EFI Systems. Carbureted Plate Systems. Diesel Systems. Powersport Systems. Also in Nitrous. Bottles and Accessories. Controllers and Accessories. Direct Port Systems. Distribution Blocks, Filters, Adapters and Fittings.The Holley EFI 5-inch Digital Dash comes out of the box, ready to plug and play with your Gen 1 Sniper EFI, Terminator X or X MAX, and Holley EFI Dominator or HP ECU. The 5-inch digital touch screen display is pre-loaded with 3 easy to read layouts that provide critical system information, such as Throttle Position, Manifold Air Pressure, Air Fuel Ratio, …Sniper EFI Software/Installer v1.3 Build:50 - Windows Vista,7,8,10 Compatible. Sniper EFI Firmware Revision Log. Sniper EFI ECU and Handheld Firmware Revision Log. Sniper EFI - V1 SD Card Contents. This files contains SD Card Contents for Sniper 1 applications utilizing V1 Firmware.Dec 1, 2023 · Sniper 2 improves on the original Sniper design in 14 significant ways, adding enhanced performance, greater durability, a cleaner look, and even easier installation. Check out this video to learn more about the entire Sniper 2 ecosystem and how it can make your car better than ever! Holley’s most popular EFI now has even better performance ...Holley upped the ante on fuel injection swap kits with its newly redesigned Sniper 2 Self-Tuning Throttle Body EFI system. And while we recently wrote an entire in-depth article on the Holley Sniper 2, we wanted to share another video with you.. This time, the Summit Racing video team is giving you a side-by-side comparison of the new Holley Sniper 2 EFI system and the original Sniper 1 that ...Find Holley Sniper EFI Quadrajet Self-Tuning Fuel Injection Systems and get Free Shipping on Orders Over $109 at Summit Racing! Holley Sniper EFI Quadrajet self-tuning fuel injection systems are ideal replacements when you're tired of rebuilding the 50-plus-year-old Rochester Quadrajet (Q-jet) on your classic ride. They're the first bolt-on, spread-bore, EFI throttle-body systems not requiring ...A few things to know before buying this. 1. It is configured like a 6.1 intake manifold, A stock air intake from a 2015+ 392 will not work on it. 2. If you have a 6.4 all the wiring harnesses will not work, you need a throttle body extension and IAT harness extension (whatever that is, guessing air intake temp sensor).Air & Fuel Delivery. Categories/ Air & Fuel Delivery. EFI - Fuel Injection. Carburetors. Carburetor Components. Fuel Pumps Regulators and Filters. Also in Air & Fuel Delivery. Air Cleaners. Air Scoops.The Holley Sniper setup (2x4) wont fit on any of the Eddy intakes as the IAC crashes the Distributor and it also causes interference. It might be even worse on the McQuillen as he moves the carbs quite a bit. ... Yes, all of the EFI setups have the basic setup to let you begin to run, put it in learning and over time get better, but if your ...15 Posts. An Article About. tech. holley sniper efi. sniper 2. electronic fuel injection. sema 2023. Holley’s most popular EFI now has even better performance, easier installation, …I say goodbye to my old carburetor and fuel inject it with Holley's Sniper 2 EFI system! Learn more about the Holley Sniper 2 here:https://www.holley.com/pro...Fitech Go Street EFI= $795.00. Holley Sniper = $999.95. FAST EZ-EFI = $899.99. All three units have different prices, but offer different options and features. The point here though is that for less than a grand, your car has 21st century performance under the hood no matter how old the car is. That’s damn cool.This in-tank fuel pump module is a high-pressure unit that flows 350 liters per hour (LPH) and is capable of supporting electronic fuel injection (EFI) engines producing up to 750 horsepower, Featuring a pre-calibrated fuel-level sending unit designed to work with the factory fuel gauge for this application is included. This module also features a HydraMat filter which has a unique internal ...Military snipers are highly trained sharpshooters that can hit a target from great distances. Learn about military snipers and military sniper training. Advertisement For most of u...EFI Kit, Master, Holley Sniper II. Installing a modern electronic fuel-injection system to your classic car just got simpler with this Holley Sniper EFI. This kit is a basic bolt on carburetor replacement with everything mounted to