Consult these certified Yamaha outboard owner's manuals when operating your Yamaha 2-stroke 2-40HP outboard engine to ensure you're getting reliable information on your exact 2-stroke outboard model.
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Consult these certified Yamaha outboard owner's manuals when operating your Yamaha 2-stroke 2-40HP outboard engine to ensure you're getting reliable information on your exact 2-stroke outboard model.
