ACT – Twin-Disc Clutch Kits for the GM LS Applications with 6-bolt Crankshafts

ACT, advanced clutch technology, ls clutch kits, ls engine, twin disc clutch kits,

ACT – Twin-Disc Clutch Kits for the GM LS Applications with 6-bolt Crankshafts


Advanced Clutch Technology's (ACT) latest offerings in a growing range of twin-disc clutch kits range from street-friendly to race-ready with capacities from 850 to 1470 ft-lb of torque. Two discs means nearly twice the surface area of the OE clutch system to provide a higher heat capacity, longer life and better wear characteristics.


DescriptionPart NumberTorque Capacity
ACT Heavy Duty Street Clutch KitT1S-G05875 ft-lbs
ACT Xtreme Street Clutch KitT2S-G05970 ft-lbs
ACT MaXX Xtreme Street Clutch KitT3S-G051,150 ft-lbs
ACT Heavy Duty Race Clutch KitT1R-G051,120 ft-lbs
ACT Xtreme Race Clutch KitT2R-G051,240 ft-lbs
ACT MaXX Xtreme Clutch KitT3R-G051,470 ft-lbs


These twin kits include ACT’s proprietary Positive Lift Floater system to guarantee smooth and quiet operation with no floater rattle and no posts to wear. Positive Lift means both discs experience equal and progressive disengagement for optimum engagement feel and predictability.



The twin-disc kits include a CNC-machined and dynamically balanced flywheel to ensure smooth, trouble-free installation and operation. 





ACT clutches deliver the maximum holding power through applying a series of sound engineering advancements to new — not rebuilt — components that maximize load and reduce flex. The result is maximum torque capacity, long life and clean, fast shifting. ACT is a premier clutch manufacturer that has more than 700 different applications and more than 1,300 performance clutch kits. The company’s product line features clutches and forged flywheels for the most popular vehicles in the Domestic, Sport Compact, European, and Truck markets. ACT is headquartered in Lancaster, CA.


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