ACT HD/Race Clutch Kit for Heavy Duty Pressure Plate with 4-Pad Ceramic Disc

ACT HD/Race Clutch Kit for Heavy Duty Pressure Plate with 4-Pad Ceramic Disc Brand: ACT — engineered for performance, durability, and precise engagement. The MB1-HDR4 kit pairs ACT’s proven heavy duty pressure plate with a 4-pad ceramic race disc to deliver aggressive clutch performance for street/track applications. Key Features Heavy Duty Pressure Plate: Exclusive diaphragm design increases clamp load, reduces deflection and maximizes clutch life. Four-Stage Heat-Treated Diaphragms: Advanced heat treatment for consistent performance and high-temperature durability. Precision Cover Stampings: Rigid, consistent construction for reliable engagement under load. 4-Pad Ceramic Race Disc: High-quality ceramic friction material for stronger bite and faster shifts; ideal for aggressive driving and racing. Chrome-Moly Hub: Heat-treated for strength and long-term durability with a lightweight, rigid design to improve shift speed. Performance & Application The 4-pad rigid race disc produces a firmer engagement and quicker shifts—well-suited to smaller engines and compact disc sizes where rapid response is required. Expect harsher engagement compared to street pads, but increased holding capacity and consistent performance under extreme conditions. Why Choose ACT HD/Race Kit Optimized for track and high-performance street use Enhanced clamp load and structural rigidity for longevity Engineered materials and heat treatment for reliability at high temps Upgrade to ACT MB1-HDR4 for a durable, high-performance clutch solution that balances rapid shifting and robust holding power for demanding driving environments.