the throttle body itself. While the Sniper EFI System is easy to install it will support up to 600 horsepower with a simple 4 wire connection (Battery +, battery ...FREE SHIPPING! $ 237.95. Quantity: Buy in monthly payments with Affirm on orders over $50. Learn more. Details. Return Policy. Fits. Sniper EFI's new 92mm and 102mm billet aluminum LS throttle bodies give you a great way to improve engine performance without breaking the bank.Is upgrading from your trusty Holley carburetor to fuel injection worth the trouble? Davin puts the Redline Rebuild Ford 289 on the engine dyno to find out i...tech Holley EFI tech Sniper EFI. Adjust Your Engine's Response with Holley's Sniper EFI Throttle Extension Lever. Holley Video Team. 07/01/2021. 10 min read Video. Latest Articles. LS Fest. LS Fest Texas 2024: Texas Truck Shootout. David Bellm. 05/22/2024. Events. LS Fest. LS Fest Texas 2024: The Winners. David Bellm.Holley claims Hp up to 800 NA or 1375 boosted. It would be going on a FT4E block 408 in a 90 mustang coupe. Scat forged crank and H beam rods. Forged -22 pistons. AFR 205 58cc hyd. Roller. Compression 10:4. Super vic. Ported and Matched to heads. Lunati 244 duration .587 lift cam.SAVE $93.29. Lowest Price Guarantee. Sniper EFI Self-Tuning Autolite 1100 Kit. (1) Fuel Injector. Throttle Bore: 1.4375 in. Supports Up to 175 HP. Controlled by 3.500 in. Touchscreen. Gold Finish. See more product details.Categories/ Plumbing AN Fittings and Hose. Vapor Guard. Earls Classic Hose and Hose Ends. Speed-Seal and Speed-Flex. Hardline. Also in Plumbing AN Fittings and Hose. Adapters. All Hose Groups. Application Specific Parts.Holley Performance Products has written this manual for the installation of the Sniper EFI TBI fuel injection system. This basic ... The Sniper EFI System comes with a built in fuel pressure regulator, factory set at 58.5psi. We recommend at least a 3/8" feed line and 3/8" return line.The Holley Sniper 2 EFI System is the great choice for carbureted vehicles that want to experience the benefits of Fuel Injection. Holley took this opportunity to improve the original Sniper EFI System and with amazing results. ... Review this product documentation before you buy! Owners & Installation Manual Holley Sniper 2 EFI System (Coming ...Using the Holley Sniper EFI software (LINK), look at where the live cursor moves to during this occurrence, and manually tune that area of the Base Fuel Table (enrich or lean) & Base Timing Table (optimize ignition timing). I find the most helpful datalog function, is overlaying the datalog on your Config File.Sniper 2 EFI - a self-tuning, easy-to-install, EFI conversion for common 4-barrel (4150 flange) style carburetors.New Sniper 2 install, some challenges. Yesterday, 06:23 PM. Just installed first ever Sniper with PDM on a ‘71 460. Overall great experience. Custom fabricated an in-tank …HO550-511 - HOLLEY EFI SNIPER SELF TUNING 4BBL EFI CONV KIT H/HELD MONITOR BLACK. SKU: HO550-511. Part Type: Fuel Injection Systems. Brand: Holley Sniper EFI. Availability: 1 to 3 Days - From Warehouse. Please Call Us To Confirm Instore Availability. Price: $ 1,965.00.06-20-2022, 06:08 PM. Here is a review I left on Holley.com that has been "awaiting" moderation for a few weeks now. TL/DR long term reliability not good. After two years with the sniper and a HyperSpark ignition on my truck I have thrown in the towel and gone back to a carb and a dumb distributor.Holley has made immense efforts to accommodate as broad a gamut of engines as possible, and the Holley Sniper EFI system can handle 99% of engines that take the bolt pattern of the throttle body, with various kits on offer depending on engine specification and desired output. Chances are, there's a Sniper that will fit your engine - just ...Free Shipping - Holley Sniper Electric Fuel Pumps with qualifying orders of $109. Shop Fuel Pumps at Summit Racing. ... What to Look for in an EFI Kit. Overview. Brand: Holley Sniper. Manufacturer's Part Number: 80000102 . Part Type: Fuel Pumps. Product Line: ... Reviews Write a Review.The Holley Sniper Stealth 4150 Self-Tuning Fuel Injection System has a base price of $1#,299.95#, while a Super Sniper EFI system with a HyperSpark kit will cost just over $2#,000. Whichever option you decide works best with your high-powered setup#, JEGS has it for you. Find out more about convenient delivery options and our satisfaction ...8 Pin Connector (optional & applies to 550-512 , 550-513 & 550-514) - Connects to optional 558-492 Super Sniper I/O harness 4. Touch Screen LCD Display - This small 4 pin CAN connector plugs into the 3.5" Handheld Touch Screen display unit. 5. Coolant Temperature Connector - Connects to coolant temperature sensor. 