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Holley sniper 2 reviews of Technology

Back in 2015, Holley changed the game when it launched.

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 power source, battery positive, battery ...U.S. stocks closed mostly lower on Wednesday, with the Nasdaq Composite dropping around 175 points. Here is the list of some big stocks recording ... U.S. stocks closed mostly lowe...16 Customer Reviews. Holley Sniper EFI HyperSpark distributor 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 way to install EFI conversion on the market—and only four flying lead connections are required!Holley Sniper EFI 550-510-3XK Holley Sniper 2 EFI - Shiny. Brand: Holley Sniper EFI. $2,30558. 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 ...Hey all! Welcome back to my channel. Today I'm unboxing my new Ace's EFI Killshot TBI. I decided to return my Holley Sniper 2 EFI in exchange for this. I got...My full in depth review on the Holley sniper EFI system!Don’t forget to drop a like a comment! Follow me on Instagram @cobrabuiltClearance. Holley’s Sniper EFI systems bring fuel injection to the masses with carburetor-replacement systems that are designed to have all the benefits of electronic fuel injection without breaking your bank. Perfect for street rods, hot rods, muscle cars, off-roaders and just about any carbureted vehicle, Sniper EFI will put an end to cold ...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 kits—or the Master kit that includes an external fuel pump.Introducing the Sniper EFI BBD, for Jeep CJ's! The Sniper EFI BBD will be right at home on any 258ci powered trail rig, or weekend cruiser. Not only does the Sniper EFI BBD offer superior throttle response and WOT power over the carburetor, but you can also gain timing control! Put an end to cold start issues, hesitations, vapor lock, and flooding. Upgrade to Sniper EFI and get the tactical ...The HyperSpark 2 ignition box packs all of the proven features of its predecessor into a smaller form, allowing for easier mounting solutions while packing the same potency of the original. With up to 150 millijoules (mj) of spark energy when combined with the HyperSpark ignition coil (p/n 556-152), you will have plenty of energy to safely fire your Sniper-powered engine combinations.Tweet. #1. Sniper 2 Release. 07-20-2023, 05:01 PM. I did a search, but I didn't see any threads. A Sniper 2 has been released promising better noise reduction, better TPS, and many other improvements. I tried to find a list of old versus new changes, but haven't found one yet. They have also released new EFI software for the Sniper 2, it will ...Material Type. Cast Aluminum. GTIN Code. 090127062227. Sold in Quantity. Kit. Ratings & Reviews. Holley Sniper 550-527 EFI 4150 Dual 4-Barrel Self-Tuning Kit made by Holley Sniper, for as low as $2,353.95. Free shipping when your order includes this part.Holley Sniper 2 EFI Upgrade Kit made by Holley, for as low as $989.96. Free shipping when your order includes this part. Talk to the experts. Call 800.979.0122, 7am-10pm, everyday. REWARDS. GIFT CARDS. ... Write a Review | Ask a Question. Update your Sniper EFI to the new, improved Sniper 2 in less than one hour! ...Compare the features, specs, and prices of Holley Sniper EFI 1 and 2 systems. Learn how to install, tune, and customize these fuel injection kits for your vehicle.Aug 23, 2022 · There is no fuel system coming with either of these two. Unfortunately, these kits all require a high-pressure fuel system. For FiTech, the cost of a high-pressure system and the EFI system will be under $1000. Unlike the former, Holley Sniper EFI will make you spend over $1000 for that combo. There are different ways to plumb the fuel system.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.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 ...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 kits—or the Master kit that includes an external fuel pump.Buy Holley Sniper Stealth 4500 Self-Tuning EFI Kit and get Free Shipping! Available in Shiny Metallic (550-851) or Ceramic Black (550-852) ... 2 reviews / Write a review. Related Products-10%. Add to Wish List. Compare this Product. Connector Harness, Sniper EFI to Holley Dual-Sync Distributor.