Performance Parts

The Speedmaster PCE434.1002 is a pinion support O-ring designed specifically for Ford 9-inch axles. This rubber seal component fits between the pinion support housing and related axle structures,...

The Speedmaster polished aluminum ball milled valve cover breather (PCE309.1007) is an engine ventilation component designed for use with 1" neck connections on valve covers. This push-in style...

The Speedmaster PCE309.1009 is a polished aluminum valve cover breather featuring ball milled detailing and a 1" PVC vent tube connection. This component manages crankcase ventilation by routing...

The Speedmaster Polished Aluminum Plain Valve Cover Breather (PCE309.1008) is a engine ventilation component designed to manage crankcase vapors from your engine. This breather features polished...

The Speedmaster PCE309.1006 is a polished aluminum valve cover breather designed for direct push-in installation onto 1" neck openings. This plain-style breather provides essential engine...

The Speedmaster Polished Aluminum Valve Cover Breather Cap & Grommet (PCE309.1017) is a precision-engineered engine ventilation component designed to manage crankcase pressure and prevent oil vapor...

The Speedmaster polished aluminum valve covers are precision-engineered replacements and upgrades for Chevy and GM LS-series engines, including LS1, LS2, LS3, LS6, and LS7 models. These covers...

These Speedmaster polished fabricated valve covers are engineered for Chevy LS-series engines including LS1, LS2, LS3, LS6, and LS7 platforms. Designed without coil mounts, they provide a clean...

The Speedmaster 1-147-092 is a polished aluminum HiRise intake manifold engineered for Pontiac V8 engines spanning the 326, 350, 389, 400, 421, 428, and 455 cubic-inch displacement range. This...

The Speedmaster Pontiac MID-AIR MidRise Aluminum Intake Manifold (Model 1-147-074) is a premium polished aluminum intake manifold engineered for classic Pontiac engine blocks. This manifold is...

The Speedmaster DNA® Aluminum Roller Rocker Arms Set (1-261-015) is a high-performance rocker arm assembly engineered for Pontiac 326, 400, and 455 cubic-inch engines. This set features a 1.52...

The Speedmaster Pontiac 326 400 455 Roller Rocker Arms Set (Model 1-261-016) is a complete engine valvetrain component designed for 1960s and 1970s Pontiac big-block engines. Featuring a 1.65 ratio...

The Speedmaster Pontiac 326 400 455 Billet Handle Engine Oil Dipstick (PCE295.1012) is a precision replacement oil dipstick engineered for Pontiac V8 engines spanning 1965 through 1979. Designed...

The Speedmaster Pontiac 326 400 455 6000 Series 65K Coil HEI Distributor is a high-output ignition component engineered for classic Pontiac V8 engines. Featuring a 65K coil rating and HEI (High...

The Speedmaster PCE314.1048 chrome steel valve covers are engineered specifically for Pontiac 326, 400, and 455 engines. These 3.5" tall covers feature a baffled hole design that helps manage...