Supertech black-nitrided intake valve set for Subaru EJ20 and EJ25 engines, supplied +0.5mm oversize and sold as a set of 8. These intake valves use a nitride surface treatment and a modest oversize to match seat work commonly done during head service, making them appropriate for rebuilds or when replacing worn intake valves on EJ-series heads.
Supertech Subaru EJ20/EJ25 Black Nitrided Intake Valve - +0.5mm Oversize - Set of 8