Holley Sniper EFI 550-871K Holley Sniper Stealth 4150 Master Kit - Black Finish

• Timed spark part for vacuum advanced distributors located under the front fuel bowl, for easy access to the distributor.
• Bolt on 4150 Flange Carburetor Replacement
• Throttle body mounted ECU – no extra boxes to mount
• Supports up to 650hp with Four 100 Lb/Hr Injectors!
• All of the wiring exits below the rear fuel injector cover, for a completely stealth installation.

Sniper Stealth 4150 EFI Conversion;Bolt on 4150 Flange Carburetor Replacement; Throttle body mounted ECU – no extra boxes to mount; Supports up to 650hp with Four 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.; 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-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 real-time Fuel Map Learn!; OEM Style TPS/IAC and Fuel Pressure regulator, 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; Available in 3 finishes: Shiny, Black and coming soon, Gold;