Supertech Performance HIVN-1003-8 Black Nitrided Intake Valve Set for Honda D16A6/D15B

These high-performance racing valves are engineered to deliver superior strength and durability in demanding applications.

Key Features:

• Forged from one-piece stainless steel 21-4N construction for maximum strength
• Black nitride surface treatment for enhanced wear resistance and reduced friction
• 30.00mm head diameter (standard size)
• 118.50mm overall length
• Single groove design for valve keeper installation
• Special heat treatment process for optimal hardness and durability

Supertech valves are manufactured to exacting specifications and undergo rigorous heat treatment to achieve the proper hardness characteristics required for high-performance and racing applications. The black nitride coating provides a hard, low-friction surface that extends valve life and improves performance in both street and competition environments.