I am new here, but I have owned a 74 duster drag car for almost 20 years. After running a fairly mild 360 (12.5-1 wisecos, stage III ported iron heads, .557 mopar cam) which ran 11.70-11.90 at 4000 ft. for 15 years, I decided I wanted to go faster. So in 2012 I put a pretty potent 416 small...