Build your Nissan SR20 VE P12 DOHC stronger with Supertech valve guides. Key specs: Application: Intake, Size: Standard, and Length: 40mm. Manufactured from high-quality Manganese Bronze for sport-compact applications, with copper-alloy guides available for high-output exhaust applications requiring superior thermal transfer. Designed to pair with Supertech's low-friction black nitride valves. Replace original guides during any cylinder head rebuild or valve upgrade for proper valve stem support and oil control. Pair with Supertech valve stem seals and valves of the appropriate size. Machine to final ID after installation for correct valve-to-guide clearance. Trusted by professional engine builders and racers worldwide.

Specs

• Length: 40mm

Engines

• Nissan SR20 VE P12 DOHC

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