I've run 2.25"/1.81" valves in factory iron heads before. This time I'm using 2.20"/1.84" valves. I wonder how much cylinder wall to valve clearance I have at .700" lift.
Aim for. 80 at least
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Intake valve..........
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Exhaust valve............
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As the plan is to run about .550" with a solid flat tappet we seem to be really safe.
