1General informationEMU25170Identification numbers recordEMU25182Outboard motor serial numberThe outboard motor serial number isstamped on the label attached to the portside of the clamp bracket or the upper part ofthe swivel bracket.Record your outboard motor serial number inthe spaces provided to assist you in orderingspare parts from your Yamaha dealer or forreference in case your outboard motor is sto-len.EMU25190Key numberIf a main key switch is equipped with the mo-tor, the key identification number is stampedon your key as shown in the illustration.Record this number in the space provided forreference in case you need a new key.EMU25221Emission control informationEMU25230North American modelsThis engine conforms to U.S. EnvironmentalProtection Agency (EPA) regulations for ma-rine SI engines. See the label affixed to yourengine for details.EMU30390Approval label of emission control certif-icateThis label is attached to the bottom cowling.Existing Technology; N/A1. Outboard motor serial number location1ZMU029311. Key number1. Approval label location1ZMU05002