855.444.6872 Contact Us Mon-Sat 10a-6p
DRIVEN BY CARE

Holly Sniper EFI Holley 2x4™, Shiny 550-527

Holly Sniper EFI Holley 2x4™, Shiny 550-527
Holly Sniper EFI Holley 2x4™, Shiny 550-527
$3,851.99 ea
NEWOUT OF STOCK
Model: 4008312
STANDARD
DELIVERY
Introducing Sniper EFI 2x4™! Looking to convert your draw-through dual carbureted blower engine to EFI? Do you want a Tunnel Ram setup with Sniper Dual Quad™? Look no further! The Sniper EFI 2x4 system from Holley features 8, 100LB/HR Fuel Injectors capable of supporting 1250 HP on both naturally aspirated and forced induction applications. The Sniper EFI 2x4 was designed for use on naturally aspirated engines, while the Super Sniper EFI 2x4 system was developed for both naturally aspirated and draw-through supercharged applications. Every Sniper EFI can be used with free downloadable Sniper EFI Software, giving you unlimited control of your engine.
Features:
  • The included Genuine Bosch LSU 4.9 Wideband Oxygen Sensor provides realtime Fuel Map Learn!
  • Supports up to 1250 HP with Eight 100 Lb/Hr Injectors
  • Included clamp-on oxygen sensor kit ensures a leak free oxygen sensor installation, with Stainless Steel T-Bolt clamps and a Stainless Steel (Weldable) oxygen sensor flange
  • Self-tuning ECU means you don’t have to be a computer/tuning wiz to have EFI!
  • Fits on intake manifolds with flange spacing between 6.43"-13.5" (Includes most Edelbrock Manifolds)
  • Single Throttle body mounted ECU, with easy connections between the two throttle bodies – no extra boxes to mount
  • Only 4 Wiring Connections Required! (Battery +, Battery - , Switched Ignition & RPM)
  • OEM Style TPS/IAC and Fuel Pressure regulator, for years of dependable service
  • Internal MAP Sensor
  • Requires an external fuel pressure regulator: P/N 12-848 up to 800 HP, 12-851 for 1000+ HP
  • Integrated ignition timing control
  • 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!
  • Patent Pending
  • High Resolution Full Color Touchscreen for Initial Setup, Tuning, and Gauge Displays
  • Built in Single stage progressive nitrous control
  • Programmable Target Air Fuel Ratios & Ignition Timing per Boost level
Supercharger and/or Intake Manifold not included. For fitment reference only.
Installation Notes:
Supercharger and/or Intake Manifold not included. For fitment reference only.

Downloads:

Download Name File Size
199r11769.pdf2MB
199r11770.pdf5.02MB

Videos:

Specifications:

CFM 1600
Coast Guard Approved Yes
Emission Code 3
Finish Shiny
Flange Style 4150
Fuel Pressure 58.5 PSI
Height 3.28"
Injector Size 100 lb/hr @ 58.5 PSI
Max Horsepower Rating 1250 Naturally Aspirated
Part Type Fuel Injection Conversion Kit
Product Type Sniper EFI 2x4
Proposition 65 www.P65Warnings.ca.gov

Reviews:

Write a Review
* Your Name:
* Email (This will not be displayed)
* Rating:
Comments:

Ask a question about

Holly Sniper EFI Holley 2x4™, Shiny 550-527:
Classic Chevy 2024