X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from mail-ww0-f50.google.com ([74.125.82.50] verified) by logan.com (CommuniGate Pro SMTP 5.3.11) with ESMTP id 4662490 for flyrotary@lancaironline.net; Mon, 03 Jan 2011 11:39:49 -0500 Received-SPF: pass receiver=logan.com; client-ip=74.125.82.50; envelope-from=rwstracy@gmail.com Received: by wwf26 with SMTP id 26so13279512wwf.7 for ; Mon, 03 Jan 2011 08:39:12 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:mime-version:received:sender:received :in-reply-to:references:date:x-google-sender-auth:message-id:subject :from:to:content-type; bh=eNXQ1H7eMzPXsunM3jkZD61vEG64CsFcLRaSfOUu39k=; b=hBfKsy7mm33rjBMa6xIW+WcDgipiWz5247/HDu+6USybNqvJ+ZUG8qF7lzUmKKfccG W+m6+HZFX6nOq7yHkueTM6k2GEH6byhjjGFCsB8ednWe3iIYvZ1bSohgWQLeiCefEWBZ 0xLeovwWRKYuAbl9fgetQiJ9kqdFREu+ur1mk= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:sender:in-reply-to:references:date :x-google-sender-auth:message-id:subject:from:to:content-type; b=FoNmNU1HRcZ7XkVKfsHRiDzC5HSpdQdOQc2Fa9jH8MWmLczi6d9nv11r5S7GJHHm49 ti8agqXaYTzpm3MD8JYqGZ1cMEudwC7VmyWQSMuElb8wNlvcFCDcmE2Me28HiSWrpU1r sTpm5Ez79n+bXmskNHcmRv5ouuKbX60jOsLSA= MIME-Version: 1.0 Received: by 10.216.187.133 with SMTP id y5mr1057748wem.110.1294072751661; Mon, 03 Jan 2011 08:39:11 -0800 (PST) Sender: rwstracy@gmail.com Received: by 10.216.200.158 with HTTP; Mon, 3 Jan 2011 08:39:11 -0800 (PST) In-Reply-To: References: Date: Mon, 3 Jan 2011 11:39:11 -0500 X-Google-Sender-Auth: VXE0elj2ODvdpqq-1TtqOmtPw5Q Message-ID: Subject: Re: [FlyRotary] Re: GM Coil Comparison From: Tracy To: Rotary motors in aircraft Content-Type: multipart/alternative; boundary=0016365ee724ad22350498f3ca20 --0016365ee724ad22350498f3ca20 Content-Type: text/plain; charset=ISO-8859-1 That is correct Mark. Tracy On Mon, Jan 3, 2011 at 11:36 AM, Mark Steitle wrote: > Tracy, > > So, if I understand you correctly, I could change over from the D581 to the > D585 coils without requiring any upgrade to the EC-2? > > Mark S. > > On Mon, Jan 3, 2011 at 10:12 AM, Tracy wrote: > >> I highly recommend the air cooled enclosure as Steve Boese (and I) use. >> This is especially important on the D581 and the stock RX-8 Renesis coils. >> The Renesis coils have a fairly high failure rate even on the car. The >> D581 would only last a few hours at 150 F but I have about 250 hours on them >> with the airbox at 120F. >> >> Don't forget to do the coil disable test to check for failed coils prior >> to every flight. >> >> Tracy >> >> >> On Mon, Jan 3, 2011 at 10:53 AM, Steven W. Boese wrote: >> >>> I have about 100 hours on D585 coils and have had no problems with them >>> so far. The temperature in their airblasted enclosure is usually less than >>> 100 degrees in flight and has gotten up to 120 degrees during taxi. >>> >>> >>> >>> Steve Boese >>> >>> >>> >>> *From:* Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] *On >>> Behalf Of *Tracy >>> *Sent:* Monday, January 03, 2011 8:41 AM >>> *To:* Rotary motors in aircraft >>> *Subject:* [FlyRotary] Re: GM Coil Comparison >>> >>> >>> >>> I have a set of the D585 coils but have only evaluated them on the bench >>> for compatibility with the EC2/3 (they are). >>> >>> I do know that the previous version of the truck coils (D581) are not as >>> reliable as the D580 (Corvette) coils. >>> >>> Tracy >>> >>> On Sun, Jan 2, 2011 at 2:16 PM, Kelly Troyer wrote: >>> >>> Happy New Year Group, >>> >>> >>> >>> A little info regarding the various GM ignition coils that many >>> of us use on our >>> >>> Rotary engines with Tracy's EC2 and EC3 boxes that I thought might be of >>> interest >>> >>> to those that have not seen it before.............Tracy would like your >>> comments on the >>> >>> the apparently big performance difference between the LS1 verses the LS2 >>> Truck >>> >>> coils and if an upgrade would be worth the $$ especially for those of us >>> that have >>> >>> or plan on Turbocharging in light of the higher combustion chamber >>> pressures....... >>> >>> >>> >>> >>> >>> http://www.megamanual.com/seq/coils.htm#ls1 >>> >>> >>> >>> http://video.google.com/videoplay?docid=-6218245369765754251&hl=en# >>> >>> >>> >>> >>> Kelly Troyer >>> *"DYKE DELTA JD2"** **(Eventually)* >>> >>> "13B ROTARY"_ Engine >>> "RWS"_RD1C/EC2/EM2 >>> "MISTRAL"_Backplate/Oil Manifold >>> >>> "TURBONETICS"_TO4E50 Turbo >>> >>> >>> >> >> > --0016365ee724ad22350498f3ca20 Content-Type: text/html; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable That is correct Mark.

