Comet 108EXP Drive Clutch for Ski-Doo Formula Mach 1 670 1993-1997

Comet 108EXP Drive Clutch for Ski-Doo

The Comet 108EXP drive clutch is a primary clutch engineered for the Ski-Doo Formula Mach 1 670, translating engine RPM into smooth, consistent belt engagement for trail and backcountry riding.

Overview

This Comet 108EXP drive clutch serves as the primary clutch on the Ski-Doo Formula Mach 1 670, controlling how power reaches the belt and track. Riders replacing a worn or seized clutch get a complete assembly built around the proven 108EXP design. It suits trail riders and vintage snowmobile enthusiasts maintaining a 1993 to 1997 Ski-Doo Formula Mach 1 670.

Built For Performance

• Comet 108EXP design for consistent belt engagement
• Calibrated weight and spring setup for the 670 twin
• Durable sheave surfaces resist belt wear
• Direct replacement for the factory primary clutch location
• Balanced assembly for smooth high RPM operation

Fits These Machines

• for Ski-Doo Formula Mach 1 670 (1993-1997)
• for Ski-Doo Formula Mach 1 670 equipped with the 108EXP clutch

On-The-Job Use

• Trail riding and groomed route touring
• Backcountry and powder riding
• Vintage snowmobile restoration projects
• Clutch replacement during engine rebuilds

Specs At A Glance

Good To Know

Q: Does this clutch fit other Ski-Doo models? A: It is specified for the Formula Mach 1 670 from 1993 to 1997, so confirm your model and year before ordering. Q: Is calibration needed after installation? A: Clutch engagement and shift characteristics can be adjusted with spring and weight changes to suit your riding conditions.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.