Notes: 129C20-49800 THERMOSTAT, 71C is original YANMAR product. 129C20-49800 THERMOSTAT, 71C4 is commonly used in transmissions/axles/engines 4TNV88C-P7CFV, 4D88E-7PCFV, 4D88E-7PCDV, 4TNV88C-P7CDV, . if you have any questions please do not hesitate to contact us via Whatsapp +17275652849