Tracy

On Mon= , Jan 3, 2011 at 11:36 AM, Mark Steitle <msteitle@gmail.com> wrote:
Tracy,
=A0
So, if I understand you correctly, I could change over from the D581 t= o the D585 coils without requiring any upgrade to the EC-2?=A0
=A0
Mark S.

On Mon, Jan 3, 2011 at 10:12 AM, Tracy <= tracy@rotaryaviation.com> wrote:
I highly recommen= d the air cooled enclosure as Steve Boese (and I) use.=A0 This is especiall= y important on the D581 and the stock RX-8 Renesis coils.=A0 The Renesis co= ils have a fairly high failure rate even on the car.=A0=A0 The D581 would o= nly last a few hours at 150 F but I have about 250 hours on them with the a= irbox at 120F.

Don't forget to do the coil disable test to check for failed coils = prior to every flight.

Tracy=20


On Mon, Jan 3, 2011 at 10:53 AM, Steven W. Boese= <SBoese@uwyo.edu> wrote:

I have about 100 hours on D585 coils and have had no problems with th= em so far.=A0 The temperature in their airblasted enclosure is usually less= than 100 degrees in flight and has gotten up to 120 degrees during taxi.

=A0

Steve Boese

=A0

From:= Rotary motors in aircraft [mailto:flyrotary@lancair= online.net] On Behalf Of Tracy
Sent: Monday, January 03, 2011 8:41 AM
To: Rotary motors i= n aircraft
Subject: [FlyRotary] Re: GM Coil Comparison

=

=A0

I have a set of the D= 585 coils but have only evaluated them on the bench for compatibility with = the EC2/3=A0 (they are).

I do know that the previous version of the = truck coils (D581) are not as reliable as the D580 (Corvette) coils.

Tracy

On Sun, Jan 2, 2011 at 2:16 PM, Kelly Troyer <keltro@att.net> wro= te:

Happy=A0New Year Group= ,

=A0

=A0=A0=A0=A0=A0=A0=A0 = A little info regarding the various GM ignition coils that many of us use o= n our

Rotary engines=A0with = Tracy's EC2 and EC3 boxes that I thought might be of interest

to those that have not= seen it before.............Tracy would like your comments on the

the apparently big per= formance difference between the LS1 verses the LS2 Truck

coils and if an upgrad= e would be worth the $$ especially for those of us that have

or plan on Turbochargi= ng in light of the higher combustion chamber pressures.......=A0

=

=A0

=A0

=A0


=A0

Kelly Troyer
"DYKE DELTA JD2" (Eventually)

"13B ROTARY"_ Engine
"RW= S"_RD1C/EC2/EM2
"MISTRAL"_Backplate/Oil Manifold

"TURBONETICS"_TO4E50 Turbo

=A0




--0016365ee724ad22350498f3ca20--