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Holley Super Sniper EFI 4150 Self-Tuning Fuel Injection Kit 1250 HP - Shiny

550-512
Introducing Holley Super Sniper EFI!
Looking to convert your blow thru carbureted turbo engine to EFI? Look no further than Holley for the Super Sniper 4150 EFI systems featuring 8, 100LB/HR Fuel Injectors capable of supporting up to 1250 HP on forced induction or dry nitrous applications. Is your combination not producing that much horsepower? No problem, Holley also offers a 650 HP four injector version for lower horsepower applications with a power adder or someone just needing additional sensor inputs. Did we mention the Super Sniper also has full nitrous control built-in? That’s right, no need for a separate nitrous controller! Every Super Sniper EFI system also comes with a USB to CAN tuning cable, as well as free downloadable Sniper EFI Software to give you unlimited control of your engine.

E-85 NOT Recommended
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Description

Holley Sniper EFI self-tuning fuel injection systems from Holley deliver all the benefits—and none of the hassles. These full-featured throttle bodies are easy to install, can support a lot of horsepower, and will keep your budget intact. They put an end to carburetor cold start issues, hesitations, vapor lock, and flooding. Each of these Holley Sniper EFI systems hit the performance mark with a mounted ECU and an integrated fuel pressure regulator. They're self-learning (no laptop is needed for set up) and they include a small color touchscreen to help you set up and tweak. Holley also provides you with a choice of finishes—satin black or polished aluminum. Make your conversion simple, while getting maximum bang for your buck, with a Holley Sniper EFI self-tuning fuel injection system from Holley.

Upgrade to Sniper EFI and get the tactical accuracy of EFI
today!

Features:
1250 HP version features eight 100 Lb/Hr Injectors (Forced Induction)
The 800 CFM Main Body will support 700 Horsepower Naturally Aspirated
Compatible with Draw thru or blow thru forced induction applications
Built-in Single stage progressive nitrous control
Programmable inputs and outputs
Integrated ignition timing control for precise timing curves
Only 4 Wiring Connections Required! (Battery +, Battery-, Switched Ignition & RPM)
Internal fuel pressure regulator eliminates the hassle of plumbing an external fuel pressure regulator (Preset to 58.5 PSI) for N/A or Nitrous applications
Self-tuning ECU means you don’t have to be a computer/tuning wiz to have EFI!
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!
The included Genuine Bosch LSU 4.9 Wideband Oxygen Sensor provides real-time Fuel Map Learn!
OEM Style TPS/IAC and fuel pressure regulator, for years of dependable service
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
Throttle body mounted ECU – no extra boxes to mount
USB to CAN Communication cable included for easy laptop tuning of advanced controls
Dual Pattern bolt on carburetor replacement, designed to fit 4150 Flange & Spread Bore manifolds - (Spread Bore Sealing Plate Part #9006 recommended)
Compatible with Holley EFI analog gauges and electronic dashes
Patent Pending

Brand Holley Sniper EFI
CFM 800
Emission Code 3
Finish Shiny
Height 3.28"
Injector Size 100 lb/hr @ 58.5 PSI
Inlet / Outlet Size 9/16-18 Female O-Ring (AN 6)
MAP Sensor 2.5Bar
Max Horsepower Rating 1250 Forced Induction
Product Type Sniper 4BBL TBI Kits
Throttle Bore 1.6875 (1 11/16ths)
Transmission 700R4/200R4
  TH350
Part Number 550-512

Emissions
This part is legal for use on Uncontrolled (Non-Emissions Controlled) Vehicles or Racing Vehicles.

The following vehicles are considered Uncontrolled (Non-Emissions Controlled) Vehicles:

1965 and older U.S. manufactured California Certified vehicles
1967 and older U.S. manufactured Federally Certified vehicles
1967 and older Foreign manufactured vehicle
Racing Vehicles are vehicles that are used exclusively for racing or other forms of competition that are not registered and that may never be used on the street.

Details

  • 550-512
  • 550-512
  • Holley
  • New

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Shipping Information

  • Item Requires Shipping
  • 9.0 lbs.
  • W11.0000” x H8.0000” x L12.2500”
  • Free Basic Shipping
  • FREE Fast Priority Mail shipping to the USA and it's territories on ALL Holley products

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