The serial number tag is located about the SWIVEL BRACKET (port or starboard); or, check the INSTRUCTION PLATE, Situated in between the thumb screws above the steering tube. This doc consists of many of Yamaha's precious trademarks. It may also have trademarks belonging to other companies. Any references to other https://outboard-motors-yamaha96173.ja-blog.com/37000131/5-essential-elements-for-yamaha-250-outboard-lower-unit-oil-capacity