SKU: 98392104754

Holley Sniper EFI 2300 Two-Barrel Fuel Injection System # HO550-852

Sale price$1102.50 Regular price$1225.00
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Description

Holley Sniper EFI 2300 Two-Barrel Fuel Injection System # HO550-852Holley Sniper EFI 2300 Two Barrel Fuel Injection System # HO550 852 Fuel Injection System, Sniper EFI 2300 Two Barrel, Cast Aluminum, Tumble Polished, Kit Fuel Injection Style: Throttle body Fuel Injection System Type: Single 2 Barrel Throttle Body (2300 Flange) Maximum Horsepower with Gas: 650 Timing Control Compatible: Yes Power Adder Compatible: Yes ECM Included: Yes Self Tuning: Yes User Tunable: Yes Fuel Pump Included: No EGR: No Transmission

Holley Sniper EFI 2300 Two-Barrel Fuel Injection System # HO550-852
Fuel Injection System, Sniper EFI 2300 Two-Barrel, Cast Aluminum, Tumble Polished, Kit
Fuel Injection Style:
Throttle body
Fuel Injection System Type:
Single 2-Barrel Throttle Body (2300 Flange)
Maximum Horsepower with Gas:
650
Timing Control Compatible:
Yes
Power Adder Compatible:
Yes
ECM Included:
Yes
Self Tuning:
Yes
User Tunable:
Yes
Fuel Pump Included:
No
EGR:
No
Transmission Controller Included:
No
Metering Style:
Speed density
Intake Manifold Included:
No
Multi-Port Fuel Rails Included:
No
Throttle Body Included:
Yes
Throttle Body Mounting Flange:
Holley 2300
Venturi Quantity:
2
Throttle Body Material:
Cast aluminum
Throttle Body Finish:
Tumble polished
Injectors Included:
Yes
Injector Size (lbs/hr):
100 lbs./hr.
Calibration Module Included:
Yes
Wiring Harness Included:
Yes
Oxygen Sensor Included:
Yes
Fuel Pressure Regulator Included:
Yes
Distributor Included:
No
MAP Sensor Included:
Yes
IAT Sensor Included:
No
TPS Sensor Included:
Yes
IAC Motor Included:
Yes
Quantity:
Sold as a kit.
Notes:
Ford transmissions may require part number 20-60 Ford transmission kickdown spring and bracket kit.
Holley Sniper EFI 2300 Two-Barrel Fuel Injection Systems
Introducing Holley Sniper EFI 2300 two-barrel fuel injection systems! They're perfect for any vehicle that came standard with a 2300 Holley flange, like some Fairlanes, F100s, Javelins, Mustangs, Thunderbirds, Cougars, and more. These systems are economically priced so you can have all the benefits of EFI and still have money to finish or upgrade your ride! 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/Benefits: Bolt-on 2300 flange carburetor replacement Throttle body mounted ECU (kits only); no extra boxes to mount Supports up to 350 hp with two 100 lb./hr. injectors Only 4 wiring connections required! (Battery +, Battery -, Switched Ignition, and 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 touch screen 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 real-time 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 in. exhaust ensures a leak-free oxygen sensor installation, with stainless steel T-bolt clamps and a stainless steel (weldable) oxygen sensor flange Equipped with C4 / C6 Ford transmission kick down lever, as well as TH350, 400, and 700R4 provisions Accepts many common 5 1/8 in. OEM or aftermarket air cleaner assemblies Master Kit includes complete fuel system consisting of: 20 ft. of 3/8 in. vapor guard fuel hose, 12-920 fuel pump, filters, necessary hardware and bulkhead fitting to return fuel into the tank Sniper EFI software free to download which allows for real time tuning
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: 98392104754

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4.1 ★★★★★
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Mack L.
San Leandro, US
★★★★★ 5
Comfortable and easy to set up
Color: Black, Color: Black
I’m happy with this chair. It was not hard to assemble, and it feels stable after putting everything together. The mesh back is comfortable and breathable, so it doesn’t feel too hot when sitting for a while. The seat cushion is also thicker than I expected and feels soft enough for daily use. I like the adjustable headrest and the back support, especially for working at a desk. The chair looks simple and clean, and the wheels move smoothly. Good value for a home office chair.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 1, 2026
W
Verified Purchase
Wen Cortes
West Palm Beach, US
★★★★★ 5
Exactly the Desk Chair I Was Looking For
Color: Black
had been needing a new desk chair for a while, and this one has been a great addition to my workspace. I use it every day while working, and it feels very comfortable, even when sitting for long periods of time. The seat provides good support, and the backrest helps me stay comfortable throughout the day. Assembly was straightforward, and the instructions were easy to follow. I also like how well it fits in my workspace and how nice it looks. So far, I am very happy with the comfort and overall quality. It has definitely made my workdays more enjoyable.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on June 8, 2026
T
Verified Purchase
Turkey
Belleville, US
★★★★★ 4
very ergonomic
Color: Deep Black, Color: Deep Black
I bought this as a replacement for one of those gaming chairs that kills your back with a little lumbar pillow and this one is muuuuch better. the back support is everything you’d need and got rid of my neck pain after long periods of sitting and the seat cushion is supportive but still comfortable. It’s the kind of chair that you don’t really think about much because it’s so natural to sit in that you forget it’s there. The armrests flipping is a really nice feature too. One star off only because the head rest is so far back that i can’t really rest my head on it and every part of the chair that’s cloth is made of the same mesh texture like the armrests and seat. but i have no other complaints this is a good chair
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 14, 2026
E
Verified Purchase
Elva
Belleville, US
★★★★★ 5
Comfortable Ergonomic Chair for Long Workdays
Color: Black, Color: Black
I’ve been using this chair for my home office, and it’s been a great addition to my workspace. The seat cushion is thick and comfortable, even after several hours of sitting, and the mesh back keeps good airflow throughout the day. I especially like the adjustable headrest, which provides extra neck support when leaning back during breaks. Assembly was straightforward, the chair feels sturdy, and the wheels roll smoothly on my floor. The all-black design also gives it a professional look that fits well in any office setup. Overall, it’s a comfortable and affordable ergonomic chair that offers excellent value for the price.
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Reviewed in the United States on May 28, 2026
E
Verified Purchase
Emily Hopman
Boise, US
★★★★★ 3
Sturdy but uncomfortable
Color: Black
The seat itself is sturdy and easy to put together, I’ve now had the product for 8 months and had no issues wear/tear despite nearly daily use, but… it’s not comfy, at all. The seat cushion has a texture to it that scrapes at my legs if I don’t have an extra pillow on it or am wearing shorts. Additionally, the seat pillow is just kind of hard. It doesn’t give very much at all, so if I sit on it for more than an hour or two at a time my butt starts to get really sore. It works as a budget option, but invest in a good seat pillow if you plan to sit in it for any length of time.
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Reviewed in the United States on April 29, 2026

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