X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from nm3-vm0.access.bullet.mail.sp2.yahoo.com ([98.139.44.108] verified) by logan.com (CommuniGate Pro SMTP 5.4.1) with SMTP id 5120974 for flyrotary@lancaironline.net; Sun, 11 Sep 2011 17:12:10 -0400 Received-SPF: none receiver=logan.com; client-ip=98.139.44.108; envelope-from=keltro@att.net Received: from [98.139.44.96] by nm3.access.bullet.mail.sp2.yahoo.com with NNFMP; 11 Sep 2011 21:11:35 -0000 Received: from [98.139.44.91] by tm1.access.bullet.mail.sp2.yahoo.com with NNFMP; 11 Sep 2011 21:11:35 -0000 Received: from [127.0.0.1] by omp1028.access.mail.sp2.yahoo.com with NNFMP; 11 Sep 2011 21:11:35 -0000 X-Yahoo-Newman-Property: ymail-3 X-Yahoo-Newman-Id: 769064.68880.bm@omp1028.access.mail.sp2.yahoo.com Received: (qmail 86441 invoked by uid 60001); 11 Sep 2011 21:11:35 -0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=att.net; s=s1024; t=1315775495; bh=wY21VA0kSz9NC8F15qZVIg0AwPViDxktD/WMX0YMm4M=; h=X-YMail-OSG:Received:X-Mailer:References:Message-ID:Date:From:Reply-To:Subject:To:In-Reply-To:MIME-Version:Content-Type; b=OF0bZ0j1sV9wzVjjJEsYBY4AwnzrEuGDkA4vwTkS6VKbJ1RdO8x7CErejrSkPuKAb5n3Ed56Kz5mTSQ6wTldTK4TlQ59wREE3psZgsTHTqJwbB0FPbMMSRuGwsECFl6z5lewRCDvYoZiVl8YTwZ96nwhYdtjDSbBxlw/H2H+PqE= DomainKey-Signature:a=rsa-sha1; q=dns; c=nofws; s=s1024; d=att.net; h=X-YMail-OSG:Received:X-Mailer:References:Message-ID:Date:From:Reply-To:Subject:To:In-Reply-To:MIME-Version:Content-Type; b=ZiTbYbsG5EsFCEh5MK24FpoAMoH0TFIqoyDUJdfawXg9diY902CI803KN6yvW7EIaLkS7vYPsPZIyPNuvljZZQek5TXkCCXFs1gg/kYc8a7n9PNBPkVJHVKCQh5Zqjv6aYf5x0Ts37s7H3EYw3xO6Ogv5ifi4s97kpQOtPYqbZ0=; X-YMail-OSG: x2njWTEVM1myluIWyp68MVo1jgv..0Gc0pNMXAy6XNb_QZ2 YsjwlYZSTutKix.BHasXb6wHz8BcqwWA4rM0OTcHXCsSk3_LmSp95BU.Grai K.5xm6_7mnK6vOZgT7RlLKG_DfxfsRTq0wbax6bXEdfNDfDHlucBx1N7O7DF wlLNL8Kqllrk0ydUiyfzrROtVbb89HlETJDI3XuTz0xYjsXGkVAKebQMebYr E0MJye4q.dj.A7C53dEglpnplqafOksSc22Aktqob86UtdwdIg4Oz7.3zuHy Yu4tfyZS74YG2PMt_NBkQEMu.SUfZR9yCaF7k4IeCGCxH4waZifIpyaT.6MR R2v32wQe5.zjABfmNxjcmvIAg4K64GyKDk13mhHjgFX98OmYT86iScC.AOlM QB1jUrf3RF7onWxt5zeRYO1ZSByK4hW4tm.gRPC8XLf21CTBzE2xbm1l.3Oi ZOvhZIqZBANyTQr551aKM Received: from [208.114.41.218] by web83913.mail.sp1.yahoo.com via HTTP; Sun, 11 Sep 2011 14:11:35 PDT X-Mailer: YahooMailWebService/0.8.113.315625 References: Message-ID: <1315775495.90967.YahooMailNeo@web83913.mail.sp1.yahoo.com> Date: Sun, 11 Sep 2011 14:11:35 -0700 (PDT) From: Kelly Troyer Reply-To: Kelly Troyer Subject: Re: [FlyRotary] Re: Flywheel thickness ? To: Rotary motors in aircraft In-Reply-To: MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="0-1730827885-1315775495=:90967" --0-1730827885-1315775495=:90967 Content-Type: text/plain; charset=iso-8859-1 Content-Transfer-Encoding: quoted-printable Bill,=0A=A0 As you can see from the numbers they are within about 0.004 of = each other...........All are =0A4140 forgings..............All are adaptabl= e for use as a replacement for the Mazda flexplate =0Aas Dave Leonard has d= one for his Turbo 13B powered RV6 which at last report had about=0A10 hours= on the flywheel ("ACT Prolite") that ended up at less than 9 lbs after add= itional=0Amachine work to adapt...........Dave is known for giving his engi= ne and a/c a workout and is =0Aheaded to the air races at Reno to race in t= he sportsman class this next week.........=0A=0AKelly Troyer=0A"DYKE DELTA = JD2" (Eventually)=0A"13B ROTARY"_ Engine=0A"RWS"_RD1C/EC2/EM2=0A"MISTRAL"_B= ackplate/Oil Manifold=0A"TURBONETICS"_TO4E50 Turbo=0A=0AFrom: Bill Bradburr= y =0ATo: Rotary motors in aircraft =0ASent: Sunday, September 11, 2011 3:55 PM=0ASubject: [FlyR= otary] Re: Flywheel thickness ?=0A=0A=0AIs there a significant difference i= n the measurements of these two flywheels?=A0 Can they be considered to be = the same for our purposes?=0A=A0=0ABill B =0A=A0=0AFrom:Rotary motors in ai= rcraft [mailto:flyrotary@lancaironline.net] On Behalf Of Kelly Troyer=0ASen= t: Sunday, September 11, 2011 12:10 PM=0ATo: Rotary motors in aircraft=0ASu= bject: [FlyRotary] Re: Flywheel thickness ?