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Stainless Steel Black Nitride Intake Valves

 
Stainless Steel Black Nitride Intake Valves
Engine
Nissan
    RB26 DOHC
    • 280Z
    • CA18 DET
    • HR15DE
    • KA24DE DOHC
    • QR25DE
    • RB20 DOHC Hydraulic Lifter
    • RB20 DOHC Solid Lifter Conversion
    • RB25 DOHC Hydraulic Lifter
    • RB25 DOHC NEO (solid lifter)
    • RB25 DOHC Solid Lifter Conversion
    • RB25 NEO
    • RB26 DOHC
    • RNN14
    • SR20 VE P11 DOHC
    • SR20 VE P11 DOHC
    • SR20 VE P12 DOHC
    • SR20DE
    • SR20DET
    • TB48
    • VG30D
    • VG30D DOHC
    • VK56DE
    • VQ30
    • VQ35DE
    • VQ35DET
    • VQ37VHR
    • VR30D
    • VR30DETT
    • VR38DETT
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    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.