 2010 5:18:41 AM >>>> *Subject:* Re: TeamGrumman-List: Jaguar cowling. 25% off the >>>> going price, >>>> >>>> Gary, Whats the time frame on which you need full payment. I >>>> would really like in on this deal. >>>> >>>> Scott Trejo >>>> >>>> PS. Was it 20 degrees cooler with the fairing? Any speed >>>> gain or loss? >>>> >>>> >>>> On Oct 2, 2010, at 10:26 PM, Gary Vogt wrote: >>>> >>>>> If you're on facebook, you've seen the latest mod on the >>>>> cowling. It worked and it didn't. I'll post pics tomorrow. >>>>> >>>>> >>>>> >>>>> I've worked out a deal with Composite Dave so we can get some >>>>> of these out on the market. If we can get orders for 10 to 15 >>>>> cowlings, I'll sell them for $6250. You install and paint. >>>>> That includes $500 worth of new baffles. You pay the >>>>> shipping. So, for roughly twice the price of a nose bowl, you >>>>> get a whole new cowling. Let me know. >>>>> >>>>> Projects that are currently in process. >>>>> >>>>> 1. PMA for the instrument panel overlays. >>>>> 2. PMA for the fiberglass eyebrow. >>>>> 3. Wheel pants. >>>>> 4. Fiberglass horizontal root fairings. Just fine tuning the >>>>> tooling. It's ready to go. >>>>> 5. A cup holder to replace the ash tray. Just fine tuning the >>>>> tooling. >>>>> 6. An STC to replace the nose gear boot with a fairing that >>>>> stays on the cowling (or comes off separately.) If I hadn't >>>>> tried the cowling with and without the fairing, I'd have never >>>>> guessed it was worth 20 degrees in CHT cooling. >>>>> 7. A real AA5x Tail Dragger. By real, I mean actually moving >>>>> the location of the main gear and not just using splayed gear >>>>> legs to get the right geometry. >>>>> 8. 10:1 IO360B1E with a constant speed prop. >>>>> 9. Fiberglass elevator and rudder tips. >>>>> >>>>> * >>>>> >>>>> >>>>>href="http://www.matronics.com/Navigator?TeamGrumman-List%22%3Ehttp://www.matronics.com/Navigator?TeamGrumman-Listhref=%22http://forums.matronics.com%22%3Ehttp://forums.matronics.com >>>>> >>>>> >>>>>href="http://www.matronics.com/contribution%22%3Ehttp://www.matronics.com/contribution >>>>> >>>>> >>>>> * >>>>> >>>> >>>> * >>>> >>>> >>>> * >>>> >>>> >>>> * >>>> >>>> >>>>href="http://www.matronics.com/Navigator?TeamGrumman-List%22%3Ehttp://www.matronics.com/Navigator?TeamGrumman-Listhref=%22http://forums.matronics.com%22%3Ehttp://forums.matronics.com >>>> >>>> >>>href="http://www.matronics.com/contribution%22%3Ehttp://www.matronics.com/c >>>> * >>>> >>>> ------------------------------------------------------------------------ >>>> >>>> No virus found in this message. >>>> Checked by AVG - www.avg.com<http://www.avg.com> >>>> Date: 10/03/10 >>>> >>>> * >>>> >>>> >>>> * >>>> >>>> * >>>> >>>> >>>> * >>> >>> >>> -- >>> Jim Starkey >>> Founder, NimbusDB, Inc. >>> 978 526-1376 >>> * >>> >>> >>> * >>> >>> * >>> >>> >>> * >> >> >> -- >> Jim Starkey >> Founder, NimbusDB, Inc. >> 978 526-1376 >> * >> >> >> * >> >> * >> >> >> * > > >-- >Jim Starkey >Founder, NimbusDB, Inc. >978 526-1376 >


