Engine Components

The Speedmaster Chevy GM LS3 Dual Plane 4150 MID-AIR™ MidRise Aluminum Intake Manifold is a high-performance intake solution engineered for LS3 engine platforms. This aluminum manifold features a...

The Speedmaster Chevy GM LS3 Dual Plane 4150 MID-AIR™ MidRise Aluminum Intake Manifold is a high-performance intake solution engineered for LS3 engine applications. This polished aluminum manifold...

The Speedmaster LS3 Fabricated Ram Air Intake Manifold (MPN 1-148-051) is a 2-piece EFI intake manifold designed specifically for Chevy and GM LS3 engines. This manifold features a 98mm bore with...

The Speedmaster PCE251.1025 is a one-piece set of eight guide plates engineered for Chevy GM LS3 and L92 engine builds. These 3/8" pushrod guide plates direct and support pushrods during engine...

The Speedmaster PCE251.1027 guide plates are precision-engineered components designed for Chevy GM LS3 and L92 engine builds. This set of eight guide plates accommodates 5/16" pushrods in a...

The Speedmaster PCE281.2092 is a pair of assembled cylinder heads engineered for Chevy and GM LS7 engines, featuring 250cc intake runners and 60cc combustion chambers. These cylinder heads are built...

The Speedmaster Chevy GM LS7 250cc 60cc 6-Bolt Aluminum Bare Cylinder Head (model PCE281.1795) is a precision-cast aluminum cylinder head engineered for LS7 engine platforms. This bare head features...

The Speedmaster Chevy GM LS7 Double Roller 9 Keyway Billet Steel Timing Chain Kit (PCE264.1026) is a precision engine timing component engineered for high-performance LS7 engine builds. This kit...

The Speedmaster PCE240.1006 is an aluminum serpentine power steering pulley designed for Chevy and GM Type 2 engines. This direct-replacement pulley maintains OEM fitment while delivering reliable...

The Speedmaster Chevy LS 1.7 Ratio Adjustable Stainless Steel Roller Rocker Arm Set (PCE261.1092) is a premium engine component designed for LS-series engine builds and restorations. This roller...

The Speedmaster Chevy LS 1.8 Roller Rockers (PCE261.1091) are non-adjustable rocker arms engineered for LS-platform engines. This complete assembly includes stainless steel roller rockers, pedestals,...

The Speedmaster Chevy LS 2pc Finned Vintage Hidden Coil Aluminum Valve Cover is a performance-oriented engine dress-up component designed to replace factory valve covers on Chevrolet LS-series...

The Speedmaster Chevy LS 2pc Finned Vintage Hidden Coil Aluminum Valve Cover in polished finish is a performance-oriented engine dress-up component designed for LS-platform engines. This two-piece...

The Speedmaster Chevy LS 2-piece finned aluminum valve cover is a custom performance part designed for Chevy LS engine builds. Featuring a distinctive vintage finned design with hidden coil...

The Speedmaster Chevy LS1 1.7 Ratio Aluminum Pedestal Mount Roller Rocker Arm Set is a high-performance engine component designed for LS1-powered vehicles. This rocker arm set features a 1.7 ratio...