The Speedmaster PCE121.1006 is a 610 CFM four-barrel carburetor featuring vacuum secondary operation for smooth, demand-driven fuel delivery. Finished in a classic natural look and proudly built in the USA, this carburetor is designed to deliver reliable performance and consistent throttle response for street and performance applications.
The vacuum secondary design automatically adjusts fuel flow based on engine demand, helping maximize efficiency without sacrificing power. Whether you're upgrading a worn-out unit or building a performance engine from the ground up, the Speedmaster PCE121.1006 offers a quality American-made solution for your four-barrel carburetor needs.