Pro Action Pre-Assembled LS1 Cylinder Head W/ .660\" Lift Dual Springs
Part # 54240-05HCS

A better alternative to junkyard 243/799 castings the RHS LS1 Head is pre-assembled with premium COMP Cams valvetrain parts to withstand up to .660" valve lift. Built using a Dual Spring Kit stainless valves premium guides and seals.

$Pro Action Pre-Assembled LS1 Cylinder Head W/ .660\" Lift Dual Springs$

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Pro Action Pre-Assembled LS1 Cylinder Head W/ .660\" Lift Dual Springs

Part # 54240-05HCS

A better alternative to junkyard 243/799 castings the RHS LS1 Head is pre-assembled with premium COMP Cams valvetrain parts to withstand up to .660" valve lift. Built using a Dual Spring Kit stainless valves premium guides and seals.

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Edelbrock products offer improved performance and aesthetics for a broad array of vehicles and engines. 'Proven performance' is the philosophy by which Edelbrock was founded and it continues to this day with the highest standards for performance and quality. Edelbrock core products are engineered manufactured and tested in the USA to ensure the best quality possible. This is further backed by some of the best warranties in the industry and a highly qualified technical support staff.

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Don't bother searching through junkyards for 243 or 799 casting heads the RHS Pro Action LS1 Cylinder Head is a better option. Manufactured from premium materials to the industry's tightest tolerances the RHS Pro Action Cathedral Port Head for GM LS1/LS2/LS6 is a far better option. Compatible with stock components along with COMP Cams premium valvetrain components the RHS Pro Action Head is ready to bolt on requiring no milling or clean up like junkyard pieces. Available bare un-assembled for porting projects as well as pre-assembled the RHS Pro Action LS1 Cathedral PortCylinder Head is a great choice for your next 4.8 5.3 5.7 6.0 and 6.2 GM LS project!