Spec Clutch SP843S Stage 3 Clutch Kit for Porsche GT2/GT3

The SPEC SP843S is a Stage 3 performance clutch kit engineered for high-output Porsche GT2 and GT3 applications. Designed as the ultimate street/strip solution, this kit delivers aggressive engagement and exceptional torque capacity while retaining the drivability needed for street use. All SPEC clutch kits and flywheels are SFI approved and hand-built in the USA to the strictest tolerances.

Key Features:

• Carbon semi-metallic 6-puck sprung hub disc — the leading puck clutch design for drivability, service life, and torque capacity
• High-clamp pressure plate for maximum clamping force and reliable power transfer
• Carbon-graphite friction material for consistent performance under high heat and stress
• Double-sprung hub with spring cover reliefs for flexibility and heat-treated components for strength and durability
• High-torque sprung hub and disc assembly with bearing and installation tool kit included
• Also available in 3-puck configuration for different engagement preferences
• SFI approved construction — designed, built, and tested in the U.S.A.

The Stage 3 kit is ideal for street, drag racing, road racing, pulling, rally, and drift applications. It provides aggressive but streetable clutch engagement, making it well-suited for heavily modified street and race builds that demand superior holding power without sacrificing everyday usability.

Associated Part Numbers: SPC-SP843S-GT, SPC.SP843S.GT, SPCSP843SGT