Spec Clutch SZ331 Stage 1 Clutch Kit - Organic High-Clamp Performance

The Spec Clutch SZ331 Stage 1 Clutch Kit is engineered for bolt-on naturally aspirated engines and mildly modified forced induction applications. It delivers stock-like daily drivability combined with superior wear characteristics, making it an ideal upgrade over a worn OEM clutch without sacrificing street manners.

Key Features:

• High-clamp pressure plate for increased torque holding capacity over stock
• Steel-backed, multi-compound woven organic disc for smooth engagement and long service life
• High-torque sprung hub assembly with double-sprung design and spring cover relieves for flexibility and heat-treated components for strength and durability
• Complete kit includes pressure plate, disc, release bearing, and alignment tool
• SFI Approved construction for confidence in demanding driving conditions

Intended Driving Applications: Street, Drag, Drift, Road Race, Rallye, Pulling, Autocross

Installation Note: If reusing the existing flywheel, it must be resurfaced prior to installation to ensure proper friction surface integrity. A minimum 450-mile break-in period is recommended before full-throttle engagement or aggressive launches.