The serial number tag is found about the SWIVEL BRACKET (port or starboard); or, check the INSTRUCTION PLATE, Situated involving the thumb screws above the steering tube. This doc includes many of Yamaha's valuable trademarks. It may also consist of trademarks belonging to other companies. Any references to other companies https://ebayoutboardmotorsyamaha27744.qowap.com/95901254/5-essential-elements-for-yamaha-250-outboard-lower-unit-oil-capacity