I woudnt build any of them without making a stroker 390 408 416
the added torque allows less gear better street manners less stall
if you going street strip it 11 to 1 250@50 590 lift 280 cfm heads single plane 950 carb step headers 4500 stall 27 or 28 inch tire 4.10s cal tracs nitrous should do nicely gvod and your set
