X-CGP-ClamAV-Result: CLEAN X-VirusScanner: Niversoft's CGPClamav Helper v1.23.0 (ClamAV engine v0.103.0) X-Junk-Score: 0 [] X-KAS-Score: 0 [] From: "Pam & Dave Williams padajute@idcnet.com" Received: from [209.242.224.50] (HELO netwurx.net) by logan.com (CommuniGate Pro SMTP 6.3.5) with ESMTPS id 377597 for flyrotary@lancaironline.net; Wed, 20 Oct 2021 23:35:24 -0400 Received-SPF: error receiver=logan.com; client-ip=209.242.224.50; envelope-from=padajute@idcnet.com X-Default-Received-SPF: pass (skip=loggedin (res=PASS)) x-ip-name=72.169.96.230; envelope-from=; Received: from MG005YVT (unverified [72.169.96.230]) by netwurx.net (SurgeMail 7.5a) with ESMTP id 25061444-1219245 for ; Wed, 20 Oct 2021 22:34:59 -0500 Return-Path: To: "'Rotary motors in aircraft'" References: In-Reply-To: Subject: RE: [FlyRotary] Re: flex plate Date: Wed, 20 Oct 2021 22:34:46 -0500 Message-ID: <094001d7c62c$9f602d20$de208760$@idcnet.com> MIME-Version: 1.0 Content-Type: multipart/related; boundary="----=_NextPart_000_0941_01D7C602.B68C9620" X-Mailer: Microsoft Outlook 15.0 Thread-Index: AQGPcZZE+IUs3ISjGSkheppxpGooDKxtb8AA Content-Language: en-us X-Authenticated-User: padajute@idcnet.com This is a multipart message in MIME format. ------=_NextPart_000_0941_01D7C602.B68C9620 Content-Type: multipart/alternative; boundary="----=_NextPart_001_0942_01D7C602.B68C9620" ------=_NextPart_001_0942_01D7C602.B68C9620 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Hello Charlie, =20 No I don=E2=80=99t remember what the flywheel weighed, but weighing = parts, my installation weighed 3 lbs. more than the original assembly. = My aluminum flywheel is smaller than the flexplate, so I had to move the = starter. I took nothing from the disk surface except to remove the steel = face. My smaller resized spline hub was made to fit where the steel = clutch face was originally. The only machining done to the flywheel was = to bore the six mounting holes for my smaller resized splined hub.=20 =20 Thanks Dave Williams =20 From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net]=20 Sent: Wednesday, October 20, 2021 12:41 PM To: Rotary motors in aircraft Subject: [FlyRotary] Re: flex plate =20 Hi Dave, Do you remember what that flywheel weighs? Was it the same diameter as = the flex plate, or was it smaller, like the non-turbo manual trans = flywheels? Did you remove all the disk mating surface to reduce weight, = or just enough to mount the damper plate? I've got an aluminum manual trans flywheel on the shelf, but it's = slightly smaller in dia than the flexplate. Wondering about weight = comparisons, mounting, etc. In more general terms, the flexplates seem to have a rather checkered = past even in the car. I've got one that came off the car cracked.=20 Charlie On 10/19/2021 11:15 AM, David Leonard wdleonard@gmail.com = wrote: I used one of these:=20 https://throtl.com/products/act-xact-streetlite-flywheels-act600145?cq_sr= c=3Dgoogle_ads = = &cq_cmp=3D10870770605&cq_term=3D&cq_med=3D&cq_plt=3Dgp&gclid=3DCjwKCAjw2b= mLBhBREiwAZ6ugo8jSPo2ktPDdU8xZsTdN80Wbg0xZNiX6JQWuXpJkC7J3DV5b8bs6xRoCero= QAvD_BwE I mounted the RWS damper plate. I had to take it to a CNC shop to take = down the face and locate the mounting holes. I also had to modify the = mounting of the starter, but it was a pretty easy job. =20 Neil, great job on getting your gear-box into production. We sure need = it. =20 Dave Leonard =20 On Sat, Oct 16, 2021 at 3:48 PM Pam & Dave Williams padajute@idcnet.com = > wrote: Hello James, =20 I have a stock 13b ( estimated 150 hp) with RWS equipment. I used a = racing aluminum flywheel and removed the steel clutch facing. Then I = resized the RWS splined hub to fit. Basically I copied RWS by making a = new plate and riveting on the RWS splined hub to my new plate. Because = the new plate is a smaller OD I used 6 bolts instead of 4. I used the = same durometer rubber cushions. =20 Thanks, Dave Williams =20 From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net = ]=20 Sent: Friday, October 15, 2021 6:27 PM To: Rotary motors in aircraft > Subject: [FlyRotary] Re: flex plate =20 Dave, do you have a recommendation for a lightweight flywheel and = flexplate/ damper (brand or type) for a 250hp 13b? Thanks, James = Whitehurst =20 On Fri, Oct 15, 2021, 12:27 David Leonard wdleonard@gmail.com = > wrote: But you should know that those are prone to cracking, and I had a = catastrophic failure of one. They were never designed to carry the = output load of the engine, just as a way to engage the starter. Tracey = published a revision in the archives, or you can convert a manual fly = wheel to work. I suggest lightweight aftermarket versions. =20 Dave Leonard =20 On Thu, Oct 14, 2021 at 2:09 PM 12348ung@gmail.com = > wrote: Thought so, thanks=20 =20 From: Rotary motors in aircraft >=20 Sent: Friday, October 15, 2021 8:06 AM To: Rotary motors in aircraft > Subject: [FlyRotary] Re: flex plate =20 AUTOMATIC =20 On Thu, Oct 14, 2021, 4:04 PM 12348ung@gmail.com = > wrote: Can anyone confirm which flex plate fits the RWS redrive? I believe it = comes from a 92 model RX7. But is it from an automatic, manual or turbo = model? All are different apparently. Thanks Neil. =20 =20 = =20 Virus-free. = = www.avast.com=20 =20 ------=_NextPart_001_0942_01D7C602.B68C9620 Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable

