DeTomaso Mailing List: May 2001, Message #25

--- MikeLDrew@aol.com wrote:
> Charles wrote:
> 
> >There is a "rattle" or noise above 2500 rpm that
> sounds
> like a "tick". I just installed .060" longer
> pushrods,
> hoping it was tappett noise, but it's still there.
> It's
> pretty "faint" but I can hear it, and it's got me
> puzzled.
> 
> >>>James Fannin in Nashville had a similar situation
> with a fresh motor.  
> First 2500 miles were fine, but then he started to
> get a persistant 
> mechanical rattle.  Several people (including me)
> tried but failed to provide 
> a suitable diagnosis.  He finally tore the engine
> apart and found the #2 
> piston lightly kissing a valve.
> 
> Bummer....
> 
> Might want to peer into the cylinders (if possible? 
> scope through the spark 
> plug holes?) and see if you can see shiny spots
> anywhere on the piston tops.
> 
> Mike
> 


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