S13 kit is for the 4 lug spindle

4140 chromoly flywheel

Torque capacity 560Nm

TS-0224-1405 BOV RacePort EM PlumBack GenV Sleeper

19mm in size

Xtreme Performance - Rigid Ceramic Single Plate Clutch Kit Incl Flywheel KMI18526-1E Nissan S13 kit is for the1E The Xtreme 184mm Race Clutch is an economically priced solution for those wanting a strong Race clutch without having to compromise on quality. The Race Clutch is a lightweight design for when every second counts. 184mm Light Diaphragm (2. 6mm) 184mm Heavy Diaphragm (2. 8mm) Clamping Force 950kg 1080kg Torque Rating 535Nm (395ft. lbs) 610Nm (450ft. lbs) Bearing Contact Diameter 44 52mm 44 52mm Bearing Load (@ 48mm) 210kg 260kg Release Travel