Supertech Performance GDE-MI66-I-8 Intake Valve Guide Set for Mitsubishi 4G63

Supertech Performance intake valve guides are precision-machined from high-quality manganese bronze material designed specifically for Mitsubishi 4G63 engines found in Evolution I-IX, DSM, and Galant VR4 applications. This set includes 8 intake valve guides with 6.6mm stem diameter and 12.07mm outer diameter, providing a complete intake valve guide replacement solution for your cylinder head.

Key Features:

• Precision-machined from high-quality manganese bronze for optimal performance and durability
• 6.6mm valve stem diameter with 12.07mm outer diameter
• 45.4mm length specification
• Designed to work with Supertech's low-friction black nitrided valves
• Standard oversized option available for worn cylinder heads

These intake valve guides are engineered to provide the best solution for both performance and durability, making them ideal for high-performance street applications, drag racing, rally, and road racing builds. The manganese bronze material provides excellent wear resistance and thermal properties for reliable long-term operation in demanding engine builds.