RHS™ Performance Cylinder Heads Deliver Power By Design™
Racing Head Service™, the legendary innovator of cylinder head technology, is back with the latest in high performance cylinder head design. Utilizing the expertise of the industry-leading COMP Performance Group™ engineering team, the acquired resources of Pro Topline cylinder heads, and the most advanced cylinder head manufacturing foundry in the world, RHS™ has reemerged as the performance cylinder head leader.

More Options - Right Out Of The Box
RHS™ Pro Torker™ street and off road performance cylinder heads are available in iron only, Pro Action™ street, strip and competition cylinder heads are available in both cast iron and aluminum, and Pro Elite™ extreme street and race heads are available in CNC machined aluminum -ensuring that no matter what the application may be, there is an RHS™ cylinder head that will be perfectly suited to your needs.

Think “Racing Head Service™” For More Applications!
RHS™ heads are available in a wide range of intake runner and combustion chamber volumes for GM LS1, LS2, and LS6 (GEN III), Small Block Chevy, Big Block Chevy, Vortec , Ford Small Block and 5.0 Liter Windsor applications in bare casting, or fully assembled with COMP Cams® components, delivering maximum application flexibility, and eliminating the guesswork and inconvenience associated with other brands.

Superior performance is no accident; RHS™ cylinder heads are built to deliver Power By Design™