The Supertech manganese bronze stopper intake valve guide for Subaru EJ20 and EJ25 is a single replacement sized for a 6mm stem and available via drop ship. Intended for cylinder head service, this stopper-style guide restores proper clearance and helps keep intake valve alignment and consistent operation when rebuilding or repairing EJ20/EJ25 heads.
Supertech Subaru EJ20 25 6mm Stem Manganese Bronze Stopper Intake Valve Guide - Single (D/S Only)