Speedmaster PCE116.1003 Cast Aluminum 4-Barrel Carburetor Main Body 850 CFM

The Speedmaster PCE116.1003 is a high-performance cast aluminum main body designed for 4-barrel carburetors with mechanical secondary operation. This precision-engineered center body delivers exceptional airflow and fuel delivery to maximize engine performance.

Key Features:

• 850 CFM airflow capacity for serious power gains
• Cast aluminum construction for durability and weight savings
• Adjustable screw-in air bleeds for precise tuning
• Down-leg booster design for improved atomization
• No air horn choke tower for unrestricted airflow
• Direct replacement design works with existing metering blocks, fuel bowls, and base plates
• 100% new construction—not remanufactured

This main body offers a straightforward swap-in installation that can deliver an estimated 25-35 horsepower gain over standard carburetor bodies. The absence of a choke tower eliminates airflow restrictions, while the down-leg boosters enhance fuel atomization for improved combustion efficiency. Compatible with mechanical secondary carburetor systems.