The kit is designed and manufactured the way that after installation and toe adjustment it's ready to use right away

pilot bearing and alignment tool included

It then energises a solenoid to vent all of the air out of the BOV cap

It is a little heavier than the V1 kit

Clutch Kit - Xtreme Performance Race Sprung Ceramic 390,00 KSZ19009-1R JR20 The kit is designed andXtreme Performance Extra Heavy Duty Sprung Ceramic 1R Recommended for: Motorsport Applications 1R kits feature a sprung ceramic friction disc, but with even greater clamping force pressure plate for higher torque capacity. These kits are designed specifically for motorsport applications such as circuit, rally, drifting and drag racing. Specifications: Torque capacity Increased Clamp load 390,00 over standard Sprung Ceramic Friction Disc Extra Heavy