Notes: 123678-55890 GASKET, PLUG is original YANMAR product. 123678-55890 GASKET, PLUG5 is commonly used in transmissions/axles/engines 4TNV98-ZCWSH, 4TNV98-ZCWSHC, 3TNV82A-BSHY, 4TNV88-BDHKS1, 4TNV88-BDLDW, . if you have any questions please do not hesitate to contact us via Whatsapp +17275652849