Clutch Kit - Uprated Stage 1 - Black Diamond - Celica ST162, ST182EBlack Diamond Uprated Clutch Kit Stage 1 for Celica ST162, ST182E 3 piece clutch kit includes, cover, plate and release bearing Note: ST182 for vehicles before 05 90 The stage 1 clutch kit is recommended for vehicles with up to 20% increase in torque above standard. The clutch disc has a spiral woven glass fibre friction material with a heavy copper core. The glass fibre is a fairly soft material which allows for a smooth engagement of the clutch and