Description
Sniper - 550-873
Holley Super Sniper Stealth 4150 - 650HP - Shiny Finish
4 Barrel Fuel Injection Conversion - Self-Tuning Kit + Handheld EFI Monitor - Shiny Finish
The Sniper Stealth 4150 EFI system from Holley features 4, 100LB/HR Fuel Injectors capable of supporting up to 650 HP naturally aspirated or 600 HP on forced induction applications. The Sniper Stealth 4150 ECU is capable of fuel map self-learning and ignition timing control, improving idle stability, drivability, and wide-open throttle horsepower! Did we mention that the Stealth 4150 also includes transmission kick down provisions for GM TH350/400, 200R4/700R4 and Ford C4/C6 applications.
- 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
- OEM Style TPS/IAC, for years of dependable service.
- Supports up to 650hp with Four 100 Lb/Hr Injectors!
- Self-tuning ECU means you don’t have to be a computer/tuning wiz to have EFI!
- Integrated ignition timing control
- • One +5v Reference Output - +5V Power Supply for 0-5v Sensors
- Throttle body mounted ECU – no extra boxes to mount
- The included Genuine Bosch LSU 4.9 Wideband Oxygen Sensor provides real-time Fuel Map Learn!
- Timed spark part for vacuum advanced distributors located under the front fuel bowl, for easy access to the distributor.
- Only 4 Wiring Connections Required! (Battery +, Battery - , Switched Ignition & RPM)
- Bolt on 4150 Flange Carburetor Replacement
- All of the wiring exits below the rear fuel injector cover, for a completely stealth installation.
- 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!
- vailable in 3 finishes: Shiny, Black and coming soon, Gold
- Air entry is machined to fit most stock style air cleaners with air cleaner locator provisions.
- External fuel pressure regulator required, set to a base pressure of 58.5 PSI, such as 12-886.
- • Three Programmable 0-5V Sensor Inputs for Oil/Fuel/Dome or Nitrous Pressure Sensors
- High Resolution Full Color Touchscreen for Initial Setup, Tuning, and Gauge Displays
- • Programmable inputs and outputs
- • One Sensor Ground – Ground supply for 0-5v Sensors
- • Six Programmable Ground Outputs
Brand: Holley Sniper EFI
Emission Code: 3
Finish: Shiny
Height: 3.28"
Product Type: Super Sniper Stealth 4150 - 650 HP
Warning: California Proposition 65
Extra Information
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