Holley Sniper EFI Self-Tuning Kit - Shiny Finish - Factory Refurbished
Factory Refurbished - Holley 4150 EFI 550-510 Self-Tuning Throttle Body Kit
Currently Not Available
- Dual Pattern bolt on carburetor replacement, designed to fit 4150 Flange & Spread Bore manifolds - (Spread Bore Sealing Plate Part #9006 is recommended)
- Throttle body mounted ECU – no extra boxes to mount
- Supports up to 650hp with Four 100 Lb/Hr Injectors!
- Only 4 Wiring Connections Required! (Battery +, Battery - , Switched Ignition & RPM)
- New Internal fuel pressure regulator eliminates the hassle of plumbing an external fuel pressure regulator (Preset to 58.5 PSI)
- Integrated ignition timing control & New coil driver
- 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!
- Available in base & master kits (Master kits include complete fuel system consisting of; 20ft of 3/8" Vapor Guard Fuel Hose, 12-920 Fuel Pump, Filters, necessary hardware and bulkhead fitting to return fuel into the tank!)
- 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
- 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
- Patent Pending
- ECU and 3.5" Touch Screen are tested and updated to latest firmware.
- Injectors are flow checked
- All sensors are tested
- Holley Sniper EFI Factory Refurbished throttle bodies may have scratches, blemishes, and other visual flaws from previous installation.
|Brand||Holley Sniper EFI|
|Coast Guard Approved||Yes|
|Flange Style||Dual Bolt Pattern|
|Fuel Pressure||58.5 PSI|
|Injector Size||100 lb/hr @ 58.5 PSI|
|Inlet / Outlet Size||9/16-18 Female O-Ring (AN 6)|
|Max Horsepower Rating||650 Naturally Aspirated|
|Model||4150 EFI Conversion Throttle Body|
|Product Type||Factory Refurbished EFI|
- Service Bosch LSU 4.9 Oxygen Sensor$113.95Qty:
- SNIPER EFI TO HOLLEY DUAL SYNC HARNESS$29.75Qty:
- Hooker Blackheart Oxygen Sensor O2 Bung 2.5" Clamp-On style$34.69Qty:
- Oxygen Sensor O2 Bung 3" Clamp-On Style for all vehicles that utilize an Oxygen sensor$34.69Qty:
- Hooker Blackheart Oxygen Sensor O2 Bung 2.25" Clamp-On style$34.69Qty:
This part is legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles and Racing Use Only 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
The following vehicles are considered Racing Use Only Vehicles:
- Racing Use Only Vehicles are vehicles that are used exclusively for competition and that are not registered and that may never be used on the street
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
*Free Shipping & Handling only offered to the contiguous US on orders over $100, excludes clearance parts and oversized packages.
Some parts are not legal for use in California or other states with similar regulations.