Spec Clutch SD88PT Super Twin Multiplate Clutch Kit - P-Trim Dual Disc

The Spec Clutch SD88PT is a Super Twin multiplate clutch kit engineered for high-output street and track vehicles. Designed to handle extreme horsepower and torque loads between 700 and 1,500 lb-ft, this twin-disc assembly delivers the holding power of a race clutch with the refinement expected on the street.

The SD88PT is available in multiple friction material trim levels to match your driving style and power level:

• SS-Trim — Hybrid carbon composite/Kevlar discs; ideal for street, drag, and road racing/time attack use
• P-Trim — Six-puck carbon graphite discs; suited for street, drag, drift, and road racing/time attack applications
• ST-Trim — Full-face carbon composite semi-metallic discs; optimized for street, drag, and drift use
• E-Trim — Carbon composite sintered iron discs; designed for limited street and drag racing
• ET-Trim — Full-metallic discs offering maximum friction coefficient for serious competition use

Key Features:

• Aircraft-grade aluminum and high-carbon billet steel construction milled to .001-inch tolerances for perfect balance and actuation
• Dampened, full-faced carbon graphite disc friction surfaces for smooth, quiet operation
• All-billet assembly — smooth and quiet under all operating conditions
• No shimming or setup required — true bolt-in installation
• Maintenance-free operation with tremendous life expectancy
• Rebuildable by SPEC or the end user; replacement components and rebuild services always available
• Flywheel and track-spec hardware included in each kit
• Designed, hand-built, and tested in the U.S.A.

Suitable for street, drag, drift, road racing, time attack, autocross, pulling, and rallye disciplines, the SPEC Super Twin is the go-to twin-disc solution for builds that have outgrown conventional single-disc clutch kits.