Skip to main content
Holley Sniper EFI

Holley Sniper EFI 550-859K BBD Master Kit - Black

Part # 550-859K Be the first to write a review

Compatible with 1971-1986 Jeep CJ's with 258ci 6 Cylinder Engines

Read More

Holley Sniper EFI 550-859K BBD Master Kit - Black

Not Available

Introducing the Sniper EFI BBD Master Kit, for Jeep CJ's! The Sniper EFI BBD will be right at home on any 258ci powered trail rig, or weekend cruiser. Not only does the Sniper EFI BBD offer superior throttle response and WOT power over the carburetor, but you can also gain timing control! Put an end to cold start issues, hesitations, vapor lock, and flooding. Upgrade to Sniper EFI and get the tactical accuracy of EFI today! This master kit includes 20" of fuel hose, two filters, one high pressure EFI fuel pump, and all of the required fittings for a complete EFI fuel system conversion!

Features:

  • Bolt on BBD Carburetor Replacement
  • Engineered specifically for 1971-1986 Jeep CJ’s with 258ci 6 Cylinder Engines
  • Throttle body mounted ECU â€" no extra boxes to mount
  • Supports up to 350HP with Two 100lb/hr Injectors
  • Only 4 Wiring Connections Required! (Battery +, Battery - , Switched Ignition & RPM)
  • Internal fuel pressure regulator eliminates the hassle of plumbing an external fuel pressure regulator (Preset to 58.5 PSI)
  • Includes complete fuel system consisting of; 20ft of 3/8” Vapor Guard Fuel Hose, Fuel Pump, Filters, necessary hardware and bulkhead fitting to return fuel into the tank!
  • 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 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
Brand Holley Sniper EFI
Emission Code3
Product TypeThrottle Body Fuel Injection Systems
UPC090127057308
Manufacturer Part Number550-859K
Part Number550-859K
3

This part is legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles and Racing Use Only Vehicles.

The following vehicles are considered Uncontrolled (Non-Emissions Controlled) Vehicles:

  • 1965 and older U.S. manufactured California Certified vehicles
  • 1967 and older U.S. manufactured Federally Certified vehicles
  • 1967 and older Foreign manufactured vehicle

The following vehicles are considered Racing Use Only Vehicles:

  • Racing Use Only Vehicles are vehicles that are used exclusively for competition and that are not registered and that may never be used on the street

WARNING: It is against the law to install this part on an Emissions Controlled Vehicle

The following vehicles are considered Emissions Controlled Vehicles:

  • 1966 and newer U.S. manufactured California Certified vehicles
  • 1968 and newer U.S. manufactured Federally Certified vehicles
  • 1968 and newer Foreign manufactured vehicle
Instructions for 550-859K
Quick Start Guide for Part# 550-859K

Have a question about this product?

    Load More
    Reviews

      Your Review

      *Free Shipping & Handling only offered to the contiguous US on orders over $149, excludes clearance parts and oversized packages.

      Some parts are not legal for use in California or other states with similar regulations.