ACT Xtreme Clutch Kit 90-91 Honda Civic - P/N: HC4-XTR6 Product Model: ACT-HC4-XTR6 Advanced Clutch Technology Clutch Kit for Honda Civic/CRX 90-91(except 4WD) 212MM; also able to fit Civic/CRX 89 (except 4WD) as Upgrade Option (Must use with 90+Civic Flywheel) (Complete Kit comes with xtreme pressure plate, 6-pad race disc, release bearing, pilot bearing & alignment tool). This clutch offers 350LBS of Torque. Note: Not recommended for street due to harsh engagement. Xtreme Pressure Plate * 50-120% clamp load increase * Moderate to stiff pedal feel * Recommended disc: street or race 6 Pad Solid Centered Race Disc * Increased torque capacity * Faster shifts, reduced inertia * Good durability but shortened spline life * Harsh engagement, some chatter * Absorbs more heat than 4 pad