X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from fmailhost05.isp.att.net ([207.115.11.55] verified) by logan.com (CommuniGate Pro SMTP 5.4.1) with ESMTP id 5120970 for flyrotary@lancaironline.net; Sun, 11 Sep 2011 16:56:32 -0400 Received-SPF: none receiver=logan.com; client-ip=207.115.11.55; envelope-from=bbradburry@bellsouth.net Received: from desktop (adsl-74-235-253-170.mco.bellsouth.net[74.235.253.170]) by isp.att.net (frfwmhc05) with SMTP id <20110911205557H05001oc33e>; Sun, 11 Sep 2011 20:55:57 +0000 X-Originating-IP: [74.235.253.170] From: "Bill Bradburry" To: "'Rotary motors in aircraft'" References: In-Reply-To: Subject: RE: [FlyRotary] Re: Flywheel thickness ? Date: Sun, 11 Sep 2011 16:55:58 -0400 Message-ID: MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0006_01CC70A3.AE55F1F0" X-Mailer: Microsoft Office Outlook 11 Thread-Index: AcxwnWVi0rSwq37RQ9qhxvmnj+vovAAJ5qmw X-MimeOLE: Produced By Microsoft MimeOLE V6.0.6001.18049 This is a multi-part message in MIME format. ------=_NextPart_000_0006_01CC70A3.AE55F1F0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit 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 _____ From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] On Behalf Of Kelly Troyer Sent: Sunday, September 11, 2011 12:10 PM To: Rotary motors in aircraft Subject: [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 1.115 in (28.321 mm) (2) From cter-wt to pressure plate/ring gear surface 1.100 in (27.940 mm) (3) Flywheel thickness minus clutch disk surface 1.100 in (27.940 mm) "ACT" Flywheels (Street-Lite 13.8 lbs/Pro-Lite 9.8 lbs before any additional machine work for lightening) (1) From counterweight to clutch disk surface 1.111 in (28.219 mm) (2) From cter-wt to pressure plate/ring gear surface 1.096 in (27.838 mm) (3) Flywheel thickness minus clutch disk surface 1.096 in (27.838 mm) Kelly Troyer "DYKE DELTA JD2" (Eventually) "13B ROTARY"_ Engine "RWS"_RD1C/EC2/EM2 "MISTRAL"_Backplate/Oil Manifold "TURBONETICS"_TO4E50 Turbo From: Kelly Troyer To: Rotary motors in aircraft Sent: Thursday, September 8, 2011 6:48 PM Subject: [FlyRotary] Re: Flywheel thickness ? Tracy, I will get the steel fly-wheel measurements and get back to you.............. Kelly Troyer "DYKE DELTA JD2" (Eventually) "13B ROTARY"_ Engine "RWS"_RD1C/EC2/EM2 "MISTRAL"_Backplate/Oil Manifold "TURBONETICS"_TO4E50 Turbo From: Tracy To: Rotary motors in aircraft Sent: Thursday, September 8, 2011 3:20 PM Subject: [FlyRotary] Flywheel thickness ? Question for David, Kelly or anyone else playing with lightweight flywheels. 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 appears to show an almost flat disk which would imply that there is MORE room between it and the redrive adapter plate than there is for the 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 lightweight flywheels? I'm looking at the aluminum versions for weight reasons 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: http://mail.lancaironline.net:81/lists/flyrotary/List.html ------=_NextPart_000_0006_01CC70A3.AE55F1F0 Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable

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 =

 

From: = Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] On Behalf Of Kelly Troyer
Sent: Sunday, September = 11, 2011 12:10 PM
To: Rotary motors in = aircraft
Subject: [FlyRotary] Re: = Flywheel thickness ?

 

Tracy= ,

 

  &nbs= p;  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           =              1.115 in  (28.321 mm)

(2) From cter-wt to pressure plate/ring gear surface           =    1.100 in  (27.940 mm)

(3) Flywheel thickness minus clutch disk surface           =         1.100 in  (27.940 mm)

 

"ACT" Flywheels  (Street-Lite 13.8 lbs/Pro-Lite 9.8 lbs before any = additional machine work for lightening)

 

(1) From counterweight to clutch disk surface           =              1.111 in  (28.219 mm)

(2) From cter-wt to pressure plate/ring gear surface           =     1.096 in  (27.838 mm)

(3) Flywhee= l thickness minus clutch disk surface           =          1.096 in  (27.838 mm)

  &nbs= p;            = ;            =             &= nbsp;           &n= bsp;           &nb= sp;           &nbs= p;            = ;      

  &nbs= p;            = ;            =             &= nbsp;           &n= bsp;           &nb= sp;           &nbs= p;            = ;            =

 

Kelly Troyer
"DYKE DELTA JD2" (Eventually)

"13B ROTARY"_ Engine
"RWS"_RD1C/EC2/EM2
"MISTRAL"_Backplate/Oil Manifold

"TURBONETIC= S"_TO4E50 Turbo

 

From: Kelly Troyer <keltro@att.net>
To: Rotary motors in = aircraft <flyrotary@lancaironline.net>
Sent: Thursday, September = 8, 2011 6:48 PM
Subject: [FlyRotary] Re: = Flywheel thickness ?

Tracy= ,

  &nbs= p;  I will get the steel fly-wheel measurements and get back to = you..............

 

Kelly Troyer
"DYKE DELTA JD2" (Eventually)

"13B ROTARY"_ Engine
"RWS"_RD1C/EC2/EM2
"MISTRAL"_Backplate/Oil Manifold

"TURBONETICS"_TO4E50 Turbo

 

From: Tracy <rwstracy@gmail.com>
To: Rotary motors in = aircraft <flyrotary@lancaironline.net>
Sent: Thursday, September = 8, 2011 3:20 PM
Subject: [FlyRotary] = Flywheel thickness ?

Question for David, Kelly or anyone else playing with lightweight flywheels.  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 appears to show an almost flat disk which would imply that = there is MORE room between it and the redrive  adapter plate = than there is for the 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 = lightweight flywheels?

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

Tracy

Sent from my iPad



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Archive and UnSub:  http://mail.lancaironline.net:81/lists/flyrotary/List.h= tml

 

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