Proform Carburetor Main Body Holley 850 CFM RS00400306 NHRA approved reverse lockout

NHRA approved reverse lockout

double wall rolled edge angle cut

Ball Style

680 in OD Steps

LS1 Type Fuel Injector

Proform Carburetor Main Body Holley 850 CFM RS00400306 NHRA approved reverse lockoutDirect replacement Components to turn a street carburetor into a high performance carb: get that extra perfomrance out of your ride in less than 30 minutes! Add up to 25 50 HP with PROFORM's 100% NEW, high performance carburetor main body (no re built components). Easy swap in, swap out installation utilizin existing metering blocks, fuel bowls, and base plate. Involves only 14 screws. Flows 850+ CFM. Has adjustable screw in air bleeds, high