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Old January 8th 06, 10:33 PM posted to alt.autos.gm,rec.autos.tech
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Default S10 2.2 lifter noise?


"BOB URZ" > wrote in message
...
>I had previously posted last year on the problems i had with my
> 96 2.2 Chevy S10. To recap, the tensioner on the cam chain broke
> and allowed the chain to jump time. I took the head off and found
> 8 bent valves. I had the head into a machine shop, had it cleaned,
> decked, and 8 new valves and seals put in it. I had someone else
> put the head back on at the time. The truck started and ran OK
> after all this.
>
> Now, here's my issue. At About 3000 RPM+ or so i hear what appears to be
> lifter noise from the engine. I cannot really detect
> it at lower RPM's. And i can raise the throttle in park to this point
> and hear the noise also.
>
> So, my question now is what this noise could be? I did not remember
> hearing it before all this happened. My thoughts are maybe:
> A lifter mount not properly screwed down? Bent push rods maybe?
> I know this engine had piston slap issues and i heard them before
> this happened. But it really does not seem to be the same noise.
> Any thoughts? What would be the result of a bent push rod?
>
>
> Bob
>
>
>
>
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Get a mech to listen & check for rod-bearing noise. s


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