Racing Head Service™ or RHS is the legendary innovator of airflow technology offering
the ultimate in cylinder head, engine block and intake manifold performance. Utilizing
the resources of the industry leading COMP Performance Group™ engineering and
development team and the most sophisticated engine technology in the performance aftermarket, RHS has re-established itself as a leader in airflow design.

RHS manufactures a full line of aftermarket iron and aluminum cylinder heads for small
block or big block Chevy and Ford applications. The product line ranges from street
cylinder heads to full race cylinder heads in either bare or full assembled configurations with valves, springs, retainers and locks.

RHS is also now manufacturing GM LS series aftermarket engine blocks, intake
manifolds and valve covers.

Click here for the Catalog.