Mercury - Trim/Tilt Motor Yamaha 115-225 Outboard Series Marine-Grade Finish 8M6007575. Overview. There's a certain kind of confidence that only comes from a boat that responds exactly when you need it to. When you hit the switch and feel your Yamaha outboard rise with a steady, sure motion, it sets the tone for the whole day. Whether you're trimming out for a smooth run across open water or lifting the motor as you ease toward a shallow shoreline, that reliability brings a calm that every boate