O.K. I need some help. I have a 750 Edlebrock carb on my mild 340. 40 over cast crank and pistons,10to1 compression, 491 lift cam,decent ported heads,202 stainless valves,gasket matched LD340 intake,Stock 68-70 Manifolds, Stock 2" exhaust,3:55 posi. My question is for all you guy's/gals way...