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Sniper EFI 4150 4BBL Self-Tuning Kit
Holley just brought EFI within range!
Introducing Sniper EFI!
It's economically priced so you can have all the benefits of EFI and still have money to finish or upgrade the rest of your ride! Perfect for street rods, muscle cars, off road trucks or nearly any carbureted vehicle.
Put an end to cold start issues, hesitations, vapor lock, and flooding.
Upgrade to Sniper EFI and get the tactical accuracy of EFI
today!
Features:
- 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)
- Internal fuel pressure regulator eliminates the hassle of plumbing an external fuel pressure regulator (Preset to 58.5 PSI)
- Integrated ignition timing control & 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
Sniper EFI 4150 4BBL Self-Tuning Master Kit
Holley just brought EFI within range – introducing Sniper EFI master kits! It's economically priced so you can have all the benefits of EFI and still have money to finish or upgrade the rest of your ride! Perfect for street rods, muscle cars, off road trucks or nearly any carbureted vehicle. The Sniper EFI master kit contains the most complete EFI fuel system on the market. Everything is included to completely plumb your fuel system including; 20 feet of 3/8" EFI Hose, in-line fuel pump, post and pre fuel filters, return bulkhead, and all of the necessary fittings and hardware. Put an end to cold start issues, hesitations, vapor lock, and flooding. Upgrade to Sniper EFI and get the tactical accuracy of EFI today!
Features:
- 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)
- Includes complete fuel system consisting of; 20ft of 3/8” Vapor Guard Fuel Hose, Fuel Pump, Filters, necessary hardware and bulkhead fitting to return fuel into the tank!
- Internal fuel pressure regulator eliminates the hassle of plumbing an external fuel pressure regulator (Preset to 58.5 PSI)
- Integrated ignition timing control & 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!
- 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
Sniper EFI 4150 4BBL Super Sniper
Introducing Holley Super Sniper EFI!
Looking to convert your blow thru carbureted turbo engine to EFI? Look no further. Holley 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:
- 650 HP version features four 100 Lb/Hr Injectors
- Compatible with Draw-Thru or Blow-Thru forced induction applications
- User-friendly Boost Control with handheld adjustability
- Programmable Target Air Fuel Ratios per Boost level
- Advanced boost control is available via free Sniper EFI tuning software, including Boost vs RPM and Boost vs Time – Same popular boost control offered in Holley HP and Dominator EFI systems!
- 2.5 Bar MAP sensor included which safely works on applications up to 21.5 PSI
- Built-in Single stage progressive nitrous control
- Dry or Wet Nitrous Support
- Progressive or Non-Progressive control strategies
- Lean/Rich AFR Cutoff
- Time or RPM based Timing Retard and much more!
- Integrated ignition timing control for precise timing curves
- Programmable inputs and outputs
- Three Programmable 0-5V Sensor Inputs for Oil/Fuel/Dome or Nitrous Pressure Sensors
- Six Programmable Ground Outputs
- One +5v Reference Output - +5V Power Supply for 0-5v Sensors
- One Sensor Ground – Ground supply for 0-5v Sensors
- 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!
- Only 4 Wiring Connections Required! (Battery +, Battery-, Switched Ignition & RPM)
- 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)
- Compatible with Holley EFI analog gauges and electronic dashes
- Patent Pending
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
Sniper EFI 4150 4BBL Returnless Master Kit
Are you waiting to convert your carbureted vehicle to Sniper EFI, but don't like the idea of mounting an external fuel pump? Look no further. Introducing Sniper EFI Master Kits, with a Returnless Retrofit Fuel Module. This contains combines the Sniper EFI Self Learning Throttle Body, with an easy to install In-Tank Retrofit Returnless Module, 20 ft of Earl's Vapor Guard Fuel Hose, and the required fittings. The included fuel system places a 340LPH fuel pump in the tank, which can easily be accomplished with basic hand tools. The Drop-in Master kits make plumbing your Sniper EFI installation as hassle free as possible, simply cap the regulator on the sniper efi throttle body with the provided -6an cap, safely route the vapor guard fuel line along the chassis back to the diecast fuel hat, and the job is finished.
Features:
- 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)
- Integrated ignition timing control & coil driver
- 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!
- Dual Pattern bolt on carburetor replacement, designed to fit 4150 Flange & Spread Bore manifolds - (Spread Bore Sealing Plate Part #9006 is recommended)
- No external fuel return line required!
- High Resolution Full Color Touchscreen for Initial Setup, Tuning, and Gauge Displays.
- 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
- Genuine Bosch LSU 4.9 Wideband Oxygen Sensor provides realtime Fuel Map Learn!
- Includes complete fuel system consisting of; Sniper EFI Retrofit Returnless Fuel Module; 20ft of 3/8” Vapor Guard Fuel Hose; 5 stainless steel hose clamps, a post filter, and various Earls fittings and caps.
- Patent Pending
Sniper Returnless Retrofit Fuel Module:
- Sniper Retrofit fuel module installs in any fuel tank from 7” to 12” deep to fit a wide variety of applications
- Internal fuel pressure regulator eliminates the hassle of plumbing an external fuel pressure regulator (Preset to 58.5 PSI)
- The low profile design is only 1.275" thick above the tank mounting surface for added clearance when needed
- The innovative clamping system allows you to locate the module anywhere in the tank beside your existing sending unit
- The clamping system allows you to rotate the unit 360 degrees for easier clocking of the plumbing and wiring locations under your ride
- Die cast aluminum construction for corrosion resistance and long lasting good looks
- ¼” NPT ports for a wide variety of plumbing options