The Clutch Masters 850 Series twin-disc street clutch kit for 1989–1998 Nissan Skyline RB25DET/RB26DETT is a conversion clutch built to work exclusively with Clutch Masters flywheels. Intended for higher holding capacity, the kit includes a steel flywheel and a hydraulic release bearing and is supplied as a conversion that does not fit the OEM flywheel.
Clutch Masters 89-98 Nissan Skyline 2.5/2.6L RB25DET/RB26DETT 850 Series Street Clutch w/Steel FW