Sniper EFI 4BBL Self Tuning System - Shiny Finish800 cfm 4 Injector Throttle Body, 650 HP Forced InductionHO550-518550-518Introducing 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: 650 HP version features four 100 Lb/Hr Injectors Compatible with Draw-Thru or Blow-Thru forced induction applications User-frie ndly Boost Control with handheld adjustability Programm able 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-tuni ng 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) Compatibl e with Holley EFI analog gauges and electronic dashes
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