Hello, I'm new to this site, but it looks promising- you guys seem to know your stuff pretty well. Anyway, I have a 73 Duster 340:
340 + .030 10.5-1 KB flat-tops, balanced crank/rot assembly, erson hyd cam (296/306 avd dur, .502" w/ 1.6 roller rockers), TTI step headers+flomaster, 3.55 gear w/...