SKU:20-0491
The Ultima 8mm Belt Drive Kit for Harley FL models from 1955 to 1964 replaces traditional drivetrains with a belt-driven system for kick-start primaries, delivering a quieter and cleaner power transfer on open or closed primary setups.
Designed for 4-speed Big Twin applications, this kit includes all major components needed for a complete drivetrain upgrade: front pulley, rear pulley, belt, motor nut, Big Fixx bearing kit, and Sifton clutch spring set. Crafted with quality in China, the kit aims to provide durable performance and reliable operation for vintage Harleys while preserving authentic feel by supporting stock type or V-Twin power clutches.
With the Ultima belt drive, you can restore smooth power delivery, reduce drivetrain wear compared to chains, and enjoy a more refined riding experience on your vintage Harley.
Ultima 8mm x 1-1/2 inch belt drive kit is kick start only for open or closed primary's. For 4-speed Big Twin models.Upgrade your Harley Davidson FL motorcycle with the Ultima 8mm Belt Drive Kit, designed for precise compatibility with models from 1955 to 1964. This comprehensive kit includes essential components such as a front pulley, rear pulley, belt, motor nut, Big Fixx bearing kit, and Sifton clutch spring set, providing a complete drivetrain upgrade. Crafted with quality in China, this kit ensures durability and reliable performance for your vintage Harley Davidson, restoring smooth power transfer and enhancing overall riding experience.
The kit features a high-quality 8mm belt and pulleys that are optimized for belt drive applications, offering a quieter and cleaner alternative to chain systems. The included Big Fixx bearing kit and clutch spring set help maintain proper tension and smooth clutch operation, reducing wear and tear on your components. Designed to use stock type or V-Twin power clutches, this installation maintains authentic performance while providing modern reliability.
In addition to the core components, the kit is supported by recommended accessory items such as replacement belts, engine nuts, and pulley guides, ensuring you have everything needed for installation and maintenance. Whether you're restoring a vintage Harley or upgrading your current setup, this kit offers a straightforward solution to improve power delivery and extend the lifespan of your drivetrain. Trust the Ultima brand for quality parts that keep your Harley Davidson running smoothly for miles to come.
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