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 ...Reveal even more data by pairing up the EFI 5 in. Digital Dash with Sniper's standard 3.5 in. touch screen via a 558-465 CAN splitter! The Sniper EFI 5 in. Digital Dash comes out of the box, ready to plug-and-play with your Sniper EFI installation. The 5 in. digital touch screen display is pre-loaded with three easy-to-read layouts that provide ...The Sniper EFI calibrates the TPS sensor at every key-on event. If replacing the TPS, the TPS sensor is located at the end of the primary throttle shaft, opposite end of the throttle lever. It's slotted, so install it in the same position. Holley 543-111 TPS or Standard Motor Products TH191 TPS.Watch this BEFORE You Buy a Holley SNIPER in 2023!!Want to Learn How To TUNE Holley Efi, Terminator X, and Sniper? https://www.tunethetrilogy.com/ ---- ...Holley Sniper EFI HyperSpark Distributors 565-302 SNE-565-302. 4 out of 5 stars. Part Number: SNE-565-302 Estimated Ship Date: Tuesday 5/28/2024Jul 26, 2023 · The number 1 EFI conversion just got better. Thanks to Sniper 2 converting to EFI just got a whole lot easier. Sniper 2 is a brand new design from the ground up. We kept some of the tried and true features from the original Sniper, like our Self Tuning capability and the easy to use calibration wizard, while improving on virtually everything else. In this video, we walk you through choosing ...The Modular Mid-Rise intake utilizes the popular Holley LS1/LS2/LS6 cathedral port Mid-Rise 2 x 4 intake manifold along with a purpose built plenum base adapter and a Holley 95MM EFI plenum top which converts it into a Mid-Rise EFI intake manifold. With a max overall height of only 10.44", the Mid-Rise manifold is an excellent choice for street and performance street/strip applications with a ...Also, review the datalog and inform us of exactly where in the datalog (time/seconds) the problem occurs. ... (Holley Sniper EFI Save GCF On SD Card & Laptop/PC Usage, LINK - Page 73) May God's grace bless you in the Lord Jesus Christ. '92 Ford Mustang GT: 385"/6.3L SBF, Dart SHP 8.2 block, Eagle 3.470" forged steel crankshaft & H-beam rods ...Find helpful customer reviews and review ratings for HOLLEY SNIPER 140 GPH ELECTRIC FUEL PUMP.375" NPT,4 AMP MAX DRAW,GAS,UNIVERSAL at Amazon.com. Read honest and unbiased product reviews from our users.Watch this BEFORE You Buy a Holley SNIPER in 2023!!Want to Learn How To TUNE Holley Efi, Terminator X, and Sniper? https://www.tunethetrilogy.com/ ---- ...Free Shipping - Holley Sniper 2 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. Instruction Sheets for Part Number SNE-550-510-3XK. Quickstart Manual 4.1 MB;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 #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 ...(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 interfaces: 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 ...Reaction score. 3,594. Jan 20, 2021. #4. 67Dart273 said: You are comparing apples to oranges. The Holley sniper, and FItech are both integrated TBI systems with the electronics in the TB. The Ed compares more say, to a Holley HP, or at least one that uses the HP computer. Holley Sniper vs. Edelbrock Pro-Flo 4.Breathe new life into your Small Block Chevy or Big Block Chevy engine with this easy-to-install fuel injection/distributor ignition kit! Kit Includes: (1) Holley Sniper 550-511K EFI 4150 4-Barrel Self-Tuning Master Kit (1) Holley 565-200 EFI Dual Sync Distributor, SBC & BBC (1) Holley Sniper 558-493 EFI Dual Sync Distributor Harness (1) Chevy Distributor Clamp (1) MSD 8202 Blaster 2 Ignition ...This is why the Quadrajet Sniper EFI is limited to 500 horsepower, whereas the standard Sniper EFI system is good for up to 650 horsepower. If you plan on making over 500 horsepower, the standard Sniper EFI will work fine thanks to its dual pattern flange, which will accept 4150 and spreadbore intakes. Both options feature 2 bar MAP sensors ...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 ...565-300K. Part Type: Ignition System Combo Kits. Product Line: Holley Sniper EFI HyperSpark Distributor Kits. Summit Racing Part Number: SNE-565-300K. UPC: 90127130193.200. 131. 