SIERRA WIRING HARNESS BOATSIDE MERCU 18-99400

1968-1981 Engines Using 414-2770, 414-3369, 414-5532 & OEM Harnesses Harness Exits Through the Side of the Lower Cowling Interchange: CDI 474-9550 Mercury Marine 2964510 Mercury Marine 2964515 Mercury Marine 2964520 Mercury Marine 3912510 Mercury Marine 3912515 Mercury Marine 3912520 Mercury Marine 4587610 Mercury Marine 4587615 Mercury Marine 4587620 Mercury Marine 458765 Mercury Marine 84-822253A20 Mercury Marine 84-822253T20