Toggle right Slidebar




DISCOUNTS FOR ALL ACTIVE AND VETERAN EDUCATORS FIREFIGHTERS LAW ENFORCEMENT MEDICAL MILITARY CALL CHAT EMAIL TEXT FOR MORE DETAILS MAY EXCLUDE CERTTAIN ITEMS AND SOME RESTRICTIONS APPLY

Holley EFI SNIPER EFI 4150 SUPER SNIPER STEALTH 1250, Gold

$1,999.95

REVIEWS: 0
AVERAGE RATING OF 0 0 of 5 Stars!

4 Barrel Fuel Injection Conversion - Self-Tuning Kit + Handheld EFI Monitor - Gold Finish
  • Bolt on 4150 Flange Carburetor Replacement
  • Throttle body mounted ECU - no extra boxes to mount
  • Supports up to 1250hp with Eight 100 Lb/Hr Injectors!
  • All of the wiring exits below the rear fuel injector cover, for a completely stealth installation.
  • Timed spark part for vacuum advanced distributors located under the front fuel bowl, for easy access to the distributor.
  • Programmable inputs and outputs
  • Three Programmable 0-5V Sensor Inputs for Oil/Fuel/Dome or Nitrous Pressure Sensors
  • Six Programmable Ground Outputs
  • One +5v Reference Output - +5V Power Supply for 0-5v Sensors
  • One Sensor Ground - Ground supply for 0-5v Sensors
  • Air entry is machined to fit most stock style air cleaners with air cleaner locator provisions.
  • Only 4 Wiring Connections Required! (Battery +, Battery - , Switched Ignition & RPM)
  • External fuel pressure regulator required, set to a base pressure of 58.5 PSI, such as 12-886.
  • Integrated ignition timing control
  • High Resolution Full Color Touchscreen for Initial Setup, Tuning, and Gauge Displays
  • Simple Calibration Wizard (answer a few questions about your engine and it creates the base map, then starts tuning on its own!) - NO laptop required!
  • Self-tuning ECU means you don't have to be a computer/tuning wiz to have EFI!
  • The included Genuine Bosch LSU 4.9 Wideband Oxygen Sensor provides real-time Fuel Map Learn!
  • OEM Style TPS/IAC, for years of dependable service.
  • Included clamp-on oxygen sensor kit for 2.25" exhaust ensures a leak free oxygen sensor installation, with Stainless Steel T-Bolt clamps and a Stainless Steel (Weldable) oxygen sensor flange
  • Also available in black and shiny finishes


Add to Cart:

  • Model: 550-878
  • FROM: Holley EFI

ask a question
price match


we added this on Wednesday 05 August, 2020.

copyright © 2003-2024 COLORADOSPEED. powered by hORSEPOWER & tORQUE