I have a 750 holley dp with a holley hp main body. Im wondering if there is much to be gained switching to a larger carb. Like a 950 hp? My combo is a 470 ci comp solid cam lift intake.570 .573 lift exh. Durations at .050 is 251 int 258 exhaust. M1 intake 3800 stall converter, 4.10 rear gear in a 3800 pound car with me.