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Another O/T.... A check of spring pressure on Edelbrock...

May 16 2017 at 10:55 AM
ford-boy  (Login ford-boy)
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PERFORMER 302 heads shows 110# on the seat. New should be 120# and 320# open. I fear valve float with an X303 cam. Would 6200 rpm limit be safe or should it be limited to something a bit less??? I don't know what the open pressure is.

 
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