Supertech Performance GDE-NSR6-I Manganese Bronze Intake Valve Guide Stem - 6mm

The Supertech Performance GDE-NSR6-I is a precision-machined intake valve guide engineered for Nissan SR20DE/DET and RB26DETT engines. Manufactured from high-quality Manganese Bronze, this guide delivers superior wear resistance and consistent valve alignment under demanding performance and racing conditions.

Designed to pair with Supertech's black nitrided valves, this guide provides an optimally low-friction interface that enhances both performance and long-term durability. Manganese Bronze is the preferred material for intake valve guides, offering excellent strength and a reliable fit for high-revving applications.

Key Features:

• Material: Precision-machined Manganese Bronze for superior wear resistance
• Stem Diameter (Inner Diameter): 6mm
• Outer Diameter: 10.03mm
• Guide Type: Intake
• Engineered to complement Supertech black nitrided valves for optimal low-friction performance
• Ideal for high-performance street, drag racing, rally, and road racing builds
• Sold individually — order the quantity equal to the number of intake valve guides your engine requires

Supertech Performance, based in San Jose, California, brings over 30 years of experience crafting precision valvetrain components trusted by motorsport competitors worldwide. The GDE-NSR6-I is sold per valve guide — order the correct quantity for your specific engine configuration.