The serial number tag is situated on the SWIVEL BRACKET (port or starboard); or, check the INSTRUCTION PLATE, Situated concerning the thumb screws above the steering tube. This document has many of Yamaha's valuable trademarks. It may also include trademarks belonging to other companies. Any references to other companies or https://yamaha-outboard-motors-hi49494.blog5star.com/37376989/the-best-side-of-outboard-motors-90-hp-for-sale