Spec Clutch SN351 Stage Performance Clutch Kit - 1 Organic Full Face Sprung Hub

The Spec Clutch SN351 Stage 1 Clutch Kit is engineered for street-driven and performance-oriented vehicles running naturally aspirated or mildly modified forced induction engines. Designed to deliver stock-like daily drivability with excellent wear characteristics, the Stage 1 is SPEC's entry-level performance clutch kit and the ideal upgrade for drivers who want a noticeable improvement over OEM without sacrificing everyday usability.

The clutch disc features an integrally molded carbon Kevlar-based, high-performance organic lining that provides smooth, predictable engagement and outstanding service life. The lining includes an integrally bonded steel backing for added strength under high clamp loads and elevated operating temperatures. The double-sprung hub incorporates spring cover reliefs for flexibility, with heat-treated components for long-term strength and durability.

Kit Includes:

• High-clamp performance pressure plate
• Steel-backed, multi-compound woven organic clutch disc — full face, sprung hub
• High-torque sprung hub and disc assembly
• Release bearing
• Alignment tool kit

Key Specifications:

• Clutch disc quantity: 1
• Input shaft diameter: 1.000 in.
• Input spline quantity: 24
• Flywheel included: No
• UPC: 841802132076

Recommended Driving Applications:

• Street
• Drag Racing
• Drifting
• Road Racing
• Rallye
• Pulling
• Autocross

The SPEC Stage 1 sits at the beginning of SPEC's street-to-race clutch lineup, which spans Stage 1 through Stage 5, making it the go-to choice for stock and lightly modified engines that demand reliable performance without compromising daily driveability.