53507 Starter motor adapter shaft for BDL open drives

This Compu-Fire starter motor adapter shaft is a critical component for riders looking to integrate a Compu-Fire starter motor with a 3-inch BDL open belt drive system. Designed specifically for electric start configurations, this precision-engineered shaft ensures proper engagement and alignment between the starter and the primary drive. Compu-Fire is a trusted name in Harley-Davidson electrical components, known for solving complex starting issues on high-compression engines. This adapter provides the necessary spacing and reach required for the wide belt setup, maintaining reliable starting performance and durability under heavy cranking loads.