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This Supertech +1mm oversize black-nitrided intake valve set fits Mazda/Ford Duratec 2.0L/2.3L engines and is supplied as eight valves. The oversize option addresses heads requiring larger intake valves after machining or guide service. The eight-piece pack provides the intake valve replacements needed for a full engine service when +1mm sizing is specified.
Supertech Mazda/Ford Duratec 2.0L/2.3L Black Nitrided Intake Valve - +1mm Oversize - Set of 8
