70 383-HP block with LC-replacement pistons .085 in the whole. 906 heads with comp. 911 springs, XE274h cam, magnum HP manifolds, 2.5" full exhaust, old-eddy-dp4b. In a 71 RR, 4spd, 3.55 gears, 255-70-15 tires.

Whats my best carb choice?

Currently on hand, is a Holley 80508, 750 duel feed. Virtually new.


AVS, 3310, etc?