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Description
Holley 550-849 2300 Sniper EFI 2 Barrel ConversionOverview: Holley just brought EFI within range! Introducing Sniper EFI 2300! It's perfect for any vehicle that came standard with a 2300 Holley Flange like some Fairlanes, Galaxies, Falcons, Comets, F100s, Javelins, Rebels, Mustangs, Thunderbirds, Cougars and more. It's economically priced so you can have all the benefits of EFI and still have money to finish or upgrade your ride! It also easily adapts to a square flange or Q jet flange 4bbl intake
Overview:
Holley just brought EFI within range!
Introducing Sniper EFI 2300!
It's perfect for any vehicle that came standard with a 2300 Holley Flange like some Fairlanes, Galaxies, Falcons, Comets, F100s, Javelins, Rebels, Mustangs, Thunderbirds, Cougars and more. It's economically priced so you can have all the benefits of EFI and still have money to finish or upgrade your ride! It also easily adapts to a square flange or Q-jet flange 4bbl intake with a Mr. Gasket adapter P/N 1933 (4150 Square Flange) or 1929MRG (Spread Bore). Bolt-on replacement for popular classic Holley Carburetors such as the 0-4412 or 0-7448.
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 2300 Flange Carburetor Replacement
- Supports up to 350HP with Two 100lb/hr Injectors
- Equipped with C4 / C6 Ford transmission kickdown lever as well as TH350, 400 and 700R4 provisions
- Accepts many common 5 1/8" OEM or aftermarket air cleaner assemblies
- Throttle body mounted ECU – no extra boxes to mount
- Integrated ignition timing control
- 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)
- 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
- Sniper EFI Software free to download which allows for realtime tuning
- Printable throttle body flange template included
- Certified to ISO 8846, SAE J1171 & United States Coast Guard Requirements for Ignition Protection & Fire Resistance. Making Sniper EFI the perfect choice for carburetor to marine fuel injection conversions!
- A Flame Arrestor is REQUIRED for marine installations, such as part number, 720-1 or 720-13
- Patent Pending
Application:
| Year | Make | Model | Submodel | Engine Size |
|---|---|---|---|---|
| Universal |
Specs:
| Brand | Holley Sniper EFI |
|---|---|
| CFM | 580 |
| Coast Guard Approved | Yes |
| Emission Code | 3 |
| Finish | Shiny |
| Flange Size | 2300 |
| Flange Style | 2300 |
| Fuel Pressure | 58.5 PSI |
| Height | 3.28" |
| Injector Size | 100 lb/hr @ 58.5 PSI |
| Inlet / Outlet Size | 9/16-18 Female O-Ring (AN 6) |
| MAP Sensor | 2Bar |
| Max Horsepower Rating | 350 Naturally Aspirated |
| Product Type | Sniper 2BBL EFI Kits |
| Transmission | 700R4/200R4 |
| Transmission | Ford C4/C6 |
| Transmission | TH350 |
| Warning | California Proposition 65 |
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- 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
4.6 ★★★★★
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Product Reviews
★★★★★ 5
Lightweight paper, but excellent print surface!
Size: 11 In X 14 In
This paper is lightweight but the Matte surface is great - it provides an excellent print surface. My framed photos and prints look great when printed on this paper!
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Reviewed in the United States on December 17, 2018
★★★★★ 5
Excellent Value
Size: 11 In X 14 In
I use this paper for printing custom artwork. It is fantastic quality and my customers are continually impressed with the professional look when they receive their prints.
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Reviewed in the United States on January 9, 2014
★★★★★ 3
Not so much.
Size: 11 In X 14 In
I bought this paper for a photo I took and I needed 4 copies printed. I didn’t want to spend a lot of money so I bought this paper as it was fairly inexpensive. You get what you pay for. A professional photographer friend of mine printed my photos as he has a high end Epson printer. He mentioned to me when handing the prints to me that the quality of the print was average with this paper. The texture and feel of this paper is like a sheet of ordinary typing paper. I guess one could use this paper to print test sheets. I will not buy again.
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Reviewed in the United States on October 17, 2022
★★★★★ 5
WOW — Stunning Print Quality
Size: 8.5"X14", Size: 8.5"X14"
WOW WOW WOW. The print quality on this photo paper is absolutely amazing. The colors come out vibrant, sharp, and so professional-looking. I’ve tried quite a few photo papers, and this one is easily one of my favorites.
The paper itself feels high quality and sturdy, and the glossy finish really makes photos pop without looking cheap or overly shiny. It feeds smoothly through my printer and dries quickly with no smudging. Every print comes out crisp and clean.
If you’re looking for professional-level photo paper with incredible color payoff, this is it. Such a great value for the quality you get—I’ll definitely be repurchasing.
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Reviewed in the United States on January 23, 2026
★★★★★ 5
Great value glossy photo paper
Size: 5"X7"
This photo paper works really well with my inkjet printer using dye ink. The colors come out bright and sharp, and it dries quickly without smudging or smearing. The glossy finish gives the photos a clean, professional look, and the 180gsm weight makes it feel sturdy without jamming or being too thick for my printer.
So far, I’ve used it for family photos, thank you cards, and a few school projects. The results have been consistent, and I like that there’s no watermark on the back so I can write notes or dates if needed. The pack comes with 100 sheets, which makes it a great value for how well it performs. If you need affordable, good quality glossy paper for home printing, this is a dependable choice that makes projects look polished.
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Reviewed in the United States on September 27, 2025