This unit appears to be a compact motorized actuator or positioning assembly with integrated electronics and board marked8691-17 V1.1. Made in the USA. Board Marking: 8691-17 V1.1. Compact integrated actuator / electronics assembly.
A rotor is a key internal part of the alternator, responsible for creating the magnetic field necessary for electricity production. Crafted to Prestolite Leece Neville specifications, this rotor provides dependable performance.