The Supertech black-nitrided dish exhaust valve is made for Mazda and Ford Duratec 2.0L and 2.3L engines and is supplied as a single replacement unit. The listing specifies a nitrided surface treatment and the dish profile, providing a direct replacement option for engine valve service or rebuilds where this valve specification is required.
Supertech Mazda/Ford Duratec 2.0L/2.3L Black Nitrided Dish Exhaust Valve - Single (Drop Ship Only)