The serial number tag is found to the SWIVEL BRACKET (port or starboard); or, check the INSTRUCTION PLATE, Situated between the thumb screws above the steering tube. This document consists of many of Yamaha's important trademarks. It can also have trademarks belonging to other companies. Any references to other companies https://ricardopfral.estate-blog.com/35914270/not-known-details-about-marine-speed-boats