1979-1993 Ford Mustang

Part Number: 550-937F

Take control of your 302ci Small Block Ford engine in your Fox Body Mustang with Holley EFI Terminator X system. Don't settle for the factory ECU with a cumbersome tuning interface or pre-programmed tuning chip when you can have complete control of your engine, self-learning fuel strategies, and the proven race-winning technology of Holley EFI at an entry price. Terminator X features real-time fuel learn, high impedance injector drivers, an integrated 1 Bar MAP sensor, and four programmable inputs and outputs. The inputs and outputs are ideal for electric fans, boost control solenoids, progressive nitrous control, and more options for your application. Terminator X comes fully loaded with base maps for common Ford V8 engine combinations to get you out of the garage and on the road/track fast. The 3.5" LCD handheld touch screen contains an easy to use calibration wizard as well as tuning and gauge display functions. Also included is Holley EFI's industry-leading easy to use software suite that allows full laptop access for advanced users. Whether you are building a budget beater or a boosted race car, Terminator X has the features and technology you need to maximize your application.

Features and Benefits

• Plug and Play with 1987-1993 Fox Body Mustangs powered by the factory 302ci Small Block Ford with the stock TFI Distributor
• Contains an ECU Mounting Bracket, TFI ignition adapter, Fox Body specific engine main harness, MAT, and CTS sensors
• Includes a EV1 Injector Harness which will directly replace your factory Ford injector harness
• High impedance injector drivers will safely power most stock injectors and Holley EFI Injectors
• Utilizes the Bosch LSU 4.9 wideband sensor to relay AFR information to the ECU for accurate reading and precise tuning control
• Built in 1 Bar MAP Sensor with vacuum hose adapters included (3/16, 1/8, and 1/4)
• Boosted applications, you can disable the internal MAP sensor, and utilize an external MAP Sensor, the harness comes with the connector terminated, making the install
• Plug and plug ignition capability with Dual Sync and HyperSpark Distributors
• 4 inputs include 12V, ground, 5V, and frequency, for additional pressure sensors, activation triggers for nitrous activation, transmission brake, and more
• 4 outputs include Ground and PWM- for accessories like fans, boost control, nitrous control, IAC, and more
• Boost Control – Boost vs. Time, Boost vs. Gear, Boost vs. RPM, Boost vs. Speed, Boost Safeties
• Nitrous Control – Single Channel of Wet or Dry, Progressive or Non-Progressive, Rich/Lean Safeties, and target Closed Loop AFR
• Advanced Tables – 4x 1D Tables, 1x 1D per Gear Table, 4x 2D Tables, 1x 2D per Gear Table, can be used for any custom tables you can dream up such as Flex Fuel Sensor Offset Table or a custom fuel or oil pressure safety
• On-Board Diagnostic LED's for ECU Power, Engine Run, Wideband Status, TPS Calibration, Crank Signal, and Cam Signal, allowing you to identify any critical engine issues at a glance
• Compact ECU design allows you to mount it virtually anywhere (LED's must face up)
• 3.5" LCD handheld touch screen contains a calibration wizard that allows you to quickly build a base tune for any domestic V8 engines
• Handheld provides internal data logging and a fully customizable gauge display
• Free EFI tuning software for complete control of your Terminator X

Terminator X ECU's are designed to be mounted with the LED's facing up. If utilizing Ford OEM TPS and IAC sensor, must wire in Ford connector (not included).