1962-1988 Chevrolet Holley 500 CFM Performance 2 Barrel Carburetor, Manual Choke, Shiny Finish 0-4412S

The 0-4412 is designed as a stock replacement for 2BBL street applications as well as being mandated for some oval track racing sanctioning bodies. Whether you are looking for a replacement carburetor to replace your tired and worn factory Chevrolet 2BBL or one to push you to the finish line on Saturday night, the Holley 0-4412 Performance 2BBL is the perfect choice.The 0-4412 is easily the winningest two-barrel carburetor on the market, used for decades in circle track racing around the world!Features:Vibratory polished for good looksIntended as stock performance replacement for 2-bbl street applications. Also a mandated carb for some oval track racing sanctioning bodiesManual (Cable driven, hand operated) choke for precise cold start control50cc accelerator pump for additional fuel under initial accelerationCompatible with GM, Chrysler, and Ford A/T kickdown linkage. Additional parts may be required.Power valve blow-out protection100% wet-flow tested by Holley technicians to assure it arrives ready to run!Specs:Barrels:2Booster:Down LegCFM:500Choke:ManualFinish:ShinyFuel:GasolineFuel Inlet:SingleMaterial:ZincPrimary Main Jet:73Primary Power Valve:5.0Primary Pump Nozzle Size:28Secondaries:NoneSupercharged Application:NoThrottle Bore:1.688 inchVacuum Ports:1 timed (spark) port, 1 full, and 1 PCV portVenturii Size:1.376 inchWarranty:Limited 90 Day

Manufacturer Part Number : 0-4412S