Mercury – SC1000 Speedometer 80 MPH | SmartCraft Analog Gauge | White Face | 85 mm | 79-8M0135627Mercury SC1000 Speedometer 80 MPH SmartCraft Analog Gauge White Face 85 mm 79 8M0135627 Overview The Mercury SC1000 80 MPH Speedometer (79 8M0135627) gives you accurate, dependable speed readings and the classic Mercury style. It fits a standard 85 mm (3 3 8 in.) dash hole and ties directly into your SmartCraft network for smooth, real time data. The white face with crisp black markings and a glass lens keeps it easy to read in any light while