53. Aug 14, 2020. #1. Said I'd do a review on the Holley Sniper, so here it is. First off, I picked up a 1984 GT350 a couple of years ago that had most of the original parts in it yet, including the dial snorkel air cleaner. Since I had that, I just had to use it. The reason for choosing the Sniper:Sniper 2 is the next generation of Holley's popular Sniper EFI conversion platform Demonstrates Holley's commitment to drive innovation and put the customer first Holley Inc. (NYSE: HLLY), a leading platform serving performance automotive enthusiasts, today announced the launch of its Sniper 2 electronic fuel injection (Sniper 2 EFI), a self-tuning, easy-to-install, EFI conversion for ...Browse Holley Sniper & Sniper 2 EFI Systems Products Sort Best Match Lowest Price Highest Price Best Rating Most Reviews List A-Z List Z-A Newest Oldest View 12 24 30 48 60 96Holley Sniper 2 EFI Fuel Injection Upgrade Kits 550-511-3AE. Write the First Review. Part Number: SNE-550-511-3AE. Images. ×. $1,199.95. Holley Sniper 2 EFI Fuel Injection Upgrade Kits. Fuel Injection Systems, Sniper 2 Upgrade Kit, 4150 Throttle Body. 650 Max HP, Black, Regulator, Fittings Kit See More Specifications | Check the Fit.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.Quantity: Sold as a kit. Notes: Kit includes 4 injectors and can support up to 650 hp. Holley Sniper EFI Self-Tuning Fuel Injection Systems. 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 ...The Super Sniper Stealth has an impressive 870 CFM of air flow--nearly 10% more than the standard Super Sniper 4150! So now you can do some serious blow-through power production! If you have an engine with a Holley 4150-style intake manifold then you are ready to start installing.Sniper School - Sniper training occurs in all branches of the United States military. Learn about sniper training and find out where to receive sniper training. Advertisement Every...Nothing says Muscle on an engine like dual quads. Since way back in the 50s, the big 3 have been stuffing dual quads on factory hot rods. They've always ooze...Sniper EFI. fuel injection. Holley's Sniper EFI Stealth 4150 is the answer for anyone who wants the benefit of fuel injection, but wants everything underhood to appear as if that's a Holley 4150 carburetor under the air cleaner. Follow along with the installation of a Stealth unit on a 377ci stroker Chevrolet small-block destined for a 1955 ...Find Holley Sniper Air Cleaner Assemblies and get Free Shipping on Orders Over $109 at Summit Racing! Holley Sniper air cleaner assemblies complete your Sniper upgrade. Each air cleaner assembly includes a stamped steel lid with an embossed Holley Sniper logo, a 1 in. drop base specifically designed for Sniper EFI applications, your choice of a 3 in. or 4 in. paper filter element, and all ... Free Shipping - Holley Sniper 2 EFI Self-Tuning Fuel InjectLearn from the real experience of using HHolley Sniper 2 EFI self-tuning fuel injection systems

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486. Post Thanks / Like. Holley Sniper Surging and Stuttering (SOLVED) I haven't posted in a while, but I wanted to share some issues we had in case it helps someone else on the thread. My brother and I build the car together, and we have the BluePrint 347 with the Holley Sniper EFI in our Mk4 Roadster. We have about 7,500 miles on the car.Holley Sniper EFI Self-Tuning HyperSpark Master Kit Includes: Holley Sniper EFI Self-Tuning Master Kit - 510-550-511K. Holley Sniper EFI HyperSpark Distributor - 510-565-300. Holley Sniper EFI HyperSpark Ignition Coil - 510-556-152. Holley Sniper EFI HyperSpark Ignition Box - 510-556-151. 550-511K4 Questions - page 2.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...Jan 7, 2019 · 47 posts · Joined 2008. #1 · Jan 7, 2019. I recently finished the full install of the sniper EFI system, sniper fuel tank w/ internal fuel pump along with the hyperspark ignition and timing. Ultimately, I ordered everything from Holley and all in I'd say my total spend was around $2000. I also put in new plugs and wires.565-300 Sniper EFI HyperSpark Distributor For Small Block & Big Block Chevy. Part Number: 510-565-300. Product Q&A. View Now. Click image to zoom. Video. Representative Image. Product images may differ from actual product appearance. $368.95.Are you tired of endless trial and error when it comes to finding the perfect hair stylist? Look no further. In today’s digital age, online reviews have become an invaluable tool f...May 21, 2024 · Sent it in for repair, only to be told that they couldn't fix it because the screens are not repairable and there is nothing that they can do. Now stuck with an $800 paperweight and a car lacking ...67 Malibu Coupe, 439 BBC/Muncie M21, Holley Sniper 67 Malibu Convertible, 439 BBC/700r4 84 Hurst Olds, 350 Olds, MaxEFI 67 Caprice 2dr, 468 BBC/TH400 65 Chevy II moredoor, 250/6 with trips, saginaw 4 spd 11 GMC Sierra 1500 15 Malibu. Save Share. Like. 7. 