Compatible with HITACHI, MUSTANG, YANMAR and many more… Please check the OEM part number of your original unit to ensure compatibility. Replaces: HITACHI: LR160-735 LR160-735B, YANMAR: 123900-77210, ITEM DESCRIPTION: ALTERNATOR, UNIT TYPE: YANMAR, VOLTAGE: 12, CURRENT: 60, FAN: INTERNAL, REGULATOR: INTERNAL, PULLEY: V-BELT, GROOVES: 1, POLARITY: NEGATIVE, PULLEY OD: 3.228″ / 82MM, REGULATOR TIMER: 9:00, MOUNTING EYE 1: M8-1.25 THREADED, MOUNTING EYE 2: 10.5MM NON-THREADED, 3 EYE MOUNTING: … Replaces: 3 EYE: 10.5MM NON-THREADED, WEIGHT: 13.85 LBS / 6.30 KG … Computer tested for consistent quality and unmatched reliability Alternator – Voltage: 12V Current: 60A Fan: Internal Governor: Internal Pulley: V-Belt Grooves: 1 Source: Aftermarket