These Supertech black nitrided intake valves are +1mm oversize replacements specified for the Nissan VK56DE engine and come as a set of 16. Offered with a nitrided treatment, they serve as direct replacement intake valves when an oversize valve is required for VK56DE rebuilds or performance head work, matching the engine designation in the product description.
Supertech Nissan VK56DE Black Nitrided Intake Valve - +1mm Oversize - Set of 16