It's clear that winning HOT ROD's AMSOIL Engine Masters Challenge with a carbureted engine requires more focus on the area under 4,000 in the rpm range than we could imagine. We were expecting a ...
I have a #4575 Holley Dominator carburetor, (1969/1970 circa), with rings pressed into the bottom of that carburetor which limits the throttle bores to 1 11/16". That carb WAS produced and sold in ...