Notes: 158552-51570 GASKET, PLUG is original YANMAR product. 158552-51570 GASKET, PLUG5 is commonly used in transmissions/axles/engines 4TNV94L-XHYB, 4TNV94L-XHYB2, 4TNV94L-PIK, 4TNV94L-PIKA, 4TNV94L-PIK, . if you have any questions please do not hesitate to contact us via Whatsapp +17275652849