The RHS® Pro Torker™ series of cast iron cylinder heads is designed specifically for stock replacement and mild street performance applications. These heads utilize the exclusive Clean Cast Technology™ and the industry’s tightest machining tolerances for enhanced performance, exact component fit and maximum durability.
 

• Cast iron core material for maximum consistency & durability
• Clean Cast Technology™ delivers enhanced airflow & performance

Pro Action™ Cylinder Heads, the cornerstone of the RHS® line, are ideal for a variety of performance applications, including hot rods, drag racing, oval track racing and marine. Available in aluminum or cast iron, Pro Action™ heads deliver more features, higher flow characteristics and better finish quality than other competitive brands.

• Available in cast iron & aluminum with a wide variety of runner & chamber sizes
• Enhanced features & superior quality out-perform the competition right out of the box

The RHS® Pro Elite™ series of CNC-ported cylinder heads is designed for absolute maximum engine performance. Utilizing innovative design features, modern engineering methods & precision CNC machining, Pro Elite™ Cylinder Heads are second-to-none.

• Innovative cast iron & aluminum designs w/ race-inspired features
• Delivers maximum airflow for remarkable performance gains