Holley 550-858K Fuel Injection, Sniper EFI, Master Kit, Throttle Body, BBD Carter Flange, Touchscreen, Fuel System, Aluminum, Silver, Kit

$1,493.81
MSRP: $1,689.00
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SKU:
HLY550-858K
MPN:
550-858K
UPC:
90127057292
Condition:
New
Weight:
17.65 LBS
Shipping:
Calculated at Checkout

Applies To Continental U.S. orders only

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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!

You don't have to be a tuning genius or computer wiz to convert your build to EFI. Our simple calibration wizard allows you to just answer a few questions about your engine and the system will begin self-tuning with no laptop required. Use the high resolution 3.5" full color touchscreen for tuning and gauge displays.

The Sniper BBD Master Kit includes a complete fuel system consisting of; 20ft of 3/8" vapor guard fuel hose, fuel pump, filters, and all necessary hardware to return fuel into your tank. Additionally, you're getting a 4.9 wideband oxygen sensor with a leak free oxygen sensor, oem style TPS/IAC, fuel pressure regulator, all Stainless Steel T-Bolt clamps and a Stainless Steel weldable flange.

Now that you're beginning your EFI journey, you don't have to stop here! Sniper is apart of a complete ecosystem designed specifically to work together and support all of your EFI needs. This kit pair's seamlessly together with plug-n-play Hyperspark Ignition systems (coil, ignition box and distributors), fuel system's (fuel pump kits, modules, in-tank systems), air cleaners & digital dashes to unlock the full potential of your build.

Features

  • Bolt on BBD Carburetor Replacement
  • Self-tuning ECU means you don’t have to be a computer/tuning wiz to have EFI!
  • High Resolution Full Color Touchscreen for Initial Setup, Tuning, and Gauge Displays
  • Supports up to 350HP with Two 100lb/hr Injectors
  • Engineered specifically for 1971-1986 Jeep CJ’s with 258ci 6 Cylinder Engines
  • Internal fuel pressure regulator eliminates the hassle of plumbing an external fuel pressure regulator (Preset to 58.5 PSI)
  • Throttle body mounted ECU – no extra boxes to mount
  • 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

Instructions

Instructions - 199r11323.pdf

Instructions - 199r11366.pdf

Note: Not compatible with kick down operated transmissions.

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

ECM Included:
Yes
Fuel Injection System Type:
Single 2-Barrel Throttle Body (BBD Flange)
User Interface Included:
3.5 in. display, touch screen
Self Tuning:
Yes
User Tunable:
Yes
Wiring Harness Included:
Yes
Transmission Controller Included:
No
Drive-By-Wire Capable:
No
Drive-By-Wire Channels:
N/A
Traction Control:
No
Timing Control Compatible:
Yes
Injectors Included:
Yes
Fuel Injector Connector Style:
N/A
High Impedance Injectors:
N/A
Low Impedance Injectors:
N/A
Injector Size (lbs/hr):
100 lbs./hr.
Ignition System Included:
None
Coils:
Up to 1
Ignition Coil Connector:
1
Reluctor Wheel Tooth Quantity:
N/A
Inputs:
2
Outputs:
3
Wideband Controller:
Yes
Wideband Channels:
1
Oxygen Sensor Included:
Yes
Boost Control:
No
Nitrous Control:
Yes
Launch Control:
No
Engine Protection:
No
CANBUS Enabled:
No
CANBUS Networks:
N/A
Knock Control:
No
Knock Channels:
N/A
VVT Control:
No
VVT Channels:
N/A
Metering Style:
Speed density
MAP Sensor Included:
Yes
Multi-fuel Capable:
No
Flex Fuel Compatible:
No
Cam Sensor Included:
No
IAT Sensor Included:
Yes
TPS Sensor Included:
Yes
IAC Motor Included:
Yes
VR/Mag Inputs:
No
Data Logger:
Yes
Power Distribution Included:
None
Throttle Body Included:
Yes
Venturi Quantity:
2
Venturi Diameter (mm):
N/A
Airflow Rate (cfm):
N/A
Throttle Body Actuation:
Cable
Throttle Body Material:
Cast aluminum
Throttle Body Color:
Polished
Intake Manifold Included:
No
Multi-Port Fuel Rails Included:
No
Distributor Included:
No
Fuel System Included:
Inline pump kit
Fuel Pump Included:
Yes
Fuel Pump Flow Rating (lph):
255
Fuel Pressure Regulator Included:
Yes
Maximum Horsepower with Gas:
350
Quantity:
Sold as a kit.
Notes:
Master kit includes inline fuel pump, filters, hose, hardware, and fittings.
Transmission:
Manual

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