For more than thirty years, Yamaha Outboards have delivered much more than superior power, performance and efficiency. Yamaha owners get anything that can’t be measured in HP or RPM—legendary Yamaha reliability. The serial number tag is found within the SWIVEL BRACKET (port or starboard); or, check the INSTRUCTION PLATE, Found https://marioaejmp.dbblog.net/9479884/a-review-of-best-25-hp-outboard-motor