Chevy LS1 LS2 LS3 LS6 LS7 Fabricated Valve Cover Coil Mount Plates Only - Pair Speedmaster pulley systems work with

Speedmaster pulley systems work with any type of cylinder head or manifold configuration

Experience unparalleled performance and power with Speedmasters 6-71 Complete Supercharger Kitengineered for maximum horsepower and durability

They feature extra-thick steel that's double-welded to the ring gear for added strength and anodized for corrosion resistance

Featuring thicker walls and more gusseting than any other manufacturer

The cells have foam in the base to prevent fuel aeration

Chevy LS1 LS2 LS3 LS6 LS7 Fabricated Valve Cover Coil Mount Plates Only - Pair Speedmaster pulley systems work withSpeedmaster Fabricated Aluminum Valve Covers are made form high grade aluminum and include billet rails which provides an excellent seal and strength to any performance engine.