This Supertech black-nitrided intake valve is a single +1mm oversize replacement for Mazda FS/Protege 2.0L engines, intended for service and rebuild use. The oversize option allows valve-seat machining correction and selective replacement during head work. Choose this valve when working on FS-series 2.0L Protege cylinder heads that need an oversize intake valve to restore proper seating and intake sealing.
Supertech Mazda FS/Protege 2.0L Black Nitrided Intake Valve - +1mm Oversize - Single (D/S Only)