=0A=A0=0ATracy,=0A=A0=A0=A0=A0= =A0 Here are the measurements of both the "ACT" and "F1" chrome-moly steel= =A0flywheels that I have..........All measurements are from the mounting fa= ce of therear counterweight..........=0A=A0"F1" Flywheel=A0 (11.8 lbs befor= e any additional machine work for lightening)=A0=A0(1) From counterweight t= o clutch disk surface=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0= =A0=A0=A0=A0=A0 1.115 in=A0 (28.321 mm)(2)=A0From cter-wt to pressure plate= /ring gear surface=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A01.100 in=A0 (27= .940 mm)(3) Flywheel thickness minus clutch disk surface=A0=A0=A0=A0=A0=A0= =A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A01.100 in=A0=A0(27.940 mm)=0A=A0"ACT"= Flywheels=A0 (Street-Lite 13.8 lbs/Pro-Lite 9.8 lbs before any additional = machine work for lightening)=0A=A0(1) From counterweight to clutch disk sur= face=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0 1= .111 in=A0 (28.219 mm)(2) From cter-wt to pressure plate/ring gear surface= =A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0 1.096 in=A0 (27.838 mm)(3)=A0Fly= wheel thickness minus clutch disk surface=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0= =A0=A0=A0=A0=A0=A0=A0=A0 1.096 in=A0 (27.838 mm)=A0=A0=A0=A0=A0=A0=A0=A0=A0= =A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0= =A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0= =A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0= =A0=A0=A0=A0=A0=A0=A0=A0=A0=A0 =A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0= =A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0= =A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0= =A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0= =A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=0A=A0=0AKelly Troyer =0A"DYKE DELTA JD2"(= Eventually)=0A"13B ROTARY"_ Engine=0A"RWS"_RD1C/EC2/EM2=0A"MISTRAL"_Backpla= te/Oil Manifold=0A"TURBONETICS"_TO4E50 Turbo=0A=A0=0AFrom:Kelly Troyer =0ATo: Rotary motors in aircraft = =0ASent: Thursday, September 8, 2011 6:48 PM=0ASubject: [FlyRotary] Re: Fly= wheel thickness ?=0ATracy,=0A=A0=A0=A0=A0 I will get the steel fly-wheel me= asurements and get back to you..............=0A=A0=0AKelly Troyer=0A"DYKE D= ELTA JD2"(Eventually)=0A"13B ROTARY"_ Engine=0A"RWS"_RD1C/EC2/EM2=0A"MISTRA= L"_Backplate/Oil Manifold=0A"TURBONETICS"_TO4E50 Turbo=0A=A0=0AFrom:Tracy <= rwstracy@gmail.com>=0ATo: Rotary motors in aircraft =0ASent: Thursday, September 8, 2011 3:20 PM=0ASubject: [FlyRotary] F= lywheel thickness ?=0A=0AQuestion for David, Kelly or anyone else playing w= ith lightweight flywheels.=A0 I have one on the way but won't see it until = I get back home in October.=A0 I'm working on a new design to replace the s= tock flex plate and need to know the thickness of the lightweight flywheel.= =A0 Every picture I see of them appears to show an almost flat disk which w= ould imply that there is MORE room between it and the redrive=A0 adapter pl= ate than there is for the flex plate which has about a 1 1/4" dish in it.= =A0 BUT,=A0 much of the discussion seems to imply that if anything, there i= s LESS.=A0 =0A=0AAnyone able to tell me the actual thickness of these after= market lightweight flywheels?=0A=0AI'm looking at the aluminum versions for= weight reasons and also because the iron friction surface is removable ( f= or even less weight).=A0 =0A=0ATracy=0A=0ASent from my iPad=0A=0A=0A=0A--= =0AHomepage:=A0 http://www.flyrotary.com/=0AArchive and UnSub:=A0 http://ma= il.lancaironline.net:81/lists/flyrotary/List.html --0-1730827885-1315775495=:90967 Content-Type: text/html; charset=iso-8859-1 Content-Transfer-Encoding: quoted-printable
Bill,
  As you can se= e from the numbers they are within about 0.004 of each other...........All = are
4140 forgings.......= .......All are adaptable for use as a replacement for the Mazda flexplate
as Dave Leonard has = done for his Turbo 13B powered RV6 which at last report had about
10 hours on the flyw= heel ("ACT Prolite") that ended up at less than 9 lbs after additional
machine work to adap= t...........Dave is known for giving his engine and a/c a workout and is
headed to the air ra= ces at Reno to race in the sportsman class this next week.........
 
