SKU: 1869458930

Holley Sniper 2 EFI 4BBL Self Tuning System with PDM and Fuel Pump Kit, Black (HO550-511-3PK)

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Description

Holley Sniper 2 EFI 4BBL Self Tuning System with PDM and Fuel Pump Kit, Black (HO550-511-3PK)HO550 511 3PK HOLLEY SNIPER 2 EFI BLACK 800 cfm 4 Injector Throttle Body, 650 HP N A Part Number: HO550 511 3PK The #1 EFI conversion system just got better! Introducing Sniper 2 EFI a self tuning, easy to install, EFI conversion for common 4 barrel (4150 flange) style carburetors. We took everything that we learned from the original Sniper EFI system and added 14 new features that will make your EFI conversion more simple, reliable, and modern. Like

HO550-511-3PK - HOLLEY SNIPER 2 EFI BLACK

800 cfm 4 Injector Throttle Body, 650 HP N/A

Part Number: HO550-511-3PK

The #1 EFI conversion system just got better! Introducing Sniper 2 EFI - a self-tuning, easy-to-install, EFI conversion for common 4-barrel (4150 flange) style carburetors. We took everything that we learned from the original Sniper EFI system and added 14 new features that will make your EFI conversion more simple, reliable, and modern. Like all Sniper EFI systems, Sniper 2 is designed to work with the Sniper Ecosystem that includes Hyperspark ignition, complete fuel systems, multiple user interfaces/dash displays, and more.
New for Sniper 2 is the optional Power Distribution Module (PDM). This cost-effective and optional accessory isolates the core of your EFI and ignition wiring into one, easy-to-use location. Simply slide the stripped wire ends under the positive lock connector and tighten down the set screw. Battery and a switched 12-volt source is all that's required from your vehicle to power the PDM and your Sniper EFI.
Make your classic drive like a modern fuel-injected vehicle, including easy cold starts, smooth drivability, and improved fuel economy! Sniper 2 is designed to be installed at home in your garage with limited tools and the support of Holley's comprehensive installation manual and videos. The user-friendly setup wizard allows you to answer a few simple questions about your engine and the system will begin self-tuning with no laptop or tuning experience required.
If you're looking for a high-performance fuel injection system that delivers power, efficiency, and ease of use, look no further than the Sniper 2 EFI.
Main Features:

All new design - the #1 EFI Conversion just got better!
Only four wiring connections required: Battery+, Battery-, Switched Ignition, and RPM
Calibration wizard only requires that you answer a few simple questions about your engine to create a base map and begin self-tuning - No laptop required
Supports up to 650hp naturally aspirated or 575hp on boost with four 100 lb/hr injectors
(NEW) Next generation ECU features improved RF noise and interference resistance (stands up to old car wiring, noisy alternators, faulty plug wires)
(NEW) Redesigned throttle shaft and plate geometry for a smoother throttle feel
Sniper 2 is Part of the Sniper EFI Complete Ecosystem
Sniper 2 is compatible with the complete Sniper EFI Ecosystem that includes plug-n-play Hyperspark Ignition systems (coil, ignition box and distributor), fuel systems (fuel lines, fuel pump hangers), multiple displays and more
(NEW) Main harness includes plug-and-play HyperSpark distributor support, for integrated timing control, making your ignition setup hassle free
(NEW) Adaptors for other ignition types sold separately: 558-329 CD Box to Sniper 2, 558-330 MSD Pro Billet / Crank Trigger to Sniper 2

(NEW) Wide Variety of tuning and gauge display erfaces: from a 3.5-inch full color LCD Handheld, 5-inch Digital Dash, or the Bluetooth dongle, which allows you to connect either an iOS or Android based cell phone to your Sniper 2

(NEW) Optional Power Distribution Module (PDM) further simplifies wiring, especially when used in conjunction with an ignition system
Available with fuel system kits: a complete fuel system consisting of: 20 ft. of 3/8 in. Vapor Guard Fuel Hose, Fuel Pump, fuel pressure regulator, filters, necessary hardware, and bulkhead fitting to return fuel into the tank

Additional Features:
(NEW) Integrated transmission kick down provisions for GM TH350/400, 200-4R/700R4 and Ford C4/C6 applications

