Item # 22747 BRAND: Holley

Holley Sniper EFI Self-Tuning Master Kit - Shiny Finish 550-510K

Holley Sniper 4 Barrel Fuel Injection Conversion - Self-Tuning Master Kit + Handheld EFI Monitor - Shiny Finish
Holley Sniper 4 Barrel Fuel Injection Conversion - Self-Tuning Master Kit + Handheld EFI Monitor - Shiny Finish
  • bvseo_sdk, p_sdk, 3.2.1
  • CLOUD, getAggregateRating, 71.51ms
  • REVIEWS, PRODUCT
  • bvseo-msg: HTTP status code of 404 was returned;
$1,475.95
Loading...
Out Of Stock. Due back June 30
FREE Delivery
Save for Later
Holley Sniper 4 Barrel Fuel Injection Conversion - Self-Tuning Master Kit + Handheld EFI Monitor - Shiny Finish

100% Satisfaction Guarantee Since 1978
We stand behind our solutions and customers.

  • • 90 Day Returns
  • • Lifetime Tech Support
Holley Sniper EFI Self-Tuning Master Kit - Shiny Finish 550-510K

Product Overview:

Description

Holley just brought EFI within range – introducing Sniper EFI master kits! It's economically priced so you can have all the benefits of EFI and still have money to finish or upgrade the rest of your ride! Perfect for street rods, muscle cars, off road trucks or nearly any carbureted vehicle. The Sniper EFI master kit contains the most complete EFI fuel system on the market. Everything is included to completely plumb your fuel system including; 20 feet of 3/8" EFI Hose, in-line fuel pump, post and pre fuel filters, return bulkhead, and all of the necessary fittings and hardware. 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:

  • 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; 20ft of 3/8” Vapor Guard Fuel Hose, Fuel Pump, Filters, necessary hardware and bulkhead fitting to return fuel into the tank!
  • Internal fuel pressure regulator eliminates the hassle of plumbing an external fuel pressure regulator (Preset to 58.5 PSI)
  • Integrated ignition timing control & 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

In the Box

Guides & Accessories

Reviews

  • bvseo_sdk, p_sdk, 3.2.1
  • CLOUD, getReviews, 10.46ms
  • REVIEWS, PRODUCT
  • bvseo-msg: HTTP status code of 404 was returned; HTTP status code of 404 was returned;

Questions & Answers

will this work with tb400

Asked by: eric
We apologize for the confusion and inconvenience. We would have to advise you to speak directly to the manufacturer as these items drop ship. They can be reached by calling 1-866-464-6553
Answered by: Kelly H
Date published: 2021-08-06

will this work 1968 bbc with 4 speed transmission

Asked by: Tim68
The Holley Sniper EFI Tuning Master Kit 550-510K is recommended for automatic transmission vehicles with 700R4, 200R4, and TH350. Contact Holley performance @ 1-866-464-6553 for application and details pertaining to your 1968 Chevy big block engine/ manual transmission application.
Answered by: vince
Date published: 2020-12-14

Will this work well with a 302 roughly 400 hp c4 tranny in a 76 bronco

Asked by: Bookerbrown
This would work very well in a Bronco that has a 302 making that kind of power.
Answered by: Kelly H
Date published: 2019-10-30

Will this work on a 460, custom cam,c6 config. 

Asked by: Frosty
This will work well as long as the configuration is producing less then 650 HP
Answered by: Bob G
Date published: 2019-10-16

Can I use this to replace tbi in my 1990 Chevy truck  So I can get the most hp out of my engine 

Asked by: Bill
  • y_2022, m_5, d_15, h_22CST
  • bvseo_bulk, prod_bvqa, vn_bulk_3.0.27
  • cp_1, bvpage1
  • co_hasquestionsanswers, tq_5
  • loc_en_US, sid_22747, prod, sort_[SortEntry(order=LAST_APPROVED_ANSWER_SUBMISSION_TIME, direction=DESCENDING)]
  • clientName_eastwood
  • bvseo_sdk, p_sdk, 3.2.1
  • CLOUD, getContent, 81.1ms
  • QUESTIONS, PRODUCT
Holley Sniper EFI Self-Tuning Master Kit - Shiny Finish 550-510K
$1,475.95
Out Of Stock. Due back June 30