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Re: TR cam/lifter failure

To: "Terry Smith" <terryrs@adelphia.net>, <triumphs@Autox.Team.Net>
Subject: Re: TR cam/lifter failure
From: emanteno@comcast.net
Date: Sat, 06 Nov 2004 17:02:49 +0000
-------------- Original message -------------- 

> > Hey all, seeking advice on why my cam lost a lobe. About 10000 miles ago 
> > rebult the engine on my 65-66TR4A. Arnold 
> 
> 
> Whoops. I guess I'm a bit too literal. When you say "lost a lobe," I 
> assumed that the specs on the lobe itself ground beyond tolerance. Couldn't 
> figure the talk on a soft lifter, since to overly wear a cam lobe would have 
> to mean a tight, hard lifter. Does "lose a lobe" mean general spec failure 
> from the cam? 
> 
> I, uhm, think I've lost a lobe myself.... :0) 

What I think was happening was that the soft lifters lost their machined smooth 
finish on the contact surface, and then the lifter literally ground the lobe 
away. 
Irv Korey




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