Mercury - Mercury 8M0122638 Pearl Fusion Paint Touch-Up Pen Engine Care Pearl Fusion White Finish 8M0122638. Overview. There's a certain comfort that comes from knowing your engine still looks as sharp as it runs. Maybe it's that moment when you glance back at the transom while drifting near your favorite sandbar, or when you ease into the marina at sunset and want everything to look clean and cared for. Small scratches happen - docks shift, gear bumps, and life on the water leaves its marks - b