6.Complete your Sniper upgrade with our new 14" Sniper air cleaner assemblies. Each air cleaner assembly includes a stamped steel lid with an embossed Holley Sniper logo, a 1" drop base specifically designed for Sniper EFI applications, your choice of a 3" or 4" paper filter element, and all necessary mounting hardware.Holley just brought EFI within range. Introducing Sniper EFI 2300 - Put an end to cold start issues, hesitations, vapor lock, and flooding. Upgrade to Sniper EFI and get the tactical accuracy of EFI today! These kits are the most complete Sniper master kits you can buy for your F or 2F powered Landcruiser.130. 9.3K views 3 months ago. If you have been following along with Project Dazed and Confused, one of the biggest improvements we made was installing the new Holley …There is progressive linkage that people say is necessary for smooth driving with the Sniper. The spread bore version should be plenty for all but the big ci motors. 1970 Olds Cutlass S, Forced Air Olds 358, 2.5" stainless headers and duals with Flowmaster FX stainless 2200 stall TH350 and 2.78 Type "O"pen.Categories/ Plumbing AN Fittings and Hose. Vapor Guard. Earls Classic Hose and Hose Ends. Speed-Seal and Speed-Flex. Hardline. Also in Plumbing AN Fittings and Hose. Adapters. All Hose Groups. Application Specific Parts.Jeeper. Sep 15, 2018. #2. I think the newer offerings - Fast EFI, Sniper, Holley - are all quality and easy to use setups. A guy at a local car show just put the FiTech onto a carb'd 302 and couldn't praise it enough. 4 wire hookup, self tuned, and is smooth as can be when it runs. Also says its much snappier in responsiveness.Free Shipping - Holley Sniper EFI Self-Tuning Fuel Injection Systems with qualifying orders of $109. Shop Fuel Injection Systems at Summit Racing. ... Reviews Write a Review. Write a Review View All Reviews. Instructions & Calculators Instructions. Charts & Guides. Instruction Sheets for Part Number SNE-550-516.Really Atomic 2 is a re-cooked Holley Sniper. It has a fuel pressure sensor instead of a regulator. It has Nitrous control, supports a higher boost than Sniper, has integrated timing control, claims fan control as a new feature but Sniper has always had that. The throttle bracket looks much better than Snipers.Holley's Sniper Stealth 4150 Master Kit gives you carburetor styling but functions just like the Sniper! A 4150 stealth is a great way to upgrade your ride to fuel injection in a cost-efficient way with just 4 simple connections required. Take your build to the next level and take advantage of improved engine performance, better MPG's and easier starting. This kit supports up to 650hp ...Sniper 2's new "Hidden Harness" design sends all of the wiring out of the back of the unit. Only four wiring connections are required (Battery +, Battery -, Switched Ignition, and RPM), and the new cast-in internal fuel crossover cleans up the look even more. The system includes two ground inputs, one TPS output (0-5v), and one tachometer ...Find Holley Sniper 2 EFI Self-Tuning Fuel Injection Systems and get Free Shipping on Orders Over $109 at Summit Racing! Holley Sniper 2 EFI self-tuning fuel injection systems are perfect for street rods, muscle cars, off-road trucks, or nearly any carbureted vehicle. They can put an end to cold start issues, hesitations, vapor lock, and flooding. The systems are available in standard tuning ...The Holley Sniper master kit looked good and was packaged well but only came with 20 feet of EFI hose vs the advertised 40 feet. I couldn't get the extra 20 feet without returning the entire kit. This caused me to miss my installation window.Find Holley Sniper EFI Self-Tuning Fuel Injection Systems and get Free Shipping on Orders Over $109 at Summit Racing! Holley Sniper EFI self-tuning fuel injection systems deliver all the benefits—and none of the hassles. These full-featured throttle bodies are easy to install, can support a lot of horsepower, and will keep