Mercury - Quicksilver Engine Starter Yanmar Diesel Series Epoxy-Coated Construction 8M6007444. Overview. There is a sense of calm that comes over you when your diesel engine fires up the moment you turn the key strong, steady, and without hesitation. For boaters who rely on their engines in unpredictable waters, that feeling matters more than anything else. Whether you are preparing for a long run offshore or easing into the marina at the end of a long day, knowing your starter will respond inst