The serial number tag is situated around the SWIVEL BRACKET (port or starboard); or, check the INSTRUCTION PLATE, Found involving the thumb screws above the steering tube. OMC Model Number Location The model and serial numbers of your vertical drive must be located over the engine model and serial number https://outboardyamahamotorsforsa94442.ziblogs.com/37081605/about-johnson-175-hp-outboard-motor-parts