Mercury - Quicksilver Clear Coat Enamel High-Gloss Finish Spray 12 oz Can 802878Q53. Overview. The final touch makes all the difference. The Mercury Marine 802878Q53 Quicksilver Clear Coat Enamel Spray gives your Mercury, Mariner, or Force outboard cowling a brilliant, long-lasting shine while sealing in your finish color for added protection. Formulated to resist UV rays, salt, and moisture, this clear coat helps preserve the deep gloss of your paint job and keeps it looking new longer. It's th