Notes: 129A01-42000 PUMP ASSY, WATER is original YANMAR product. 129A01-42000 PUMP ASSY, WATER5 is commonly used in transmissions/axles/engines 4TNV88C-PTB1, 4TNV88C-PTB, 4TNV86CT-PTB, 4TNV86CHT-MAW, 4TNV86CT-DTR2, . if you have any questions please do not hesitate to contact us via Whatsapp +17275652849