Do I need to use uprated valve springs with a Piper 285 cam in a Pinto? If so, which ones?
Do I need to use uprated valve springs with a Piper 285 cam in a Pinto? If so, which ones?
yes and preferably the springs piper sell to go with the cam
just fitted a kent cam kit
used the double springs
overkill , maybe
but , specs are specs
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