Kelly Troyer
"DYKE DELTA JD2" (Eventually)
"13B ROTARY"_ Engine
"RWS"_RD1C/EC2/EM2
"MISTRAL"_Backplate/Oil = Manifold
"TURBONETICS"_TO4E50 Turbo

From:= Bill Bradburry <bbradburry@bellsouth.net>
To: Rotary motors in aircraft <flyro= tary@lancaironline.net>
Sent: Sunday, September 11, 2011 3:55 PM
Subject: [FlyRotary] Re: Flywheel thickness ?

Is there= a significant difference in the measurements of these two flywheels? = Can they be considered to be the same for our purposes?
 
Bill B <= /SPAN>
 
From: Rotary motors in aircraft [mailto:flyrotary@lancaironl= ine.net] On Behalf Of Kelly= Troyer
Sent: Sunday, Se= ptember 11, 2011 12:10 PM
To: Rotary motors in aircraft
Sub= ject: [FlyRotary] Re: Flywheel thickness ?
 
Tracy,
 
     Here are the measurements = of both the "ACT" and "F1" chrome-moly steel 
flywheels that I have..........All measurements are= from the mounting face of the
rear counterweight..........
 
"F1" Flywheel  (11.8 lbs before any additional= machine work for lightening) 
 
(1) From counterweight to clutch disk surface =             &nb= sp;          1.115 in  (2= 8.321 mm)
(2) From cter-wt to pressure plate/ring gear s= urface           &nb= sp;  1.100 in  (27.940 mm)
(3) Flywheel thickness minus clutch disk surface&nb= sp;            =       1.100 in  (27.940 mm)<= /SPAN>
 
"ACT" Flywheels  (Street-Lite 13.8 lbs/Pro-Lit= e 9.8 lbs before any additional machine work for lightening)<= /FONT>
 
(1) From counterweight to clutch disk surface =             &nb= sp;          1.111 in  (2= 8.219 mm)
(2) From cter-wt to pressure plate/ring gear surfac= e            &n= bsp;  1.096 in  (27.838 mm)
(3) Flywheel thickness minus clutch disk surfa= ce            &= nbsp;       1.096 in  (27.838 mm)=
         = ;            &n= bsp;            = ;            &n= bsp;            = ;            &n= bsp;            = ;          
         = ;            &n= bsp;            = ;            &n= bsp;            = ;            &n= bsp;            = ;            &n= bsp;   
 
Kelly Troyer
"DYKE DELTA JD2" (Eventually)=
"13B ROTARY"_ Engine
"RWS"_RD1C/EC2/EM2
"MISTRA= L"_Backplate/Oil Manifold
"TURBONETICS"_TO4E50 Turbo
 
From: Kelly Troyer <keltro@att.= net>
To: Rotary motor= s in aircraft <flyrotary@lancaironline.net>
Sent: Thursday, September 8, 2011 6:48 PM
<= SPAN style=3D"FONT-WEIGHT: bold">Subject: [FlyRotary] Re: Flywhe= el thickness ?Tracy= ,
     I will get the steel fly-whe= el measurements and get back to you..............
 
Kelly Troyer
"DYKE DELTA JD2"<= B> (Eventually)
"13B ROTARY"_ Engine
"RWS"_RD1C/EC2/EM2
"= MISTRAL"_Backplate/Oil Manifold
"TURBONETICS"_TO4E50 Turbo
<= /DIV>
 
From: Tracy <rwstracy@gmail.com= >
To: Rotary motors i= n aircraft <flyrotary@lancaironline.net>
Sent: Thursday, September 8, 2011 3:20 PM
Subject: [FlyRotary] Flywheel thic= kness ?
<= BR>Question for David, Kelly or anyone else playing with lightweight flywhe= els.  I have one on the way but won't see it until I get back home in = October.  I'm working on a new design to replace the stock flex plate = and need to know the thickness of the lightweight flywheel.  Every picture I see of them a= ppears to show an almost flat disk which would imply that there is MORE roo= m between it and the redrive  adapter plate than there is for th= e flex plate which has about a 1 1/4" dish in it.  BUT,  much of = the discussion seems to imply that if anything, there is LESS. 
Anyone able to tell me the actual thickness of these aftermarket lightwei= ght flywheels?

I'm looking at the aluminum versions for weight reaso= ns and also because the iron friction surface is removable ( for even less = weight). 

Tracy

Sent from my iPad



= --
Homepage:  http://www.flyrotary.com/
Archive and UnSub<= /SPAN>:  http://mail.lancaironline.net:81/= lists/flyrotary/List.html

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