The serial number tag is situated about the SWIVEL BRACKET (port or starboard); or, check the INSTRUCTION PLATE, located in between the thumb screws above the steering tube. OMC Model Number Location The model and serial numbers with the vertical drive needs to be Positioned around the engine model and https://yamaha-outboard-motors-pr21620.thenerdsblog.com/42790508/the-basic-principles-of-marine-outboards-for-sale