Mercury - Warm Fusion Enamel Spray Paint Engine Touch-Up Warm Fusion White 8M0094987. Overview. Every boater knows the feeling of looking back at their engine after a long day on the water - the sun dipping low, the water settling into that glassy calm - and noticing a scratch or chip that wasn't there before. It happens to all of us. Still, you want your engine to look as steady and sharp as it performs, and sometimes that means giving it a little extra care. The Mercury 8M0094987 Warm Fusion E