GSC Power Division exhaust valve set for Nissan RB26DETT engines, supplied as a set of 12 valves. Each valve features a 31.15mm head and 101.74mm overall length with +1mm oversize specification to suit reworked or oversized valve seats. These valves are intended for head rebuilds where precise dimensional replacements are required to restore proper sealing and exhaust flow.
GSC P-D Nissan RB26DETT 31.15mm Head +1mm OS 101.74mm Long Exhaust Valve - Set of 12