Holley EFI Conversion Kit Sniper Stealth 4500 Self-Tuning 1500HP With Gold Finish

Holley:
550-843
MSRP $2,005.00
$1,803.95
You save 10%

Holley 1,500 Horsepower Self-Tuning Sniper Stealth 4500 EFI Conversion Kit with a Gold Finish.

If you’re looking for a convenient way to flip your dragster or pro-street Ford car, truck or SUV over to fuel injection this Holley 550-843 1,500 Horsepower Self-Tuning Sniper Stealth 4500 EFI Conversion Kit with a Gold Finish is exactly what you need. Featuring eight 100lbs/hr fuel injectors this aftermarket kit is capable of supporting 800HP to 1500HP naturally aspirated or 800HP to 1250HP on forced induction applications.

Features and Benefits:
- Supports up to 1500HP naturally aspirated or 1250HP forced induction with eight 100lbs/hr injectors
- Compatible with draw through or blow through forced induction applications
- 2.125” throttle plates
- 1440 CFM for large cubic inch engines
- Gen 3 Ultra Dominator style 4 bolt air cleaner flange
- High resolution full color 3-1/2” touchscreen for initial setup, tuning and gauge displays
- Self-tuning ECU learns and tunes as you drive
- Real-time data logging to the included 3-1/2” touch screen
- Programmable target air fuel ratios per boost level
- Included clamp-on oxygen sensor kit ensures a leak free oxygen sensor installation

To properly control external relays, the Sniper Stealth 4500 features multiple input and output options for sensor inputs and switched outputs. This unit features a high resolution full color 3-1/2” touchscreen for initial setup, tuning, gauge displays and real-time data logging while it learns as you drive to ensure easy operation and accurate information. This system also includes free downloadable Sniper EFI Software to give you unlimited control of your engine and a USB to CAN tuning cable. To ensure a leak free oxygen sensor installation, a clamp-on oxygen sensor kit is included. This kit is compatible with draw through or blow through forced induction applications and includes 2.125” throttle plates. Your new self-tuning device is extremely user friendly once the initial set-up is complete.

Throttle Body Specifications:
- CFM: 1440
- Finish: Gold
- Flange Style: 4550
- Height: 3.85”
- Injector Size: 100lbs/hr @ 58-1/2 PSI
- Inlet/Outlet Size: 8AN
- Map Sensor: 2-1/2 Bar
- Max Horsepower Rating: 1250 Forced Induction, 1500 Naturally Aspirated
- Throttle Bore: 2.125”

Please Note: This EFI Kit will require the use of an electric high-pressure fuel pump, this kit will not work with a mechanical fuel pump. For 1965-1968 Mustang applications we recommend using (P/N: FTKEFI10) and for 1969-1970 Mustang applications we recommend using (P/N: FTKEFI11). Not for use with engines producing less than 800 horsepower.

*For use with Gasoline only, use of leaded race fuels may shorten the service life of the WBO2 sensor.

The carburetor on your Mustang is a part that you rely upon to work. Without it, your Mustang isn't going anywhere. That's why you want to make sure you get a high quality part when you replace or upgrade your carburetor, and no carburetor is going to have higher quality than the products from Holley.

Order this Holley 550-843 1,500 Horsepower Self-Tuning Sniper Stealth 4500 EFI Conversion Kit with a Gold Finish today from CJ Pony Parts.

California Residents: Proposition 65 Warning

Installation Difficulty

Difficult
Difficult

Advanced skill is required for this installation.

Vehicle Fitment

This product will fit the following Bronco years:

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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