Hello Charlie,

 

No I don=E2=80=99t remember what the flywheel weighed, but weighing = parts, my installation weighed 3 lbs. more than the original assembly. = My aluminum flywheel is smaller than the flexplate, so I had to move the = starter. I took nothing from the disk surface except to remove the steel = face. My smaller resized spline hub was made to fit where the steel = clutch face was originally. The only machining done to the flywheel was = to bore the six mounting holes for my smaller resized splined hub. =

 

Thanks

Dave Williams

 

From:<= /b> = Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] =
Sent: Wednesday, October 20, 2021 12:41 PM
To: = Rotary motors in aircraft = <flyrotary@lancaironline.net>
Subject: [FlyRotary] Re: = flex plate

 

Hi = Dave,

Do you remember what that flywheel weighs? Was it the same = diameter as the flex plate, or was it smaller, like the non-turbo manual = trans flywheels? Did you remove all the disk mating surface to reduce = weight, or just enough to mount the damper plate?

I've got an = aluminum manual trans flywheel on the shelf, but it's slightly smaller = in dia than the flexplate. Wondering about weight comparisons, mounting, = etc.

In more general terms, the flexplates seem to have a rather = checkered past even in the car. I've got one that came off the car = cracked.

Charlie

On 10/19/2021 11:15 AM, David Leonard wdleonard@gmail.com = wrote:

I used one of these:

I mounted the RWS damper plate.  I had to take it = to a CNC shop to take down the face and locate the mounting holes.  = I also had to modify the mounting of the starter, but it was a pretty = easy job.

 

Neil, great job on getting your gear-box into = production.  We sure need it.

 

Dave Leonard

 

On = Sat, Oct 16, 2021 at 3:48 PM Pam & Dave Williams padajute@idcnet.com <flyrotary@lancaironline.net> wrote:

Hello James,

 

I have a stock 13b ( estimated 150 hp) with RWS equipment. I used a = racing aluminum flywheel and removed the steel clutch facing. Then I = resized the RWS splined hub to fit. Basically I copied RWS by making a = new plate and riveting on the RWS splined hub to my new plate. Because = the new plate is a smaller OD I used 6 bolts instead of 4. I used the = same durometer rubber cushions.

 

Thanks,

Dave Williams

 

From:<= /b> = Rotary motors in aircraft [mailto:flyrotary@lancaironline.net]
Sent: = Friday, October 15, 2021 6:27 PM
To: Rotary motors in aircraft = <flyrotary@lancaironline.net>
Subject: = [FlyRotary] Re: flex plate

 <= /o:p>

Dave, do = you have a recommendation for a lightweight flywheel and flexplate/ = damper (brand or type) for a 250hp 13b? Thanks, James = Whitehurst

 <= /o:p>

On Fri, Oct = 15, 2021, 12:27 David Leonard wdleonard@gmail.com <flyrotary@lancaironline.net> = wrote:

But you = should know that those are prone to cracking, and I had a catastrophic = failure of one.  They were never designed to carry the output load = of the engine, just as a way to engage the starter.  Tracey = published a revision in the archives, or you can convert a manual fly = wheel to work.  I suggest lightweight aftermarket = versions.

 <= /o:p>

Dave = Leonard

 <= /o:p>

On Thu, Oct = 14, 2021 at 2:09 PM 12348ung@gmail.com <flyrotary@lancaironline.net> = wrote:

Thought so, thanks

 

From:= Rotary motors in aircraft <flyrotary@lancaironline.net>
Sent: = Friday, October 15, 2021 8:06 AM
To: Rotary motors in aircraft = <flyrotary@lancaironline.net>
Subject: = [FlyRotary] Re: flex plate

 <= /o:p>

AUTOMATIC

 <= /o:p>

On Thu, Oct = 14, 2021, 4:04 PM 12348ung@gmail.com <flyrotary@lancaironline.net> = wrote:

Can anyone confirm which flex plate fits the RWS = redrive?  I believe it comes from a 92 model RX7. But is it from an = automatic, manual or turbo model?  All are different = apparently.

Thanks  = Neil.

 

 

3D"Image

V= irus-free. www.avast.com =

 

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