Engine Kits

Holley 550-511K Sniper EFI Self-Tuning Master Kit Holley Performance 550-511K     800CFM Self Tuning FI Kit
Click On Image to Enlarge

Holley 550-511K Sniper EFI Self-Tuning Master Kit Holley Performance 550-511K 800CFM Self Tuning FI Kit



Part #: 550-511K
List Price: $2,951.90
Our Price: $1,475.95
You Save: $1,475.95

Free Ground Domestic Shipping On This Item
Free Ground Domestic Shipping To 48 Contigous States

Holley Performance Self Tuning Fuel Injection Kit.  Square Flange  #550-511K

 

  • 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
  • Supports up to 650hp with Four 100 Lb/Hr Injectors!
  • Only 4 Wiring Connections Required! (Battery +, Battery - , Switched Ignition & RPM)
  • Includes complete fuel system consisting of New; 20ft of 3/8” Vapor Guard Fuel Hose, Fuel Pump, Filters, necessary hardware and bulkhead fitting to return fuel into the tank!
  • New Internal fuel pressure regulator eliminates the hassle of plumbing an external fuel pressure regulator (Preset to 58.5 PSI)
  • Integrated ignition timing control & New coil driver
  • 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 realtime 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
  • Patent Pending
  • ECU and 3.5" Touch Screen are tested and updated to latest firmware.
  • Injectors are flow checked
  • All sensors are tested
  • Holley SniperEFI Factory Refurbished throttle bodies may have scratches, blemishes, and other visual flaws from previous installation.