#425550513
Holley 550-513 EFI 4150 Super Sniper Carburetor, 1250 HP
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Holley Sniper- The 800 CFM main body is able to support 700 horsepower in naturally aspirated engines
- Has integrated ignition timing control for precise timing curves
- Includes a high-resolution full color touchscreen for initial setup, tuning, and gauge displays
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$1,843.95
each
Factory Shipped
This part will be shipped by the manufacturer. We estimate this item will ship on or before February 6th.
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Product Summary
Universal Fit, Throttle Body Injection Style
- The 800 CFM main body is able to support 700 horsepower in naturally aspirated engines
- Has integrated ignition timing control for precise timing curves
- Includes a high-resolution full color touchscreen for initial setup, tuning, and gauge displays
- Comes with a OEM Style TPS/IAC and fuel pressure regulator, for years of dependable service
- Carburetor is compatible with Draw thru or blow thru forced induction applications
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Key Specs
MFG. Part # | 550-513 |
Brand | Holley Sniper |
CFM | 800 CFM |
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Details
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.
- 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)
- Certified to ISO 8846, SAE J1171 & United States Coast Guard Requirements for Ignition Protection & Fire Resistance. Making Sniper EFI the perfect choice for carburetor to marine fuel injection conversions!
- A Flame Arrestor is REQUIRED for marine installations, such as part number, 720-1 or 720-13
- Compatible with Holley EFI analog gauges and electronic dashes
Charts
Quickstart Guide (PDF)
Instruction Manual (PDF)
Guides & Documents
CARB Warning
For race/ off road use or for use on pre-1966 vehicles.
CARB Warning
For race/ off road use or for use on pre-1966 vehicles.
Specifications
Specifications
KEY SPECS | |
---|---|
MFG. Part # | 550-513 |
Brand | Holley Sniper |
CFM | 800 CFM |
GENERAL | |
Carburetor Flange Type | 4-Barrel Square Bore |
Injection Style | Throttle Body |
Injector Size | 100 lbs./hr. |
ECM Included | Yes |
Injectors Included | Yes |
Intake Manifold Included | No |
EGR | No |
Throttle Body Material | Cast Aluminum |
Venturi Quantity | 4 |
Fuel Pump Included | No |
Fuel Rails Included | No |
Wiring Harness Included | Yes |
Fuel Pressure Regulator Included | Yes |
MAP Sensor Included | Yes |
IAC Motor Included | Yes |
IAT Sensor Included | No |
TPS Sensor Included | Yes |
Finish | Powder Coated |
Venturi Diameter | 44.45mm |
GTIN Code | 090127039649 |