GSC Power Division intake valves for the Nissan RB26DETT are offered as a set of 12 with a 35.65mm head and +1mm oversize specification (102.4mm overall length, flat face). These intake valves serve as direct-fit replacements for RB26DETT cylinder heads when a +1mm oversize intake valve is required, provided the listed dimensions match the application.
GSC P-D Nissan VR38DETT 38.15mm Head +1mm OS 94.95mm Long Flat Face Intake Valve - Set of 12