SPEC Clutch Kit Stage 4 Corvette C6 LS2 & LS7 (For SPEC Flywheel).
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.
SPEC Star Clutch kits are one the newest and most popular clutch upgrades.
stage 1 - 450 ft lbs tq capacity
stage 2 - 550 ft lbs tq capacity
stage 2+ - 610ft lbs tq capacity
stage 3 - 700 ft lbs tq capacity
stage 3+ - 800 ft lbs tq capacity
stage 4 - 700 ft lbs tq capacity
stage 5 - 1050 ft lbs tq capacity
Star Clutch Kits include: clutch disc,
pressure plate, and alignment tool.
Stages 1-3 recommended for street/strip Stages 4-5 Race only.
SPEC Clutch Stage Information: Click here for SPEC Clutch Recommendations
Warranty Policy: Click here for SPEC's Warranty Policy
Rush Shipping Information: Overnight/Rush shipping is not from the time that the order is placed rather it's the shipping method after the item is shipped. 2nd day air for a clutch kit is aprox $100-120 Next day air is aprox $130-160. These are just estimates and may range up or down by as much as 20%, the exact amount will be quoted before we charge your card if you want to request rush shipping. | 
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