One New Aftermarket J&N Electrical Products AlternatorTech Info:-LESTER: 11631, VOLT: 12, AMPS: 110, CONDITION: New, REGULATOR CLOCK: 12:00, ROTATION DIRECTION: Clockwise, MOUNT HOLE ID 1: 10.400mm, MOUNT HOLE 1 TYPE: Unthreaded, MOUNT HOLE 2 TYPE: Unthreaded, MOUNT HOLE ID 3: 11mm, MOUNT HOLE 3 TYPE: Unthreaded, ALT MOUNTING FOOT INNER DIAMETER: M8x1.25, ALT MOUNTING FOOT TYPE: Threaded, MOUNTING EAR THICKNESS: 1.575", MOUNTING EAR THICKNESS: 40mm, MOUNTING EAR 2 THICKNESS: 1.575", MOUNTING EAR 2 THICKNESS: 40mm, MOUNTING EAR 3 THICKNESS: 1.575", MOUNTING EAR 3 THICKNESS: 40mm, ALT MOUNTING FOOT THICKNESS: 0.591", ALT MOUNTING FOOT THICKNESS: 15mm, FAN LOCATION: Internal, REGULATOR LOCATION: Internal, TERMINAL ID 2: B+, TERMINAL ID 3: C, TERMINAL 3 SIZE: Spade, TERMINAL ID 4: S, TERMINAL 4 SIZE: Spade, TERMINAL ID 5: L, TERMINAL 5 SIZE: Spade, POLARITY: Negative, NUMBER OF GROOVES: 6, GROOVE OD: 2.146", GROOVE OD: 54.500mm, PULLEY TYPE: Solid, PULLEY OUTER DIAMETER: 2.323", PULLEY OUTER DIAMETER: 59mm, : Pulse Width Modulation (PWM) Regulated Voltage Controlled (RVC)-Arrowhead: AMT0304; Fits Delco: AR133814; Lester: 11631; Fits Lucas Electric: LRA03991; Fits Mitsubishi: A2TL0291, A2TL0291A; Fits Subaru: 23700AA720, 23700AA721Replaces Part Number(s): 400-48263 All OEM part numbers and logos are to be used for identification purposes only