Competition Clutch Stage 4 Ceramic Sprung Clutch for K20A/Z

Competition Clutch Stage 4 Ceramic Sprung Clutch for K20A / K20Z Engines

Upgrade your 2002-2006 Acura RSX or 2002-2011 Honda Civic Si with the Competition Clutch Stage 4 Ceramic Sprung Clutch. This high-performance clutch is designed for K20A and K20Z engines, delivering exceptional torque capacity and precise engagement for both naturally aspirated and forced induction applications. Whether you're running nitrous, turbo, or supercharged setups, the Stage 4 clutch ensures reliable power transfer while maintaining improved drivability compared to unsprung designs.

Featuring a six-puck torque-sprung disc with ceramic buttons, this clutch provides penetrating engagement and a 250% increase in torque capacity over stock. The kit also includes a larger-than-OEM pressure plate and disc, ensuring enhanced performance and handling. The sprung design reduces shock loads to the drivetrain, improving control and comfort during spirited driving.

Each 1620 Series Stage 4 kit comes complete with a performance pressure plate, six-puck ceramic disc, throwout bearing (where applicable), pilot bearing or bushing (where applicable), billet lightweight steel flywheel, and alignment tool, giving you a complete, ready-to-install solution for your high-performance K-series swap or upgraded engine build.

Key Features

• Compatible with K20A and K20Z engines in 2002-2006 Acura RSX and 2002-2011 Honda Civic Si
• Six-puck torque-sprung ceramic disc for penetrating engagement and improved drivability
• 250% increase in torque capacity for high horsepower and forced induction applications
• Larger-than-OEM pressure plate and disc (230mm to 250mm) for enhanced performance
• Includes throwout bearing, pilot bearing/bushing, billet lightweight steel flywheel, and alignment tool
• Recommended 300-mile break-in period for maximum longevity

Break-In Procedure

After installation, properly break in your new Competition Clutch by shifting frequently during the first 500 miles. This ensures the ceramic disc material embeds correctly into the friction surfaces of the pressure plate and flywheel, providing optimal performance and lifespan. For any questions during installation or break-in, our tech support team is available to help.