[Fot] Thrust washers

[Bill Babcock]

If that's the case it might be a good idea to get the crank  
magnafluxed. Last time i saw bearing caps that were swapped/rotated  
was on a Jag 420 motor and the crank was cracked in four places.

On Mar 11, 2008, at 12:37 AM, MadMarx wrote:

> what about a miss alignment of the of the bearing cap?
> Maybe it was a replacement and was rebored to fit to a different  
> block.
> To check this, compare the numbers stamped on the lower block and on  
> the
> bearing caps.
> OR, the cap could have been mounted 180 degree turned.
>
> Hope this helps.
>
> ----- Original Message -----
> From: "Greg "Lunker" Hilyer" <Lunkercars at earthlink.net>
> To: "Mark J Bradakis" <mark at bradakis.com>
> Cc: "Friends of Triumph" <fot at autox.team.net>
> Sent: Monday, March 10, 2008 3:34 AM
> Subject: Re: [Fot] Thrust washers
>
>
>> Right you are! Amusing to me how easily I get mixed up on the simple
>> stuff. Had to go put the cap on the crank and move it back and fourth
>> to see it in action, but I get it.
>> So... Question remains. Why the [near] failure of the top/front  
>> washer?
>> Greg "Lunker" Hilyer
>> TR4 #314
>> Albuquerque NM
>> On Mar 9, 2008, at 7:59 PM, Mark J Bradakis wrote:
>>
>>> Greg Lunker Hilyer wrote:
>>>> Seems to me that clutch loading pushes the crank forward and  
>>>> therefor
>>>> the front washer[s] take the force
>>>>
>>>
>>> When the crank is moved forward, the REAR thrust washer takes the
>>> load.
>>> Hmmm, maybe I'll work on some cheesy ACSII graphic to demonstrate,
>>> but don't hold your breath.
>>>
>>> mjb.
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Bill Babcock
Babcock & Jenkins
Billb at bnj.com
503.936.7660
www.bnj.com