The Supertech Inconel exhaust valve is a +2mm oversize single for Nissan SR20VE engines. Supplied individually, the larger oversize option supports head refurbishment and valve seat machining where a bigger exhaust valve is called for. The listing specifies single-piece ordering and drop-ship availability.
Supertech Nissan SR20VE Inconel Exhaust Valve - +2mm Oversize - Single (Drop Ship Only)