Notes: 719623-11710 HEAD ASSY, CYLINDER is original YANMAR product. 719623-11710 HEAD ASSY, CYLINDER5 is commonly used in transmissions/axles/engines 3TNE74-AK, 3TNE74C-MP, 3TNE74-DW, 3TNE74-PE, 4TNE84T-GB2S, . if you have any questions please do not hesitate to contact us via Whatsapp +17275652849