Greg, check out this link below. It seems the consensus is steel vs.
aluminum. This was my thought also and I now have 2 steel flywheels for the
long ended crankshaft.
I'm having one of them machined to accept the Tilton racing clutch
Charly Mitchel
TR6 #44
http://www.cambridgemotorsport.com/TR56-Steel-Flywheels
----- Original Message -----
From: "Greg "Lunker" Hilyer" <lunkercars@earthlink.net>
To: "Kas Kastner" <kaskas@cox.net>
Cc: "Friends of Triumph" <fot@autox.team.net>
Sent: Sunday, November 18, 2007 5:34 PM
Subject: Re: [Fot] Alloy v steel
> Please elaborate a bit Kas. I've never heard of a steel flywheel for
> a TR. I always assumed they were all cast iron as OEM. Were there
> some that were steel from the factory? Or were the steel ones
> something "trick" from days gone bye? As I recall, my stock flywheel
> was originally something around 33lbs. and after getting it down to
> around 22, I have to agree that I couldn't see where any additional
> weight could be safely taken off.
> FWIW - I did find the difference to be noticeable [for the better]
> minus that 11lbs. - been a bit leery of going alloy.
> Also, I've been considering either a TR6 flywheel [for the TR4] or re-
> drilling my TR4 flywheel for the sake of the [much lighter] TR6
> diaphragm type pressure pressure plate. - Any thoughts?
> Thanks in advance,
> Greg Hilyer
> TR4 #314
> Albuquerque NM
>
>
> On Nov 18, 2007, at 5:26 PM, Kas Kastner wrote:
>
>> It is sometimes confusing when referring to other than alloy
>> flywheels, some
>> are steel and others are CAST IRON. With a steel wheel I can see
>> getting the
>> weight out of the outside diameter and the total down but I'd be
>> very very
>> careful doing this with cast iron.
>> ----- Original Message -----
>> From: <N197TR4@cs.com>
>> To: "Tony Drews" <tony@tonydrews.com>; "Jim Cun"
>> <jimcun2001@yahoo.com.au>;
>> "Friends of Triumph" <fot@autox.team.net>
>> Sent: Sunday, November 18, 2007 1:57 PM
>> Subject: Re: [Fot] Alloy v steel
>>
>>
>>> I like my steel flywheel....trouble free and like a piece of
>>> jewelry that I
>>> hated to cover up.
>>>
>>> Joe
>>>
>>>
>>>
>>>> Alloy flywheels seem harder to keep attached to the crankshaft.
>>>> With
>>>> proper care, they work well, though. They seem to be more
>>>> troublesome in the 6 cylinder motors, anecdotally.
>>>>
>>>> - Tony
>>>>
>>>> At 03:01 PM 11/18/2007, Jim Cun wrote:
>>>>> Hi Guys,
>>>>> Just wanted to ask your thoughts on an alloy flywheel vs
>>>>> steel for a TR race car?
>>>>>
>>>>> Regards Jim
>>>>>
>>>>>
>>>>> Make the switch to the world's
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