SPEC Clutch Kit Stage 1 - Chevy Corvette 2006-2007 7.0L LS7.
These clutch kits are designed for use with SPEC flywheels or any aftermarket LS1/6 single mass flywheel, which bolt to the LS7 and offer a considerable reduction is rotating mass. These kits increase friction surface diameter to 12inches while reducing rotating mass by up to 36%. The SC57 flywheels are for use with non-stock clutch designs. For a flywheel to be used with the OE style clutch, use pn SC66A-2 or SC66S-2. The package includes race bolt kit and tool.
Click here for SPEC Clutch stage explanations and recommendationsSPEC Maximum Torque Recommendations:
| Stage 1 | Stage 2 | Stage 2+ | Stage 3 | Stage 3+ | Stage 4 | Stage 5 | | 550 | 645 | 715 | 809 | 900 | 809 | 1081 |
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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