Mercury - Quicksilver Manual Starter Rope Line Engine Starting System Braided Nylon 12066T03. Overview. There's a certain kind of satisfaction that comes from starting your outboard the old-fashioned way - that clean pull, the quick spin, and the steady purr when it catches. The Mercury Marine 12066T03 Quicksilver Manual Starter Rope Line keeps that experience dependable and familiar. Designed for 25 horsepower Mercury "Lightning" outboards, it's built from tough, flexible braided nylon that fee