Holley Sniper 550-517 EFI 4150 Super Sniper, 1250 HP

Description

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
Holley Sniper 550-517 EFI 4150 Super Sniper, 1250 HP
Sku # 425550517
Mfr. Part # 550-517
Condition
New
Brand
Holley Sniper
Sold
Kit
Details
Info
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.
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)
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
Patent Pending
Charts
(PDF)
(PDF)
This item is being shipped to you directly from the manufacturer and is subject to an increased handling time. Delivery estimates that include the handling time are displayed on the "Shipping and Payments" tab.
Specs
Sold in Quantity
Kit
Carburetor Flange Type
4-Barrel Dominator
Injection Style
Throttle Body
Metering Style
Speed density
Intake Manifold Included
No
Throttle Body Included
Yes
Distributor Included
No
Wiring Harness Included
Yes
EGR
No
Fuel Pump Included
No
Injectors Included
Yes
Fuel Rails Included
No
Calibration Module Included
Yes
TPS Sensor Included
Yes
IAC Motor Included
Yes
ECM Included
Yes
Fuel Pressure Regulator Included
No
MAP Sensor Included
Yes
IAT Sensor Included
No
Venturi Quantity
4
Self Tuning
Yes
Throttle Body Material
Aluminum
User Tunable
Yes
Injector Size
100 lbs./hr.
Throttle Body Finish
Black
Use with Power Adder
Yes
MFG. Part #
550-517
GTIN Code
090127045275
CFM
1440 CFM
Venturi Diameter
54.00mm
Max Horsepower Rating
1500
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About
Speedway Motors is America’s Oldest Speed Shop® and has been a trusted source for specialty rodding and racing products and friendly expert advice for more than 69 years. Founded in 1952 by “Speedy” Bill Smith – a racer and street rodder himself – Speedway has grown from a one-man operation to become the world’s largest manufacturer, distributor and retailer of street rod and racing products. Our industry-leading fast delivery is the result of same-day shipping from our state-of-the-art, centrally located 500,000 sq. ft. headquarters. Speedway’s size offers customers unmatched product selection and low pricing, while our excellent technical support and customer service have made us a recognized leader in the rodding and racing industries.
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