~(14 lbs. 14X14X10)~ Holley 4 BBl stage 2

Jet Performance 3310S2 - Holley Stage 2 Carburetor. Holley® Stage 2 Carburetor; 4 bbl; 750 cfm; Vacuum Secondary; Electric Choke and Four Corner Idle Circuit Are Optional; A Stage 2 features all the modification of a Stage 1 plus the fuel metering circuits are inspected, blueprinted and then calibrated to match any modifications done to the engine such as intake manifold, headers, ignition or cam change, and intended use of the vehicle, the air horn is milled to improve and equalize airflow between the primaries and secondary. Electric choke and four corner idle circuit are optional on all Stage 2 carburetors. All The Modifications Of Stage 1. Fuel Metering Circuits Are Inspected. Air Horn Is Milled To Improve/Equalize Air Flow. Quick Change Cover Kit Is Optional.