Every model has its own certain set of parts that match it. Simply click your manufacturer down below for instructions on locating your model or serial number. The serial number tag is situated about the SWIVEL BRACKET (port or starboard); or, check the INSTRUCTION PLATE, located among the thumb screws https://yamaha-outboard-motors-ne63851.bloggactivo.com/35453811/the-single-best-strategy-to-use-for-outboard-motors-mercury