Are their any modifications that need to be made to oil passages on a 351w block (72) when switching from hydraulic flat tappet to mechanical flat tappet?
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Are their any modifications that need to be made to oil passages on a 351w block (72) when switching from hydraulic flat tappet to mechanical flat tappet?
I do not think so.............;)
nope everything will fit up fine as long as you buy parts for your engine.... unless you were going to goto a roller cam