72-3S-3 Repl rear pulley 3inch 8mm 72t e-start (n)

This replacement rear pulley from Belt Drives Ltd. is designed for 3-inch open primary systems featuring an 8mm pitch and 72 teeth. Specifically engineered for electric start configurations, it serves as a direct replacement component for BDL primary drive kits including 518621, 518597, 518596, 518904, 518906, 518907, and 518908. Constructed from robust materials to withstand the torque of Evolution and Twin Cam B motors, this pulley ensures precise belt alignment and reliable power transfer. Belt Drives Ltd. is a leader in primary drive technology, offering components that maintain the performance of their specialized belt drive systems. This pulley is sold individually.