your budget intact. They put an end to carburetor cold start issues ...Do you need to upgrade your ignition system due to a recent Sniper EFI installation, but have no idea which option is best? Introducing HyperSpark Ignition, from Sniper EFI. The complete system consists of a CD Ignition Box, Billet distributor with Hall effect crank signal sensor, an ignition coil, and complete wiring harness ready to plug and play with your Sniper EFI System. Hyperspark CD ...Put an end to mysterious air/fuel ratios, jet changes, and cold-start rough idle troubles with Holley Sniper EFI. Affordable aftermarket fuel injection is here and it couldn't be any easier to install on your vehicle. Holley Sniper EFI is a perfect match for any muscle car, classic truck, street rod, or nearly any other carbureted vehicle. Economically priced to save your hard earned money for ...But the Dual Plenum worked the dyno to the tune of 536 horsepower and 491 ft-lbs. The long runners improved low-speed torque (look between 3,000 and 4,200 RPM), where many intake swaps lose ground in the name of higher-RPM horsepower gains. Having run hundreds of LS intake tests, including no less than 20 different cathedral-port intakes in one ...EFI - Fuel Injection. Carburetors. Carburetor Components. Fuel Pumps Regulators and Filters. Also in Air & Fuel Delivery. Air Cleaners. Air Scoops. Cold Air Intake. Fuel System Kits.The result is the Sniper 2 EFI System. It fits 4150-flange carbureted intake manifolds, is self-tuning, and supports 650 horsepower naturally aspirated/575 horsepower boosted like the original Sniper. But Holley added not five, not 10, but 14 new features to make the Sniper 2 easier to install and more reliable. Let’s take a look at them:Free Shipping - Holley Sniper EFI Stealth 4150 Fuel Injection Systems with qualifying orders of $109. Shop Fuel Injection Systems at Summit Racing. ... Reviews Write a Review. Write a Review View All Reviews. Instructions & Calculators Instructions. Charts & Guides. Instruction Sheets for Part Number SNE-550-872. Quick Start Guide 1.9 MB;The NEW Holley SNIPER STEALTH EFI 4500 - Holley EFI Engineer Adam Layman. Staff Writer. 05/17/2018. 10 min read. video. 1. View Sniper Stealth 4500 Efi Articles.01-20-2024, 10:45 AM. There have been several people who have attempted to install the V6 ECU firmware. It will update the 3.5" TSLCD, but crash the Sniper, so the question had to be asked. At this point, unless the fuse is blown and you can't tell visually that it's blown or the main connector has broken contact, you will need to contact ...This is extremely easy for our vehicles, all that is needed is a factory Ford fuel pump hanger and an Aeromotive 11540 fuel pump. You can save money going this route by not buying the Holley Sniper Master kit as the fuel pump is not used and sells for $190. The Ford hanger and Aeromotive pump were $207, had I known the in-tank route would be so ...Put an end to mysterious air/fuel ratios, jet changes, and cold-start rough idle troubles with Holley Sniper EFI. Affordable aftermarket fuel injection is here and it couldn't be any easier to install on your vehicle. Holley Sniper EFI is a perfect match for any muscle car, classic truck, street rod, or nearly any other carbureted vehicle. Economically priced to save your hard earned money for ...Find Holley Sniper 2 EFI Returnless Self-Tuning Fuel Injection Systems and get Free Shipping on Orders Over $109 at Summit Racing! Holley Sniper 2 EFI returnless self-tuning fuel injection systems are available with a polished or black ceramic finish throttle body. This easy-to-install EFI conversion for common 4-barrel (4150 flange) style carburetors adds 14 new features that will make your ...Find Holley Sniper 2 EFI Self-Tuning Fuel Injection Systems and get Free Shipping on Orders Over $109 at Summit Racing! Holley Sniper 2 EFI self-tuning fuel injection systems are perfect for street rods, muscle cars, off-road trucks, or nearly any carbureted vehicle. They can put an end to cold start issues, hesitations, vapor lock, and flooding. The systems are available in standard tuning ...The result is the Sniper 2 EFI System. It fits 4150-flange carbureted intake manifolds, is self-tuning, and supports 650 horsepower naturally aspirated/575 horsepower boosted like the original Sniper. But Holley added not