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Holly Sniper EFI Holley 2x4™, Black 550-528

Holly Sniper EFI Holley 2x4™, Black 550-528
$3,873.99 ea
NEWARRIVING SOONEstimated Ship Date 03/27/2024 (If Ordered Today)17 Available from HOLLEY PERFORMANCE PRODUCTS as of 03/04/2024
Model: 4008315
STANDARD
DELIVERY
Introducing Sniper EFI 2x4™! Looking to convert your draw-through dual carbureted 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 naturally aspirated applications. The Sniper EFI 2x4 was designed for use on naturally aspirated engines, while the Super Sniper EFI 2x4 system (part# 550-532) 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!
  • Fits on intake manifolds with flange spacing between 6.43"-13.5" (Includes most Edelbrock Manifolds)
  • OEM Style TPS/IAC and Fuel Pressure regulator, for years of dependable service
  • 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!
  • 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
  • Patent Pending
  • High Resolution Full Color Touchscreen for Initial Setup, Tuning, and Gauge Displays
  • Single Throttle body mounted ECU, with easy connections between the two throttle bodies – no extra boxes to mount
  • Internal MAP Sensor
  • Built in Single stage progressive nitrous control
  • Only 4 Wiring Connections Required! (Battery +, Battery - , Switched Ignition & RPM)
  • Supports up to 1250 HP with Eight 100 Lb/Hr Injectors
  • Requires an external fuel pressure regulator: P/N 12-848 up to 800 HP, 12-851 for 1000+ HP
  • Programmable Target Air Fuel Ratios & Ignition Timing per Boost level
  • Integrated ignition timing control
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 Black
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

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Holly Sniper EFI Holley 2x4™, Black 550-528:
Mustang Depot 2024