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Description:
Stage 1:
The SPEC Stage 1 Clutch Kit is made for bolt on naturally aspirated and mildly modified forced induction engines. Stock-like daily drivability and very good wear characteristics.

High clamp pressure plate, steel-backed and multi-compound woven organic material and high torque sprung hub and disc assembly, bearing and tool kit.

Types of Driving: Street, Drag, Drift, Road Race, Rallye, Pulling, Autocross

Stage 2:
The SPEC stage 2 Clutch Kit is perfect for all mild to moderately modified naturally aspirated and power adder engines. (Also good for stock power levels and spirited driving when good daily drivability and extremely long life are the goal.) Stock-like daily drivability and EXCELLENT wear characteristics.

High clamp pressure plate, pure Kevlar friction material and high torque sprung hub and disc assembly, bearing and tool kit.

Types of Driving: Street, Drag, Pulling, Autocross

Stage 2+:
The SPEC Stage 2 PLUS Clutch Kit is designed for all modified engines making more torque than the standard SPEC Stage 2 Clutch Kit can support. Maintains stage 2 feel for good daily drivability and offers very good wear characteristics, but provides a higher torque capacity. High clamp pressure plate, composite multi-friction carbon-kevlar material, high torque sprung hub and disc assembly, bearing and tool kit.

Types of Driving: Street, Drag, Road Race, Rally, Pulling, Autocross

Stage 3:
For heavily modified street and race engines choose the SPEC Stage 3 Clutch Kit. Offers sufficient daily drivability with a comfortable pedal feel and quick engagement. Offers good wear characteristics under low and high stress usage.

High clamp pressure plate, 4 or 6 puck carbon semi-metallic friction with high torque sprung hub and disc assembly, bearing and tool kit. 6 puck is standard on most applications, but 4 puck can be specified when ordering.

Types of Driving: Street, Drag, Drift, Road Race, Rallye, Pulling, Autocross

Stage 3+:
Choose the SPEC Stage 3 Clutch Kit PLUS for heavily modified street and race engines making more torque than the SPEC Stage 3 can support. Offers good daily drivability and better manageability than the stage 3, with even better wear characteristics.

High clamp pressure plate, full-faced carbon metallic friction, high torque sprung hub and disc assembly, bearing and tool kit.

Types of Driving: Street, Drag, Drift, Road Race, Pulling

Stage 4:
The SPEC Stage 4 Clutch Kit is right for your heavily modified engines or, where an instantaneous engagement and light weight are beneficial. Not street-friendly due to harsh engagement.

High clamp pressure plate, 3,4 or 6 puck carbon semi-metallic friction with high torque rigid hub and carrier assembly, bearing and tool kit.

Types of Driving: Drag, Drift, Road Race, Rallye, Pulling, Circle Track

Stage 5:
The SPEC Stage 5 Clutch Kit was put together for extremely modified drag race and pulling engines, or applications that call for a ‘slipper’ clutch/progressive torque-induced engagement. These clutches are best ordered as custom configured and should be ordered after providing specific information about the car and it’s purpose to a SPEC technical assistant. Not street-friendly due to harsh engagement.

High clamp pressure plate (adjustability available on some applications), rigid iron disc assembly, bearing and tool kit.

Types of Driving: Drag, Pulling

 

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