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Stainless Steel Black Nitride Intake Valves

 
Stainless Steel Black Nitride Intake Valves
Engine
Acura
    K20A3
    • B16A
    • B17A
    • B18A
    • B18B
    • B18C1
    • B18C5
    • D16A1 DOHC
    • J30
    • J32
    • J35 -SOHC VTEC
    • K20A2
    • K20A3
    • K20A4
    • K24A2
    • K24Z7 DOHC VTEC
    • NSX C32B
    x

    Stainless Steel Black Nitride Intake Valves

    Supertech Stainless Steel Black Nitride Intake Valves are engineered for serious performance applications. EV8 / 21-4N stainless steel with Black Nitride surface treatment engineered specifically for intake-side airflow stability and high-RPM valve control.

    Technical Highlights

    • Optimized head profile for improved intake flow characteristics.
    • Precision stem finish for consistent guide clearance.
    • Hardened tips for lash and follower durability.
    • Designed for naturally aspirated and boosted intake applications.