Notes: 114871-01340 GASKET, HEAD T0.5 is original YANMAR product. 114871-01340 GASKET, HEAD T0.55 is commonly used in transmissions/axles/engines L70N6-GYCS, L70N6-MEMA, L70N6-PEYST, L70N6-PY, L70N6-PYST, . if you have any questions please do not hesitate to contact us via Whatsapp +17275652849