OE Number 79-879896K21, 879896K11 Will Fit for Following Models Exceptionally new, for Mercury Smartcraft monitor kit with a monitor operation manual. Monitor will function on all Smartcraft equipped Mercury and Mercruiser engines that were built in 2002 and newer. Specs SmartCraft SC1000 System Monitor Front Mount uses a standard 2-1/8 (52mm) diameter hole. Functions Monitor, on battery, will give an alarm to water pressure, battery, and oil pressure. It may also provide additional data on fuel consumption, fuel range, engine hours, coolant temperature and engine trim depending on the engine type and its sensors. Package Contents 1x For Mercury SC1000 Systems monitor part # 79-879896K10 1x Tachometer cable assembly part # 84-879979A1 (3 Ft. long)(As Pics Shown)