FiTECH Master Kit Go EFI 4 Matte Black + In-line Fuel Pump 31002



The Go EFI 4 with matte black finish combined with the Inline Fuel Pump Fuel Delivery Kit is rated at 600HP but is suitable for engines from 200HP thru 650HP. This self-tuning fuel injection system is perfect for your everyday Driver right up to your weekend Street Machine or Bracket Racer. It features the fastest most accurate self-learning available, timing control, wet flow annular discharge and tons of additional features.

It fits any 4-bbl intake manifold and is the most self-contained and full-featured unit of this type. The ECU (computer) is mounted on the throttle body, which greatly simplifies installation. No hole in your firewall and no unsightly harness draped across your engine. This is also the only computer mounted throttle body that offers spark control without the need for an external spark box or special distributor. It also has a built-in fuel pressure regulator. A hand-held controller features a touch screen for quick and easy initial set-up.

The Inline Fuel Pump Fuel Delivery Kit includes an EFI grade 255 L/PH inline external fuel pump that is suitable for engines making up to 600HP. (Note that some of our EFI kits are limited to less than 750HP due to maximum usable injector sizes). This kit also includes 40-feet of EFI grade fuel hose suitable for both the inlet and return lines between the fuel tank and the engine. The kit includes two billet fuel filters. The filters include a 60-micron pre-filter and a 30-micron post filter.

Application: Chevrolet, Pontiac, Ford, Chrysler, Dodge, Plymouth, Etc. engines making 200 HP up to 650 HP with a 4-barrel intake manifold.
Replacement for any 4-barrel carburetors for engines with 200 HP up to 650 HP.
Use the same size air cleaner you would normally use for your 4-barrel carburetor.
Not legal for use on pollution controlled vehicles. This system is designed to be retrofit into vehicles that do not require emission controls.


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All items ship depending on availability. If you have made a purchase or are considering a purchase please understand that if you have selected any shipping method other than “Ground” , i.e. (next day air, 2nd day air, 3rd day air) your order will not arrive on time if the item is not available to ship. To be 100% certain your item will ship in the aforementioned time frame should you choose anything but “Standard Ground” please call us at 800-525-0091 to check item availability even if the item is listed as “In Stock”. If you choose any method but “Standard Ground” and haven’t contacted us to confirm availability understand your order will ship out per the method you chose at checkout when the item becomes available. If you have any further questions please call us. Thank you for your patience during this time.

Application: Chevrolet, Pontiac, Ford, Chrysler, Dodge, Plymouth, Etc. engines making 200 HP up to 600 HP with a 4-barrel intake manifold. For non boosted engines naturally aspirated applications only.



  • Four flow-matched injectors
  • Supports up to 600 HP
  • Simple touch screen selections get you up and running in minutes
  • Self-tuning
  • Bosch 4.2 wideband O2 sensor
  • ECU is mounted on the throttle body so there is NO external boxes or harnesses to clutter up your engine compartment or under dash
  • Universal base to fit any 4-bbl manifold
  • Throttle linkage suits most transmissions
  • Voltage control fuel pump control
  • Wet flow technology with unique Swirl Spray Annular discharge design
  • Ignition timing can be controlled and adjusted on the fly from the touch screen controller
  • Air Fuel ratios can be optimized on the fly
  • Single fan control
  • Will work with CDI box but not required to control the timing
  • Built-in fuel pressure regulator
  • Inlet fitting: 9/16 in.-24 to 6AN
  • Return fitting: 10 mm x 1.25 to 6AN
  • Includes Go EFI In-line Fuel Pump Kit 546-50001
  • Note:
    • Not legal for sale or use in emission restrictive states including California


Injector Size (lbs./hr.)
Maximum Horsepower
Power Adder Compatible
Self Tuning
Timing Control Compatible
User Tunable
Shipping Weight:
Package Height:
Package Depth:
Package Width:

Additional information

Weight 25 lbs
Dimensions 24 × 18 × 8 in
Make Model Year