(NEW) "Hidden Harness" wiring harnesses exits from the rear of throttle body for a clean appearance
(NEW) Inputs and outputs consist of: 2x Ground Inputs, 2x Ground Outputs, 1x TPS output (0-5v), and 1x Tach Output
(NEW) Redesigned injector connector for improved

Shipping Notes
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Exchange/Return Notes
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SKU: 1869458930

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4.7 ★★★★★
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Trevor Deemer
Boise, US
★★★★★ 5
New Bourbon Shelf
I just got done putting it together and hanging it on my wall. It took approximately 35 minutes to put together and another 15 minutes to hang up. I had to use my own larger wall anchors and screws. I tried the ones that came with it but they didn’t do the job. I am happy with it other than that. Good value and quality materials. As you can see from the picture it holds several bottles and room for more if I want. I think the LED lights look great as well.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 18, 2025
A
Verified Purchase
Amazon Customer
Natrona Heights, US
★★★★★ 5
Mocks dispensational viewpoints on key Thessalonian chapters.
Format: Hardcover
Very good read. You really walk away feeling like an expert in the Thessalonian Epistles after reading this book because Weima always is searching for theological answers to the questions that arise within the Epistles themselves. You really see the deep unity of Paul's purpose in writing these epistles after reading this commentary. The only problems for me where I did not agree with Weima's conclusions was on dispensational issues in 1 Thess. 4 and 2 Thess. 2. Weima rejected the idea of the rapture without dealing with it at all and then proposed the idea that its talking about a "Hellenistic reception" of a king coming into a city. I don't get it, Weima thinks we do go to the sky meet the Lord in the air and then lead him to the earth, it's so preposterous. It seems like God is in control of this event not man leading Christ to the earth. If he wants to criticize the rapture 'which yes I do believe.' Make your argument. But instead Weima just says things like "so called rapture" without refuting it with logic at all. And then in another eschatological text in 2 Thess. 2 Weima rejects any kind of a literal interpretation and says "We can't actually believe that the Anti-Christ actually goes into a rebuilt Jewish temple as some dispensationalists believe." I'm paraphrasing Weima's words. Weima flat out rejects any dispensational viewpoints on these important verses and doesn't deal with them at all like he does other viewpoints. Other than that I think this was a great read. Highly recommend the book.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 28, 2016
C
Verified Purchase
Christian Sanich
Fort Morgan, US
★★★★★ 5
Very helpful, lots of detail
Format: Hardcover
Provides a lot of detail, way more than the other commentary I used. That made me have to dig through more information. So I would usually start with my more simple commentary, and if that didn’t satisfy me, I would go to this one, Weima. It gives a lot of detail, when you want that, structure, background, detail, references. It was very helpful when I went to it. I didn’t note finding any “problems” with what I found in this commentary, but I didn’t use it on every passage.
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Reviewed in the United States on March 8, 2024
D
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David A. Thomas
Los Angeles, US
★★★★★ 5
Magisterial
Format: Hardcover
This is a simply magisterial commentary, and almost certainly the best yet on 1-2 Thessalonians. Not only does Weima present a balanced study of the backgrounds and the text itself, but his commentary serves as a thorough catalog of the secondary literature. He is fair and even-handed with positions he disagrees with, often spending more time explaining them than other commentaries do on their own preferred stance. The result is an empowerment of the reader to make their own informed decision, without being left in the dark about where Weima himself stands. This commentary fleshed out and clarified not only my grasp of the titulary subject matter, but also epistolary form and conventions across the NT. It bears the fingerprints of long and careful study, and deserves a place on the bookshelf of scholars and serious laymen alike.
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Reviewed in the United States on June 13, 2017
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Verified Purchase
D. Robinson
Fort Morgan, US
★★★★★ 5
The Best
Format: Kindle
Every time I read this commentary, I get into the state of thinking that fills me with love for the complexity and intricacy of God’s word. The author finds parallels, delves into languages carefully but not exhaustively, and he also deals well with alternate viewpoints. He is so fair with other views that I often draw great benefit from them. To me, these are all hallmarks of a great commentary.
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Reviewed in the United States on May 25, 2018

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