These manual choke four barrel Holley carburetors are intended for lightweight vehicles with a manual transmission or automatics with high stall and low gearing. These are performance upgrades for hot rod street race and drag race vehicles. Features a dual feed fuel inlet and mechanical secondaries. Mechanical secondaries means your foot controls the opening of the secondary throttle blades. Available in a classic dichromate or polished finish.
Includes: -Dual accelerator pumps -1 timed (spark) port, 1 full vacuum and 1 PCV port