Need help with what carb to use....I have a Quick Fuel 750-Q and a 850 Speed Demon


The engine is a 402 it's 30 over....Should be right at 10.1 compression

TRW Forged pistons...L2328F30.....319 dome

Comp Cam....Hydraulic Roller
235/240 @ 50 Duration
570/578....Lift
110 Lobe separation

820 Oval port heads 112cc