five, not 10, but 14 new features to make the Sniper 2 easier to install and more reliable. Let’s take a look at them:Tweet. #1. Intermittent high idle - Sniper EFI. 03-31-2018, 12:54 PM. I'm new to Holley Sniper EFI. I've had it installed for a couple months. My only complaint is I think it's very slow to come back to idle when coming to a stop light (manual transmission). My bigger issue is the past few times I've driven it (weekend warrior), after about 20 ...The connections are clearly labeled on the cover and easily made with positive, slip-in fittings. The PDM integrates three relays: one for the throttle body, one for the fuel pump, and one for a 25-amp electric fan while including diagnostic lights to help with troubleshooting. The PDM requires its own specific Sniper 2 wiring harness.Jul 21, 2016 · Tested: Holley Sniper EFI Coyote 5.0 Intake Manifold. By Don Creason July 21, 2016. Since it’s introduction for the 2011 model year, the Coyote 5.0 engine has reinvigorated fans of Mustang performance like nothing else since the pushrod 5.0 HO’s return to prominence in 1982, and the addition of EEC-IV EFI in 1986. And for good reason.15 Posts. An Article About. tech. holley sniper efi. sniper 2. electronic fuel injection. sema 2023. Holley’s most popular EFI now has even better performance, easier installation, …The Sniper EFI Autolite 1100 manages to squeeze into the tight confines of the Single Cab's engine bay. The adapter that Allred developed can be seen here sandwiched between the throttle body and the intake system. He instead selected the Sniper EFI Autolite 1100 ( 550-552) for the job, a system originally designed as a carburetor replacement ...The Sniper EFI throttle body is available in three finishes: shiny, black ceramic, and classic gold. Choose Your Ratio. One of the great features of the Sniper is the ability to set your air/fuel ratio (AFR) where you want it. A Stoichiometric air-fuel ratio is 14.7, which is the ideal ratio for "exhausting" the lowest emissions.Much like cam timing, intake manifolds are best thought of in terms of engine speed. See All 15 Photos. To illustrate this point, we first compared the long runner LS6 to the short runner Holley ...Our HyperSpark Master Kits were designed to make upgrading your ignition on a Sniper EFI-equipped engine simple. When installed concurrently with a new Sniper EFI system, the combination creates the easiest to install EFI conversion on the market - only four flying lead connections required! This harness only requires one connection to a switched …The lean after AE runs out indicates the Base Fuel Table is the likely course. Review the datalogs to find the area in the Base Fuel Table that needs more work. Run a forum search. There are a few other posts that may help. ... Holley Sniper EFI 4150 Super Sniper 650 with HyperSpark Ignition. Comment. Post Cancel. 81 TransAm. Senior Member ...This is why most OEM EFI pumps are in the tank. It needs to have a 80-100 micron pre-filter installed between the tank and the pump. And 10 micron filter between the pump and throttle body. Avoid using any 90 degree fittings between the tank and pump.Street-Strip-Show-AutoX. 406 SBC with progressive single stage of nitrous, Dart SHP block, Dart Pro1 heads, Holley Sniper EFI with HyperSpark, Comp Cams, NOS Cheater plate with Powershot solenoids. 700R-4 ProBuilt, Moser 12-bolt with 3.91 gears and a Tru-Track, UMI suspension with Konis, big brakes, 6-point roll bar, lowered, Boze …Posted 02/05/24 by OnAllCylinders Staff. Last updated on 05/06/2024. When the Sniper 2 EFI system broke cover last summer, it was an evolution of Holley’s popular throttle …Do not remove the regulator in the pump unless you want to run a external regulator and a return line. For the in-tank pumps that have the regulator and return in the tank, the Sniper will benefit greatly from a pulsation damper near the throttle body. The pump only puts out 6 psi as it sits. I have to remove the internal fuel pressure ...The new Sniper 2 upgrade kits are designed to do exactly that! Included with each Sniper 2 Plug and Play upgrade system is an adapter solution that connects your existing Sniper EFI wiring harness to a Sniper 2 throttle body in minutes. Simply remove your Sniper EFI throttle body from the intake manifold, unplug all connectors, reinstall the ...