This GSC P-D exhaust valve is a single replacement for the Nissan VR30DDTT engine, specified with a 28.5mm head diameter and 97.5mm overall length in standard (STD) size. It’s intended for engine rebuilds or repairs that require stock-dimension exhaust valves for the VR30DDTT. The listing denotes a single valve, so order per-cylinder quantities as needed for full-set replacements or repairs.
GSC P-D Nissan VR30DDTT 28.5mm Head STD 97.5mm Long Exhaust Valve - Single