Notes: 103338-32570 Oil Pump Cover O-ring is original YANMAR-MARINE product. 103338-32570 Oil Pump Cover O-ring5 is commonly used in transmissions/axles/engines L100N5-GY, L100N5-GEY, L100N5-GEY2, L100N5-GY, L100N5-GEY, . if you have any questions please do not hesitate to contact us via Whatsapp +17275652849