Mercury - Quicksilver 8M6007255 Engine Starter Marine/Industrial/Agricultural Direct-Drive 8M6007255. Overview. When you turn the key on a hard-working engine - whether it's on the water, in the field, or running industrial equipment - you want that motor to come alive without hesitation. The Quicksilver 8M6007255 Engine Starter is built for those moments when reliability really matters. It's the kind of part that gives you confidence before the engine even fires, because you know it's designed