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Supertech black-nitrided exhaust valve set for Nissan L28 engines, listed as 35.00 × 7.95 × 117.35 mm with 0.5 mm oversize, supplied as a set of 4. These oversize exhaust valves fit L28 cylinder heads where seat machining calls for 0.5 mm increase, allowing proper seating and consistent dimensions across the bank during rebuilds.
Supertech Nissan L28 35x7.95x117.35mm 0.5mm Oversize Blk Nitrided Exhaust Valve - Set of 4
