470 going to the dyno - HP/TQ estimates

MOPARMAGA said

I suppose that wouldn't be a bad idea either.
I was just thinking of using my crank and rods I already have

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The B1 head was designed in the mid 1980’s. At that time the stroke length in Pro Stock was 3.75-3.65 depending on bore size.

Over a 4 inch stroke is just reduces the rpm range and rpm is power.