Holley Sniper EFI 550-542 Holley Sniper EFI XFlow - Classic Gold

Supports up to 800HP N/A with 4 120 Lb/Hr Injectors Flows 900CFM, making it perfect for high rpm N/A engine combinations Compatible with Draw through or Blow through forced induction applications 2.5Bar MAP Sensor Integrated ignition timing control Built in Single stage progressive nitrous control User friendly Boost Control with handheld adjustability Programmable Target Air Fuel Ratios per Boost level Advanced boost control available via free Sniper EFI tuning software, including Boost vs RPM and Boost vs Time. 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 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 Only 4 Wiring Connections Required! (Battery +, Battery - , Switched Ignition & RPM) Requires an external fuel pressure regulator: P/N 12-848 up to 800 HP 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 dont have to be a computer/tuning wiz to have EFI!