Notes: 129671-53010 VALVE ASSY,INJECTION is original YANMAR product. 129671-53010 VALVE ASSY,INJECTION2 is commonly used in transmissions/axles/engines 4TNV98-EPDBWK, 4TNV98-EXPDBWK, . if you have any questions please do not hesitate to contact us via Whatsapp +17275652849