Holley EFI Kit Terminator X 58X Crank 4X Cam/ EV1 Injectors For GM Gen IV 4.8L/ 5.3L/ 6.0L And LS2/ LS3 Engines

Holley:
550-910

Highlights

  • For 58X Crank Reluctor w/EV1
  • Real-Time Fuel Map Learn
  • 3-1/2" LCD Touch Screen
  • Proudly Made in the USA!
MSRP $1,587.00
$1,427.95
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Holley Terminator X EFI Kit for GM 4.8L, 5.3L, 6.0L, LS2, and LS3 Engines with 58X Crank 4X Cam and EV1 Style Fuel Injectors.

This Holley Terminator X EFI Kit is designed for a 58x crank reluctor and EV1 injectors on GM LS2 and LS3 engines and on GM 4.8L, 5.3L, and 6.0L engines. It provides you with control over your engine using self-learning fuel strategies. Plus, it's proudly made in the USA!

Features and Benefits:
- Real-time fuel map learns and tunes base fuel table
- High impedance injector drivers safely power most LS/EFI injectors
- Utilizes Bosch LSU 4.9 wideband to relay AFR information
- Accurate readings and precise tuning control
- MAP Sensor vacuum hose adapters (1/8th – 1/4 and 3/16ths)
- Four (x4) inputs - 12V, 5V, ground, frequency - for pressure sensors and activation triggers
- Four (x4) outputs - Grond, PWM -, for fans, boost control, nitrous control, IAC kit
- Boost control solenoids for time, gear, RPM, speed, and safeties
- Nitrous control allows single-channel wet/dry, non/progressive, rich/lean safeties, target closed loop AFR
- Non-progressive nitrous control for rich/lean safeties and target closed loop AFR
- On-board diagnostics LEDs monitor ECU power, engine run, and wideband status
- Easily identify critical engine issues and monitor crank/cam signal
- 3-1/2" touchscreen handheld with calibration wizard builds base tune for any LS engine
- Internal data logging and fully customizable handheld gauge display
- Compact ECU size mounts virtually anywhere (diagnostics LEDs must face up)
- Plug-and-Play compatible with Holley analog-style gauges, shift lights, and modules
- Compatible with the soon-to-come Holley 12.3” digital dash support
- Free EFI Tuning Software for complete control of your Terminator X power plant
- Made in the USA!

This Terminator X EFI Kit (550-910) features a 3-1/2 inch touchscreen LCD handheld device that shows all of the information and tools you need to keep your system tuned and calibrated! It utilizes four (4) programmable inputs and outputs to control certain triggers, sensors, and accessories while you're on the track. Its compact design incorporates high-impedance injector drivers and offers a plug-and-play installation while building your boosted car. Plus, for more advanced users, this kit features full laptop access using easy-to-use software.

Kit Includes:
- 58x/4x LS Engine Main Harness
- EV1 Injector Harness
- Terminator X ECU
- ECU Main Power Harness 
- Bosch LSU 4.9 Wideband Oxygen Sensor 
- Input/Output Harness 
- Assorted Vacuum Adapters

Tech Tips:
- Advanced Tables – 4x 1D Tables, 1x 1D per Gear Table, 4x 2D Tables, 1x 2D per Gear Table, can be used for any custom table such as Flex Fuel Sensor Offset Table, or a custom fuel or oil pressure safety.

*Designed for GM 4.8L/5.3L/6.0L and LS2/LS3 Engines with EV1 Injectors.
*For engines with 58X Crank 4X Cam.

California Residents: Proposition 65 Warning

Related Categories: Mustang Parts, Mustang Electrical & Wiring, Mustang EFI Engine & Injector Harnesses, Mustang Engine, Ford Bronco Parts

Only for use on pre-pollution controlled vehicles: This product can be used on vehicles that were manufactured before emissions control regulations were imposed. Pre-pollution vehicles are defined as:

  • 1965 and older U.S. manufactured California certified vehicles
  • 1967 and older U.S. manufactured federally certified vehicles

Installation Difficulty

Moderate
Moderate

Intermediate skill is required for this installation.

Vehicle Fitment

This product will fit the following Bronco years:

This product will fit the following C/K years:

  • 1988,
  • 1989,
  • 1990,
  • 1991,
  • 1992,
  • 1993,
  • 1994,
  • 1995,
  • 1996,
  • 1997,
  • 1998,

This product will fit the following C10 years:

This product will fit the following F-100 years:

  • 1948,
  • 1949,
  • 1950,
  • 1951,
  • 1952,
  • 1953,
  • 1954,
  • 1955,
  • 1956,
  • 1957,
  • 1958,
  • 1959,
  • 1960,
  • 1961,
  • 1962,
  • 1963,
  • 1964,
  • 1965,
  • 1966,
  • 1967,
  • 1968,
  • 1969,
  • 1970,
  • 1971,
  • 1972,
  • 1973,
  • 1974,
  • 1975,
  • 1976,
  • 1977,
  • 1978,
  • 1979,

This product will fit the following Mustang years:

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