Quote:
Originally Posted by JayJay
M - As a matter of practice I always reface new valves if for no other reason than to minimize runout. It’s relatively easy for me because I have access to a valve cutting machine. Measure the runout on your new valves, you might be (unpleasantly) surprised. You can hear it when you run through the grinder.
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I agree. I've built, drag raced and rebuilt many V-8 engines and always "touched up" new valves before installing. My OCD and trust issues wouldn't have it any other way. "Trust but verify" - Ronald Reagan