This Supertech manganese bronze exhaust valve guide is made for the Nissan SR20VE P12 NEO with a 5.5mm stem and is supplied as a single drop-ship item. It provides an oversized fit where specified to retain correct stem clearance and help ensure consistent seating and valve movement during head rebuilding or targeted valve service on SR20VE P12 NEO engines.
Supertech Nissan SR20VE P12 NEO 5.5mm Stem Manganese Bronze Exhaust Valve Guide (Drop Ship Only)