Clutch Master -850 Series Twin Disc Clutch - Nissan - Skyline GT-R BNR32Specifications: Manufacturer: Clutch Master Product Type: Twin Disc Clutch By increasing the clamping force of the pressure plate and adding to the square inches of usable disc area, CM Twin Discs significantly increase clamping values with an average of 50% increase in pedal pressure depending on the application. The cover assembly is machined from billet aluminum with 25% more tensile strength than the competitions cast unit. The flywheel is