Hilliard Extreme Duty Clutch #40/41/420 10 Tooth 3/4" Bore

Hilliard's Extreme Duty - 3/4" 10 Tooth 40/41/420 Chain

Hilliard's patent-pending Extreme Duty centrifugal clutch can handle higher temperatures to offer longer clutch life.

• Stock engagement at 2300 RPM's
• Bi-Directional, can run clockwise & counter clockwise.
• Dissipates heat better, extending clutch life.
• Clutch is easily tuned for your specific need.
• Quick change spring and sprocket design.
• No special tools needed.
• Built-in internal keyway.

Must use crankshaft bolt.

Hilliard clutches are very sensitive to gearing. You must use at least a 6 to 1 gear ratio with tires at 14" or less in height.

No warranty is available for Hilliard clutches because of this!