ACT Heavy Duty Clutch Kit 02-05 Honda Civic Si - P/N: AR1-HDR4 Product Model: ACT-AR1-HDR4 Advanced Clutch Technology for Acura RSX TYPE-S 02-06 Also for Acura RSX (Base) 02-06 & Honda Civic Si 02-05 (Must use RSX Type-S Flywheel). (Kit comes with heavy duty pressure plate, 4 puck race disc, release bearing, & alignment tool) This clutch offers 323LBS of Torque. Heavy Duty Pressure Plate * 20-50% clamp load increase * Stock to moderate pedal feel * Recommended disc: street or race 4 Pad Solid Centered Race Disc * Recommended for drag and road racing * Increased torque capacity * Fastest shifts, low inertia * Good durability but shortened spline life * Very harsh engagement, chatter