Mercury - Quicksilver Engine Starter Direct Drive Series 12-Volt 8M6007317. Overview. If you've spent any time around small outboards, you know how a quiet little 9.9 or 15 horsepower engine can feel like the heart of the whole outing. Whether you're easing along a shoreline at sunrise or shuttling between docks during a busy weekend, that engine has to wake up with confidence every time you turn the key. That's why a dependable starter matters so much. The Quicksilver 8M6007317 brings back that