Engines and Components› Cylinder Heads and Components
Supertech
Supertech Honda H22A1/H22A4 Black Nitrided Intake Valve - +1mm Oversize - Set of 8
SKU: S00P HIVN-1008-8
Advanced — 4+ hours
Description
Part #: HIVN-1008-8
MIA's Description
The black nitride treatment is a hardening process applied to the entire valve, increasing microhardness while maintaining ductility and reducing valve-guide friction for improved engine speed efficiency.
Fitment
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Specifications
| Brand | Supertech |
| Part Number | S00P HIVN-1008-8 |
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Buy with Confidence
Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.
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