Mercury Racing 450R/500R ECU Upgrade Kit by Motec (MCM112)

Easy Installation plug and play ECU kit for the Mercury Racing 450R and 500R engine! Designed to seamlessly integrate with the Kong Performance Supercharger Upgrade kit for the 450R and 500R engine. Up to 199HP gain seen on back to back engine dyno testing conducted by Motec HQ in Australia. The MCM112 ECU kit provides everything required for a complete replacement of the factory ECU on a range of Mercury outboard engines. The kit includes a knock sensor and knock control system, offering a significant advantage over the factory ECU. The all-in-one ECU and adaptor unit installs quickly and easily, enabling total and instant control of all tuning parameters within minutes. Fine tune your engine for maximum power and economy or add modifications, such as Injectors, Supercharger Pulleys, NOS and Fuel Changes. The MCM112 integrates with Mercury dash and throttle systems* and seamlessly connects with MoTeC Displays and other MoTeC accessories. It utilizes the existing wiring, fuel system, i