[Gmecm] Re: [Fordnatics] pushrod guide plates - louder than rail

[Dave Williams]

shane san miguel wrote:

> Anybody ever notice more valve train noise from guide plate equipped
> engines?  I recently tuned up a motor I built a while back and it had a

  I never noticed anything from guide plates, but you can usually hear a 
bit more noise from roller rockers.  I'm not sure why, though.  It's not 
just me; GM put Crane roller rockers on the LT4 engines, and issued a 
service bulletin for dealers to tell customers that the noise was normal.

-- 
===ronin at aristotle.net (Dave Williams)===================DoD #978===
== "Peace Through Superior Firepower"  USAF Strategic Air Command ==
========================== http://www.bacomatic.org/~dw/index.htm ==

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