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  4. ENGINE SPROCKETS FOR SIDEVALVE MODELS 45CI

ENGINE SPROCKETS FOR SIDEVALVE MODELS 45CI

9 products

This category features primary drive sprockets specifically designed for 45 cubic inch (740cc) Sidevalve engines. It includes drive sprockets for the Knucklehead, Panhead and Shovelhead families, as well as for Evolution models prior to the introduction of the Twin Cam.

About this category

The sprockets are manufactured from high-strength steel, with straight or helical teeth depending on the application, to ensure reliable and durable power transmission. Compatible with 4-speed gearboxes and wet clutch systems. Ideal for classic restorations or performance upgrades on vintage Harley-Davidson motorcycles. Available in various pitch and tooth count sizes to suit original or custom gear ratios.

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