Supertech Black Nitrided Intake Valve Set of 12 JC10 Tenth and previous gen Honda

Tenth and previous gen Honda Civic owners have this in common

This process virtually eliminates rubber seepage for maximum airflow and aesthetics

Constantly striving for perfection through extensive testing and development to ultimately improve both the performance and reliability of these systems has now culminated in the release of this new RCM 4 Stage Dry Sump System

The PERRIN heat shield comes in a brushed stainless finish

Supertech Black Nitrided Intake Valve Set of 12 JC10 Tenth and previous gen HondaProduction of our racing valves begins with a one piece forging, where the head of the valve is forged under a slow two step process to keep a good material grain flow. The forging is then CNC machined in several steps to ensure the precision of the final dimensions. We then do another heat treatment for stress relieving followed by a nitride hardening treatment (or coating process depending on the application). Lastly, we do one more grinding,