128170-77350E Alternator Belt for Yanmar 1GM 1GM10 1GM10C 1GM10L 1GML | JLM Marine family-yamaha-150tlru Carefully check for any leaks

Carefully check for any leaks around the thermostat housing and ensure the engine reaches its normal operating temperature

Take a photo for reference

If you have mechanical experience and the proper tools

Always follow the specific recommendations in your engine's service manual

128170-77350E Alternator Belt for Yanmar 1GM 1GM10 1GM10C 1GM10L 1GML | JLM Marine family-yamaha-150tlru Carefully check for any leaks128170 77350E Alternator Belt for Yanmar 1GM 1GM10 1GM10C 1GM10L 1GML This alternator belt is engineered to fit a range of Yanmar 1GM series marine diesel engines, including the 1GM, 1GM10, 1GM10C, 1GM10L, 1GM10(YMI), and 1GML models. Designed to deliver reliable performance in demanding marine environments, this belt ensures consistent alternator operation and electrical system performance. This replacement belt serves as a direct alternative to OEM