Sniper DUAL QUAD
TECH RESOURCES
Supercharger and/or Intake Manifold not included. For fitment reference only.
OVERVIEW
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:
- Supports up to 1250 HP with Eight 100 Lb/Hr Injectors
- Internal MAP Sensor
- Integrated ignition timing control
- Built in Single stage progressive nitrous control
- Programmable Target Air Fuel Ratios & Ignition Timing per Boost level
- 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)
- Fits on intake manifolds with flange spacing between 6.43"-13.5" (Includes most Edelbrock Manifolds)
- Requires an external fuel pressure regulator: P/N 12-848 up to 800 HP, 12-851 for 1000+ HP
- 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 realtime 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
- Patent Pending
United States Coast Guard Approved
Certified to ISO 8846, SAE J1171 Requirements
Certified to ISO 8846, SAE J1171 Requirements
SPECS
| Brand | Holley Sniper EFI |
|---|---|
| CFM | 1600 |
| Coast Guard Approved | Yes |
| Emission Code | 3 |
| Finish | Black |
| Fuel Pressure | 58.5 PSI |
| Height | 3.28" |
| Injector Size | 100 lb/hr @ 58.5 PSI |
| Max Horsepower Rating | 1250 Naturally Aspirated |
| Product Type | 2x4 Sniper EFI |
| UPC | 090127062234 |
| Part Number | 550-528 |
EMISSIONS
3
This part is legal for sale and use on Uncontrolled (Non-Emissions Controlled) 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
WARNING: It is against the law to install this part on an Emissions Controlled Vehicle
The following vehicles are considered Emissions Controlled Vehicles:
- 1966 and newer U.S. manufactured California Certified vehicles
- 1968 and newer U.S. manufactured Federally Certified vehicles
- 1968 and newer Foreign manufactured vehicle
