Engine Components

The Speedmaster I-Beam Race Connecting Rods (PCE274.1086) are precision-engineered connecting rods designed specifically for Chevy BBC 454 engines. Built from 4340 steel with an I-beam design and...

The Speedmaster I-Beam Race Connecting Rods (PCE274.1069) are precision-engineered connecting rods designed for Chevy SBC 350 engines. Featuring a 6.000" length with 2.100" big-end bore and .927"...

The Speedmaster Long Gilmer Crank Alternator and Water Pump Pulleys (model PCE415.1014.02) are precision-machined pulley components designed for automotive engine accessory drive systems. These black...

The Speedmaster LS O-Ring CNC Ported Water Pump Spacer Kit (PCE192.1003.01) is a precision-engineered spacer designed for LS-series engine water pump installations. This component features CNC-ported...

This is a complete roller rocker arm set engineered for Chevrolet and GM LS1 engines, featuring a 1.8 ratio design and shaft-mounted installation. The Speedmaster 1-261-023 delivers aluminum...

The Speedmaster LS1 LS2 LS3 LS6 LS7 Black Ball Milled Valve Covers are premium engine dress-up components designed to replace or upgrade the stock covers on Chevrolet LS-series engines. These black...

The Speedmaster LS1 LS2 LS6 dual plane fuel injected intake manifold (MPN 1-148-053-01) is a performance-oriented engine component designed to optimize air and fuel distribution for Chevrolet...

The Speedmaster PCE261.1149 is a high-performance rocker arm set engineered for Chevy GM LS1 and LS6 engines. This aluminum shaft rocker arms assembly features a 1.8:1 ratio and arrives complete with...

The Speedmaster LS3/L92 Pedestal Mount 1.8 Ratio Aluminum Rocker Arms are precision-engineered components designed for LS engine cylinder head assemblies. These rocker arms feature a 1.8:1 mechanical...

The Speedmaster PCE260.1009 is an M8 8mm base to 3/8" rocker arm screw-in stud kit engineered for Chevy and GM LS engine platforms. This precision hardware kit provides the correct stud geometry with...

The Speedmaster PCE415.1012 is a Mazda Rotary Gilmer pulley set designed for rotary engine applications. This kit includes matched Gilmer-style pulleys for the crank, alternator, and water pump,...

The Speedmaster Mazda RX7 Rotary 13B Semi-Polished Port Intake Manifold (PCE147.1131) is a precision-engineered intake component designed for Mazda FD and Cosmo rotary engine builds. This...

The Speedmaster fluid damper harmonic balancer (PCE291.1068) is engineered for Mini Cooper R55, R56, R58, R59, and R60 models. This crankshaft-mounted component reduces engine vibration and protects...

The Speedmaster MID-AIR™ mid-rise aluminum intake manifold is engineered for Mopar Chrysler and Dodge small block 318, 340, and 360 cubic inch engines. This aluminum manifold delivers improved...

This Speedmaster chrome steel valve cover is engineered for Mopar Chrysler 170, 198, and 225 cubic inch Slant 6 engines. Finished in polished chrome, it delivers a clean, factory-style appearance...