Originally Posted by jeff denton
Yeah, there are some things to be worked out here... I think the ring going higher is a good thing, right? And the valve seats need to be sunk a bit deeper.Anything for a smaller chamber volume!
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But you have to watch out for the loss of airflow that accompanies this. If your cam is .500" lift, and you sink the seats .050"...the engine only *
see's* .450" lift...even less if you take into consideration the valve lash.