LS2/LS3/LS7 SPEC Stage 1 Clutch Kit


Model Number: SC661

Fits Corvette C6, C6 ZO6, 2005-06 GTO, 2010+ Camaro SS

S.P.E.C. Inc, the innovator in LSX clutch technology, introduces their new line of single disc performance clutches and flywheels for LSX powered applications. The Super Single line is now the standard offering and features torque capacity increases of 150 ft lbs per stage over the previous generation SPEC units, with a pedal effort reduction of over 25%!

The clutch kits are available in 7 different single disc stages, supporting all power levels and drivability requirements up to an amazing 967 pound feet torque for the street/strip units and 1100 ft lbs for drag specific units.

The SPEC Super Single not only delivers on performance and drivability, but value, as well. SPEC is maintaining MSRP from the previous generation kits!

LS2/LS3/LS7 SPEC Stage 1 Clutch Kit. High clamp pressure plate, steel-backed woven organic disk, TO bearing, pilot bearing and tool. 550 ft lbs tq capacity – 3400 psi pressure plate.

A Stage 1 clutch is a great upgrade from stock for mild street/strip use and will hold up to 400 horsepower. Stage 1 clutches include a metal backed / organic faced disk.

*These clutch kits are designed for use with SPEC flywheels or any aftermarket LS1/6 single mass flywheel. These kits increase friction surface diameter to 12inches while reducing rotating mass by up to 36%. The package includes race bolt kit and tool.

Includes: Pressure plate, clutch disc, TO bearing, and alignment tool.


For years lightweight flywheels have been used to transfer energy from an engine to the ground more efficiently, resulting in horsepower and torque gains, quicker revving and less internal engine wear.

NOTE: C6 and CTS-V clutch kits are flywheel specific. Be sure to check part number so it corresponds to the specific flywheel your using. New flywheels can be purchased under the flywheel section. Make your selection below:

Please Choose between the Billet Steel or Aluminum Flywheel or No Flyweel.

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SKU: SC661 Category: