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Supertech black-nitrided dish intake valves for Mazda and Ford Duratec 2.0L and 2.3L engines come as a set of eight and are specified for use in those Duratec applications. The black nitrided finish is noted in the source, and the set is presented for valve replacement or rebuilds that require matched intake valves sized for the 2.0L/2.3L Duratec engines.
Supertech Mazda/Ford Duratec 2.0L/2.3L Black Nitrided Dish Intake Valve - Set of 8
