All Balls Racing ABR-80-1009 1.4kw Starter Motor Black for Sportster 81-21ALL BALLS Racing High Performance Starter Manufactured with all new components that have been fine tuned for starting the H D V Twin engine Clutches utilize 20% oversize rollers Idler gears are manufactured from cold headed steel End frames are cold chamber die cast and machined on precision fixtures Armature hairpins are resistance fused to the commutator Supplied with a 10 32 threaded output shaft, and a conversion bolt for the earlier 1 4 20 output