It looks good and I like your combo. With my 393, it's a D4351w .040. I'm using Canfield heads, Canton 7qrt., 1.6 rollers, 585/612 lift roller cam, Weiand Stealth intake, when I buy my carb. I'm going with a 750cfm. It has a cast steel 3.85 crank an sfi balancer and steel flywheel.