Mercury - Quicksilver Outboard Service Repair Kit Verado 4-Stroke Maintenance OEM Components 8M0170714. Overview. When you run a big Verado-whether it's a 200, 250, 300 or 350 horsepower-you come to appreciate the quiet confidence these engines carry. They're smooth when you idle out at sunrise, steady when the seas get confused, and powerful enough to push a long run offshore without hesitation. The Quicksilver 8M0170714 Outboard Service Repair Kit is built with that same confidence in mind. It