Notes: 129477-61710 SPRING, GOVERNOR is original YANMAR product. 129477-61710 SPRING, GOVERNOR5 is commonly used in transmissions/axles/engines 4TNE84-P, 3TNE78AG1A01, 3TNE78AG2A01, 3TNE78ACG1A1, 3TNE78A-ESA0, . if you have any questions please do not hesitate to contact us via Whatsapp +17275652849