The serial number tag is situated to the SWIVEL BRACKET (port or starboard); or, check the INSTRUCTION PLATE, Found in between the thumb screws above the steering tube. This document includes many of Yamaha's useful trademarks. It might also include trademarks belonging to other companies. Any references to other companies https://lanebwtjv.imblogs.net/86493537/the-smart-trick-of-yamaha-150-gph-that-nobody-is-discussing