Notes: 171350-13100 MANIFOLD, EXHAUST is original YANMAR product. 171350-13100 MANIFOLD, EXHAUST5 is commonly used in transmissions/axles/engines 3TNV84-GDG, 3TNV88-BDTH, 3TNV88-BKMSF, 3TNV88-BKMS, 3TNV88-BDGP, . if you have any questions please do not hesitate to contact us via Whatsapp +17275652849