The serial number tag is found within the SWIVEL BRACKET (port or starboard); or, check the INSTRUCTION PLATE, Found among the thumb screws above the steering tube. This doc contains many of Yamaha's precious trademarks. It may additionally include trademarks belonging to other companies. Any references to other companies or https://yamaha-outboard-motors30524.blogzet.com/top-boat-marine-temperature-switch-secrets-51656764