Action Clutch ACR-38857 Stage 2 Single Disc Clutch Kit with Lightened Flywheel (1SC Super Copper)

The Action Clutch ACR-38857 is a Stage 2 Single Disc Clutch Kit (1SC Super Copper Series) featuring a steel-backed, super copper-loaded organic friction disc paired with a single diaphragm heavy-duty pressure plate. This kit includes a lightened flywheel and is engineered for performance-driven applications ranging from daily-driven street use to spirited track days.

The Super Copper Series friction material delivers strong torque holding capacity of 452 ft-lbs while maintaining a smooth, confidence-inspiring engagement after proper break-in. Action Clutch's fully enclosed patented spring retainer system protects against spring ejection — a common failure point seen in competing designs — helping safeguard your transmission and engine investment.

Pressure Plate Features:

• Ductile iron friction plate for durability and heat resistance
• Reinforced heavy-duty drive straps
• 4-stage heat-treated diaphragm spring
• 100% dynamically spin balanced
• American-grade rivets

Clutch Disc Features:

• Steel-backed, super copper-loaded organic friction material
• Fully enclosed patented spring retainer system for long-term protection
• Sprung hub for easier, smoother engagement
• American-grade rivets for maximum strength

What's Included:

• Super Copper organic clutch disc
• Single diaphragm HD pressure plate
• Lightened flywheel
• Conventional release bearing
• Pilot bearing / bushing (when applicable)
• Clutch alignment tool

Break-In Procedure: 500 street miles — keep RPMs under 4,500, no more than half-throttle, no boost (if applicable). Proper break-in is required to retain product warranty and ensure full holding capacity.

Note: This is a high-performance racing component intended for dual-purpose vehicles. Not intended as a direct OEM replacement.