Supertech Performance BMIVN-1009-12 Black Nitrided Intake Valve Set BMW S14/S38 (12-Pack)

These high-performance valves are manufactured from one piece of forged stainless steel for ultimate strength and durability.

Key Features:

• Head diameter: 38.5mm (+1.5mm oversize)
• Stem diameter: 6.98mm
• Overall length: 123.80mm
• Flat head design for improved flow characteristics
• Black nitride coating provides harder surfaces and smoother finishes, reducing friction and extending valve life
• Special heat treatment process ensures optimal hardness for high-performance applications

Upgrading to these performance intake valves is an excellent way to increase airflow and engine performance during a cylinder head rebuild. Supertech rigorously tests new materials to provide valves with unsurpassed fatigue resistance, making these valves ideal for racing applications including road racing, drag racing, and rally competition.