    Message 17


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    Time: 08:39:50 PM PST US
    From: Gary Vogt <teamgrumman@YAHOO.COM>
    Subject: Jaguar cowling with the stock muffler STC
    The first question the FAA will ask (through the DER) is, "Is the cowling exactly the same as it was with the exhaust system previously tested and approved?" The answer is, "No." The next question is, "Is the pressure drop across the cylinders exactly the same as it was with the cowling/muffler combination previously tested and approved?" The answer is, "I don't know." The next question is, "Does the possible change in pressure in the area under the cowling near where the carb heat gets its air affect the carb heat rise temperature?" The answer is, "I don't know." The next question is, "Does the possible change in pressure and air flow paths in the area under the cowling affect the temperature of the accessories (mags, vacuum pump, etc.)?" The answer is, "I don't know." The next question is, "Does the exhaust pipe hanging out further forward and coming through the affect climb performance?" The answer is, "I don't know." The next question is, "Do you have approved drawings for the proposed changes?" The answer is, "No." So, without approved data, tests will need to be performed to determine just what the answers are. It seems like it would be easy to certify the cowling with the stock muffler, doesn't it. I mean, hey, the stock Tiger has one. What many of you fail to grasp is just what changing a small thing like the muffler would entail. There is absolutely nothing 'logical' about getting an STC. It's all about examining every possible affect a change makes and then investigating that possibility and how it MIGHT affect the safety of the airplane. Case in point: The carb heat rise with the Power Flow Exhaust System (PFES) was approved for the stock cowling. The Jaguar cowling, in no way, has any affect on the ability of the PFES to generate enough heat to pass the carb heat rise test. I created a company test report, with pictures, explaining how the cowling does not affect carb heat rise tests. Yet, someone in the FAA felt like it may be possible that the change in pressure drop across the cylinders could 'possibly' cause the pressure at the inlet into the PFES carb heat portion of the muffler/collector to reduce the ability to achieve the required 90 degree temperature rise at the carb inlet. Those tests, alone, took 3 months and thousands of dollars. Case in point: It's fairly obvious that the Jaguar cowling creates less drag. I had to complete 5 climb performance tests at gross weight to show I met or exceeded the performance of the POH. Those 5 flight tests took 2 months to complete. If you've seen any of the initial pictures of my plane with the Jaguar cowling on it, you'll see it had the stock muffler. Less than a year after those pics were taken, the entire side of the stock muffler blew out and cooked the inside of the cowling. I'm a hot rodder at heart and I know the benefits of the PFES. I ordered a Power Flow the next day. It wasn't a question I needed to ponder for very long. ________________________________ From: flyv35b <flyv35b@minetfiber.com> Sent: Mon, October 4, 2010 2:43:15 PM Subject: Re: TeamGrumman-List: Re: Power Flow Exhaust System > What Jim wants is what the majority of owners need, what Gary is offering is >what the minority of owners want. > > Gary's desire is to design improvements in both design and performance and the >new cowl with PF scores on both these fronts, but is it what most need. ? > > There is no doubt in my mind if the cowl had gone with the stock exhaust sales >would have been easier to come by. Would Gray have been happy with the results, >no as thankfully for the future development of our planes he always strives for >the best at the expense of self reward. It is my OPINION that getting the STC amended to include the stock exhaust would not be nearly as onerous as Gary mentioned (2-3 years and $15,000). > From a logical point of view why would it be so hard to get approval when that is the stock system and Gary has shown that the cooling is better with his cowl than with the stock configuration. And the PF would not materially affect cooling, except to possibly make it worse due to the higher power output of the engine. The FAA should just rubber stamp the approval, but logic does not prevail a lot of times with them. Having the cowling approved for BOTH exhaust systems would more than double the market size I would think. Cliff ----- Original Message ----- From: "grumpyparts" <i.r.m@btinternet.com> Sent: Monday, October 04, 2010 2:25 PM Subject: TeamGrumman-List: Re: Power Flow Exhaust System > > What Jim wants is what the majority of owners need, what Gary is offering is >what the minority of owners want. > > Gary's desire is to design improvements in both design and performance and the >new cowl with PF scores on both these fronts, but is it what most need. ? > > There is no doubt in my mind if the cowl had gone with the stock exhaust sales >would have been easier to come by. Would Gray have been happy with the results, >no as thankfully for the future development of our planes he always strives for >the best at the expense of self reward. > > Oh BTW, notice my message just contains my reply and doesn't contain every >thing that has gone before. Try not to just add your response to an existing >thread and hit the send key.




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