Competition Clutch Stage 2, Street Series 2100 Clutch Kit provides up to 80% increase in torque capacity and is properly suited for aggressive street use and moderate track use for your Honda K20, Acura K24 engine or K-swap. The Brass Plus material with its alloy backing matched to a performance pressure plate will provide smooth engagement and extended life. 500 mile break-in highly recommended with this set-up. 300 mile break-in REQUIRED with this set-up.