A single GSC Power Division oversized exhaust valve for Nissan RB26DETT engines, specified with a 31.15mm head, +1mm oversize, 103.24mm length and a +1.5mm tip. This individual exhaust valve supports selective replacement in head rebuilds that require oversize valves to align with machined seats and preserve exhaust sealing performance.
GSC P-D Nissan RB26DETT 31.15mm Head +1mm OS 103.24mm Long +1.5mm Tip Exhaust Valve - Single