Bully 3-Disk 6-Spring Junior Sprint Clutch with 17T #219 Sprocket

Bully Three Disk Six Spring Junior Sprint Clutch

Engineered for competitive junior sprint racing, this Bully clutch delivers reliable engagement and power transfer. Updated specifically for World Formula Mini Sprint jackshaft applications, it ensures seamless integration into your kart's drivetrain.

Designed to work with a 20t primary sprocket and 30t secondary sprocket, this clutch comes equipped with a 17t #219 sprocket for this configuration. Note that the standard setup includes a 14t #35 sprocket unless the #219 option is selected. Black springs set at .235" are now standard, providing optimized performance since 08/01/16.

Key features include the robust three-disk design paired with six springs for superior grip and durability under racing conditions. The assembly is built to handle the demands of mini sprint racing, offering consistent shifts and reduced slippage.

Applications and Compatibility

• World Formula Mini Sprint jackshaft applications
• 20t primary / 30t secondary sprocket pairing
• 17t #219 sprocket included (select at purchase)

This clutch enhances acceleration and top-end power in junior classes, making it a go-to choice for racers seeking dependable driveline performance.

Installation Notes

Easy to install on compatible jackshaft setups. Ensure proper sprocket selection to match your chain type (#219 or #35). Springs are pre-set for immediate use.

FAQ

What sprocket is included with this clutch?

This variant includes the 17t #219 sprocket. Standard is 14t #35 unless specified.

Is this clutch suitable for World Formula Mini Sprint?

Yes, it's updated specifically for World Formula Mini Sprint jackshaft applications.

What spring specs are standard?

Black springs at .235" are standard as of 08/01/16.

What gearing is it intended for?

Intended for use with 20t primary and 30t secondary sprockets.

Can I use this in junior sprint racing?

Yes, it's designed for junior sprint clutch applications.