The M84 is a versatile, race-bred ECU that is suitable for a broad range of high performance applications, including engines with up to 8 cylinders. It also suits rotary engines with twin, triple or quad rotors. This new, entry level ECU is based on the advanced technology in MoTeC's benchmark M800, with a package of features to suit more moderate system requirements. It includes on-board Wideband Lambda plus 512 kB of data logging memory as standard. Now with Nitrous Injection and 100 Hz max logging rate. Install it as a stand-alone ECU or as part of a complete motorsport-ready engine management and data acquisition solution.



• 8 x Injector outputs - high or low ohm • 6 x Ignition outputs • 8 x Auxiliary outputs - for functions such as boost control, idle speed stepper motor and many more


• Throttle Position • Manifold Pressure • Mass Air Flow • Fuel Pressure • Oil Pressure • Exhaust Temperature • Gear Position • User 1 • Air Temperature • Coolant Temperature • User 2 • 3 x Switched Analogue Temperature • 2 x Lambda Inputs (supports Wideband and Narrowband sensors) • 4 x Digital Inputs (wheel speed or switch)


• 1 x CAN • 1 x RS232


• Case size 147 x 105 x 40 mm • Weight 500 grams • 1 x 34 pin and 1 x 26 pin waterproof connector with gold plated contacts

Contact us

Masterson Motorsport MoTeC Queensland 29 Hayward Street Stafford 4053 Phone: (07) 3352 5155 Fax: (07) 3356 9725

Email: info@motecqld.com.au