SKU: 550435811

Holley EFI 550-858 Sniper EFI Self-Tuning Kit Fits 79-86 CJ5 CJ7 Scrambler

Sale price$652.48 Regular price$724.98
Save 10%

Shipping Estimate
USA
  • USA
  • CAN

Ships within 48 hours · Estimated delivery Jul 13 - Jul 18

Promo Codes Available:

For Your Every Summer RSVP, with Code: SUMMER15

Description

Holley EFI 550-858 Sniper EFI Self-Tuning Kit Fits 79-86 CJ5 CJ7 ScramblerOverview: Are you tired of struggling with the old BBD carburetor on your Jeep? Does your off road rig leave you hanging at extreme angles while on the trail? The EFI team at Holley has designed the perfect solution for your problems. Introducing the Sniper EFI BBD, 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

Overview:

Are you tired of struggling with the old BBD carburetor on your Jeep®? Does your off road rig leave you hanging at extreme angles while on the trail? The EFI team at Holley® has designed the perfect solution for your problems. Introducing the Sniper EFI BBD, 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!

Features:

  • Bolt on BBD Carburetor Replacement
  • Engineered specifically for 1971-1986 Jeep CJ's with 258ci 6 Cylinder Engines
  • Throttle body mounted ECU - 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)
  • 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 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

 

Application:

Year Make Model Submodel Engine Size
1979 - 1983 Jeep CJ5 258/4.2L L6
1979 - 1986 Jeep CJ7 258/4.2L L6
1981 - 1985 Jeep Scrambler 258/4.2L L6

 

Specs:

Brand Holley Sniper EFI
Emission Code 3
Finish Shiny
Fuel Pressure 58.5 PSI
Injector Size 100 lb/hr @ 58.5 PSI
Inlet / Outlet Size 9/16-18 Female O-Ring (AN 6)
Product Type BBD EFI
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 550435811

Discover Niche Categories That Outsell

Top-Converting Item to Boost Your Average Order

4.9 ★★★★★
Based on 1463 reviews
Sort
Highest Rating
Newest First
Oldest First
Product Reviews
S
Verified Purchase
Shadow Walker
Chelsea, US
★★★★★ 5
Durable
Size: Large
Purchased this for a destructive cat. So far its held up to the chewing and raking.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 27, 2025
P
Verified Purchase
P.H.G.
Lexington, US
★★★★★ 1
Waste of money
Size: Small
Bought this for our American Eskimo and it didn't last 3 days.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 5, 2026
R
Verified Purchase
Richard O'Malley
Dallas, US
★★★★★ 5
Fun, chewy
Size: Small
Too much fun. Very chewy!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 28, 2025
H
Verified Purchase
Heidi Jacobsen
Waukegan, US
★★★★★ 3
Meh
Size: Large
Cute. But my golden retriever puppy demolished this in just a couple hrs
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 8, 2026
A
Verified Purchase
Amazon Customer
Belleville, US
★★★★★ 4
Didn't last unfortunately
Size: Large
Purchased for my pup for Xmas. It's very cute, I love squirrels. Already pulled out the strings. He is a persistent chewer. Unfortunately had to toss.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 31, 2026

recommand products