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Holley Sniper EFI 550-878 Holley Super Sniper Stealth 4150 - 1250HP - Gold Finish
Holley Sniper EFI 550-878 Holley Super Sniper Stealth 4150 - 1250HP - Gold Finish
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Bolt on 4150 Flange Carburetor Replacement Throttle body mounted "brain box" no extra boxes to mount Supports up to 1250hp with Eight 100 Lb/Hr Injectors! All of the wiring exits below the rear fuel injector cover, for a completely stealth installation. Timed spark part for vacuum advanced distributors located under the front fuel bowl, for easy access to the distributor. 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 supply for 0-5v Sensors Air entry is machined to fit most stock style air cleaners with air cleaner locator provisions. Only 4 Wiring Connections Required! (Battery +, Battery - , Switched Ignition & RPM) External fuel pressure regulator required, set to a base pressure of 58.5 PSI, such as 12-886. Integrated ignition timing control 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 learning - no need to be a computer wiz to have EFI! The included Genuine Bosch LSU 4.9 Wideband Oxygen Sensor provides real-time Fuel Map Learn! OEM Style TPS/IAC, for years of dependable service. Included clamp-on oxygen sensor kit for 2.25" exhaust ensures a leak free oxygen sensor installation, with Stainless Steel T-Bolt clamps and a Stainless Steel (Weldable) oxygen sensor flange