Performance Parts

The Speedmaster PCE281.2033 is a pair of fully assembled cylinder heads engineered for Chevy big-block 454 engines. These heads feature 320cc intake and 119cc exhaust port volumes, designed to work...

The Speedmaster Chevy BBC 454 electric water pump is engineered to deliver 35+ GPM of flow capacity for effective engine cooling in big-block Chevrolet applications. This electric water pump is...

The Speedmaster Chevy BBC 454 electric water pump (PCE194.1004.04) is a performance-grade cooling system component designed for 454 Big-Block Chevy engines. This pump delivers 35+ gallons per minute...

The Speedmaster Chevy BBC 454 4 Bolt 12 Point Main Stud Kit (PCE287.1004) is a precision fastener set designed for engine block assembly and rebuilding work on big-block Chevrolet 454 engines. This...

The Speedmaster Chevy BBC 454 electric water pump is a slimline-design replacement built for big-block Chevrolet 454 engines. This polished unit delivers 40+ GPM (gallons per minute) flow capacity,...

Speedmaster PCE305.1110.03 forged pistons are engineered for Chevy Big Block 454 engines, delivering the compression height, bore diameter, and dome-top geometry specified for high-performance builds...

The Speedmaster PCE305.1110.05 is a set of forged pistons engineered for Chevy big-block 454 engines. Built with a dome-top design and precision-machined to a 4.330" bore diameter, these pistons...

The Speedmaster Chevy BBC 454 forged pistons (PCE305.1110.12) are precision-engineered components designed for big-block Chevrolet 454 engine builds and rebuilds. Featuring a 4.600" bore and dome top...

The Speedmaster Chevy BBC 454 7.000" External Balanced Harmonic Damper Balancer (Model PCE291.1076) is a precision crankshaft damper engineered for big-block Chevy 454 engines. This external balancer...

The Speedmaster PCE629.1002 is a OEM-style replacement timing belt drive designed specifically for Chevy BBC 454 engines. This 79-tooth belt measures 29.5mm x 635mm and is engineered to maintain...

The Speedmaster Chevy BBC 454 8" Aluminum Magnetic Crank Trigger Kit (PCE680.1003) is a precision ignition timing component designed for big-block Chevy 454 engines. This magnetic crank trigger...

The Speedmaster BBC 454 harmonic balancer is a precision fluid damper designed to balance and stabilize the crankshaft on Chevy big-block Chevrolet 454 engines. This 8.000" external balancer...

The Speedmaster Chevy BBC 454 Aluminum Complete Serpentine Belt Drive System Kit is a bolt-on pulley and belt assembly designed for big-block Chevy 454 engines. This all-in-one kit replaces the...

The Speedmaster Chevy BBC 454 Aluminum Complete Serpentine Belt Drive System Kit (PCE415.1024) is a full serpentine belt drive solution engineered for big-block Chevy 454 engines. This aluminum...

The Speedmaster BBC 454 Aluminum Complete Serpentine Belt Drive System Kit is a full belt drive solution designed for big-block Chevrolet 454 engines. This polished aluminum kit provides all...