Quote:
Originally Posted by NoHaveMSG
Out of curiosity. In your experience, do you see a way to improperly assemble the head to where the car will run for a while and then have the rocker arm kick out? I don't see how it could be, just seems to be a sporadic failure in the early engines.
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Having too much lash clearence would allow the rocker to move around. I know that papadakisracing.com had a problem with the toyota 2ar, about the same rocker setup except we have lash caps for shims that sit on the valve stem.
Start at 5:00 for valve train.