Spec Clutch SC543 Stage 3 Performance Clutch Kit - Carbon Semi-Metallic 4/6-Puck

The Spec Clutch SC543 Stage 3 Clutch Kit is engineered for heavily modified street and race engines that demand serious torque capacity without sacrificing daily drivability. Designed for drivers who push their vehicles hard across a wide range of performance disciplines, the Stage 3 delivers aggressive engagement with a comfortable pedal feel that remains manageable on the street.

At the core of this kit is a carbon semi-metallic puck disc paired with a high-clamp pressure plate and a high-torque sprung hub assembly. The sprung hub design features double-wound springs with spring cover reliefs for drivetrain flexibility, while heat-treated components ensure long-term strength and durability under both low and high stress conditions. The kit ships complete with a release bearing and alignment tool for straightforward installation.

Kit Includes:

• High-clamp performance pressure plate
• Carbon semi-metallic friction disc — 6-puck standard (4-puck available by request)
• High-torque sprung hub and disc assembly
• Release bearing
• Clutch alignment tool

Ideal Driving Applications:

• Street / Daily Performance
• Drag Racing
• Drifting
• Road Racing
• Rallye
• Pulling
• Autocross

All Spec clutch products are designed, hand-built, and tested in the U.S.A., reflecting the brand's commitment to quality and performance at every stage.