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$1,499.95
Holley Sniper 550-512 EFI Super 1250 4-Barrel Self-Tuning Kit
Holley Sniper 550-512 EFI Super 1250 4-Barrel Self-Tuning Kit
Universal Fit, 4-Barrel Square Bore Carburetor Flange Type, Throttle Body Injection Style, Gold
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Holley Sniper 550-512 EFI Super 1250 4-Barrel Self-Tuning Kit
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We estimate this item will ship on or before December 17th.
Part # 425550512
$1,499.95
each
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Important Messages:
- This item ships directly from the manufacturer. It may take an additional 2 business days for Holley Sniper to ship this item.
- Get FREE shipping when your order includes this item and exceeds $99! Ground shipping only in the contiguous US.
- This item ships via Ground Shipping only. Expedited and Air shipping options are not available.
Details
Carburetor Flange Type:
4-Barrel Square Bore
Injection Style:
Throttle Body
User Tunable:
Yes
Self Tuning:
Yes
Injectors Included:
Yes
Injector Size:
100 lbs./hr.
Intake Manifold Included:
No
Metering Style:
Speed density
EGR:
No
CFM:
800 CFM
Throttle Body Included:
Yes
Throttle Body Material:
Cast Aluminum
Throttle Body Finish:
Gold
Venturi Quantity:
4
Fuel Pump Included:
No
Fuel Rails Included:
No
Calibration Module Included:
Yes
ECM Included:
Yes
Wiring Harness Included:
Yes
Fuel Pressure Regulator Included:
Yes
Distributor Included:
No
MAP Sensor Included:
Yes
IAC Motor Included:
Yes
IAT Sensor Included:
No
TPS Sensor Included:
Yes
Emission Code:
3
Use with Power Adder:
Yes
Venturi Diameter:
44.45mm
Max Horsepower Rating:
1250
Throttle Body Style:
Throttle Body Injection (TBI)
Throttle Body Barrels:
4-Barrel
MFG. Part #:
550-512
GTIN Code:
090127039656
Sold in Quantity:
Kit
Rebates
HolleyDays INSTANT REBATE. Select Holley, MSD, Mr Gasket, Earl's Performance, Demon Carburetion, Weiand, Lakewood, Superchips, Diablo Sport, RacePak, Hooker, NOS, Flowtech, Frostbite Performance Cooling, Mallory Ignition, STS Turbo, Hays, Accel, Quick Time, Edge, Quick Fuel, Anvil, Bright Earth, Flowmaster, Hurst, B&M, APR, Dinan, XDR discounted up to 10% through December 31, 2019.
Info
Want to convert your blow thru carbureted turbo engine to EFI? Well take a look what Holley has for you! The Super Sniper 4150 EFI systems features 8, 100LB/HR fuel injectors capable of supporting up to 1250 HP on forced induction or nitrous applications. Toss that nitrous controller away because the Super Sniper also has full nitrous control built-in! 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
- Compatible with Holley EFI analog gauges and electronic dashes
Quick Start Manual (PDF)
Installation Manual (PDF)
Notes
- For a naturally aspirated engine application only.
- Not to be used for turbocharger or supercharger applications.
Some parts are not legal for use in California or other states with similar laws/regulations
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