Tag: TBI

Quick Fuel (QFI-500BDM): QFi Master Kit with Black Diamond Finish

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This patent-pending master kit from Quick Fuel Technology combines the superior fuel atomization of a carburetor with the precise fuel control of EFI, boasting an 8-hole venturi sleeve with annular discharge booster to provide superior fuel atomization where air speed is highest and pressure is lowest. The result?  A faster and more efficient burn, more power, and better response. Fuel is also supplied below the throttle plates for increased stability and idle control.

The QFI-500BDM Master Kit includes TBI assembly, handheld controller, ECU, main wiring harness, fuel pump, fuel filter, fuel line, laptop cable, sensors, and hardware.

  • Designed for street and off-road vehicles, trucks, RVs, muscle cars, and more
  • Accommodates engines up to 525 hp
  • Dedicated idle circuit supplies fuel below the throttle plates for instant startups and increased throttle response
  • Adaptive ECU models volumetric efficiency of engine to calculate fuel requirements
  • Two programming options: handheld controller or laptop for increased tunability
  • Fuel delivery provided by four 66 lb./hr. injectors
  • On-board ignition driver eliminates need for aftermarket spark box
  • Timing control provided by ECU
  • Compatible with power adder technologies: wet flow NOx, superchargers, and turbochargers
  • Designed for 4150- and 4500-style flanges (P/N 300-4145-1AL adapter is required for 4500 flange)
  • Retains OEM sensors
  • Compatible with E85 fuel (up to 370 hp)
  • Ford kickdown lever kit available (P/N 50-5013)

    QFI-500BDM
    QFI-500BDM

Ready to buy? Need help with the install? To find your nearest Parts Pro affiliate, see our Store Locator. Or join the conversation at the Parts Pro Facebook page!

Though this is not a paid review, this content has been produced by The AAM Group in support of manufacturers with whom it has a business relationship.

Holley (550-406): TERMINATOR EFI

Donnie Hurt Leave a comment
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The Terminator™ EFI 4-BBL Throttle Body Fuel Injection System is an EFI system so easy and powerful you’ll think it’s alive! Simply bolt it on, feed it a few basic answers, and let Terminator EFI take your ride to another level! The 550-406 fits all standard square-flange intake manifolds, has a 950-CFM throttle body, and is capable of supporting 250-600 HP. No computer experience required: this unit completely self tunes to deliver the perfect air/fuel mixture in real time for optimized power and fuel economy. The 550-406 comes complete with TBI unit, ECU, handheld programmer, wiring, and sensors. Does not include fuel pump, fuel lines, regulator or filters.

Holley 550-406
Holley 550-406

Ready to buy? Need help with the install? To find your nearest Parts Pro affiliate, see our Store Locator. Or join the conversation at the Parts Pro Facebook page!

Though this is not a paid review, this content has been produced by The AAM Group in support of manufacturers with whom it has a business relationship.