Valvetrain

These fit all SR20 heads except the 8H6.  Sold as each. Supertech Valve Guides are precision-machined from high quality Manganese Bronze material. Supertech Valve Guides are designed to be used in combination with Supertech low friction black nitrided valves to provide the best solution for both performance and durability.

Supertech Intake Valve for the Nissan SR20DET GTiR or 54C, +1mm Size.

Supertech Inconel Exhaust Valve for the Nissan SR20DET GTiR or 54C, +1mm Size.

Supertech Inconel Exhaust Valve for the Nissan SR20VE (P11 or 1N5), +2mm Size.  Can be used on the P12/8H6 head if you change the guides.

Supertech Inconel Exhaust Valve for the Nissan SR20VE (P11 or 1N5), Standard Size.  Can be used on the P12/8H6 head if you change the guides.

Supertech Inconel Exhaust Valve for the Nissan SR20DET (non-GTiR or 54C), +1mm Size with 6mm Stem.  Must use 6mm conversion guides.

Supertech Inconel Exhaust Valve for the Nissan SR20DET (non-GTiR or 54C), +1mm Size.

Supertech Inconel Exhaust Valve for the Nissan SR20DET (non-GTiR or 54C), Standard Size.

Supertech Intake Valve for the Nissan SR20VE (P11 or 1N5), Standard Size.  Can be used on the P12/8H6 head if you change the guides.

Supertech Intake Valve for the Nissan SR20VE (P11 or 1N5), +1mm Size.  Can be used on the P12/8H6 head if you change the guides.

Supertech Intake Valve for the Nissan SR20DET (non-GTiR or 54C), +1mm Size.

Supertech Intake Valve for the Nissan SR20DET (non-GTiR or 54C), Standard Size.