S13 kit is for the 4 lug spindle

Hi-Temp Silicon Nomex Diaphragm

Traditional 71mm bolt spacing

then wheels stay more outwards

Ride height adjustable coilovers must be used

Clutch Kit - Xtreme Performance Extra Heavy Duty Organic Incl Flywheel KNI24511-1AX SL-02 S13 kit is for theThe stage 1 clutch kit uses an upgraded pressure plate with extra increased clamping pressure, combined with an organic friction disc. Stage 1 delivers substantial increases in performance and power holding capability whilst retaining near factory type driveability, and is designed primarily for high performance road going vehicles. These kits feature a high quality cover with increased clamping force compared with standard, between 40 120% depending