Notes: 11421C-11950 BONNET ASSY, HEAD is original YANMAR product. 11421C-11950 BONNET ASSY, HEAD5 is commonly used in transmissions/axles/engines L70N6-MEMA, L70N6-PEYST, L70N6-PYST, L70V6-MMA, L70V6-MME1, . if you have any questions please do not hesitate to contact us via Whatsapp +17275652849