73Eldo.The winner will be revealed here. FiTech EFI And Holley Sniper: What Are They? These two pieces of equipment are both fuel injections. They inject gasoline into …Find Holley Sniper EFI Returnless Self-Tuning Fuel Injection Systems and get Free Shipping on Orders Over $109 at Summit Racing! If you want to convert to Sniper EFI, but don't like the idea of mounting an external fuel pump, look to Holley Sniper EFI returnless self-tuning fuel injection systems as the solution. These drop-in kits make plumbing your Sniper EFI installation as hassle-free as ...Each Sniper EFI self-tuning fuel injection system includes an internal fuel pressure regulator (preset to 58.5 psi), eliminating the hassle of plumbing an external model. Make your conversion simple, while getting maximum bang for your buck with a Holley Sniper EFI self-tuning fuel injection system. Order the model for your application needs.Find Holley Sniper EFI systems and intake manifolds at Summit Racing and order today for great service and fast shipping on your news parts! ... My Reviews; My Questions; My Garage Settings; Sign In $20 Off $250 / $40 Off $500 / $80 Off $1,000 Use Promo Code: REWARDS. Join the FREE Summit Rewards Program Today and get More Power in Every ...Visit our Holley.com configurator to shop now and see the latest available features - https://www.holley.com/products/fuel_systems/fuel_injection/sniper_efi/...Sniper 2 EFI - a self-tuning, easy-to-install, EFI conversion for common 4-barrel (4150 flange) style carburetors.The Holley Sniper EFI handheld display quickly loads and starts a series of options to select. First is the system type, which includes the part number of our Sniper EFI kit. See All 36 PhotosHigh Idle With Holley Sniper. 06-25-2021, 03:09 PM. When I'm cruising at low speed and let off the throttle the Sniper does not return to idle. The RPM stays at about 1000-1100. If I blip the throttle it'll return to the set idle of 750 RPM. My buddy with the Sniper has the same issue except his RPM stays even higher, around 1200-1400 RPM.Watch this BEFORE You Buy a Holley SNIPER in 2023!!Want to Learn How To TUNE Holley Efi, Terminator X, and Sniper? https://www.tunethetrilogy.com/ ---- ...The Holley Sniper 2 EFI system allows users to easily convert their classic carbureted engine to a modern fuel injection setup. The fuel crossover has been integrated internally, and either port can be utilized for fuel delivery or return. Notably, the throttle linkage has undergone reengineering, enabling compatibility with an extensive range ...FiTech has the better price while Holley seems to have the better customer service. It is my understanding that it uses an internal MAP sensor, air temperature, throttle position sensor, idle air control valve, along with the tech signal, O2 and engine temp sensors. 1970 FJ40.As of today, if you download the "Sniper EFI SD Card Contents" link for the support page for the Sniper EFI, you get firmware version fw_02_00_0310. If you look at the latest Sniper EFI Firmware Revision Log, the latest version should be FW_01_03_0500. I downloaded the version 2.0.31 and loaded into my Sniper ECU.Jan 29, 2021 · And the Sniper’s internal MAP sensor is 2.5-bar compared to the Terminator X’s more meager 1-bar sensor. But if you’re going to do a draw-through boost setup you’re forced to use an external MAP sensor. On the Sniper that’s going to add at least $200 to the price tag to upgrade to the Super Sniper.Updated. November 9, 2022. This article may contain affiliate links where we earn a commission from qualifying purchases. ‍ Installing electronic fuel injection EFI onto a …Jul 22, 2023 · The Sniper 2 will support up to 650 horsepower naturally aspirated or 575 horsepower in a boosted application with its four 100 lb/hr injectors. For performance enthusiasts, the Holley Sniper 2 EFI system is a game-changer. Whether it’s the exhilarating acceleration on the track or the smooth power delivery during daily commutes, this ...Find Holley Sniper 2 EFI PDM Main Harnesses and get Free Shipping on Orders Over $109 at Summit Racing! These Holley Sniper 2 EFI PDM main harnesses includes the switched 12V power wire, main battery power and ground, coil input wire, and HyperSpark distributor connector. They feature a braided split wire loom to keep the wires protected and your engine bay clean! They are intended to be used ...The Holley Sniper 2 EFI system allows users to easily convert their classic carbureted engine to a modern fuel injection setup. The fuel crossover has been integrated internally, and either port can be utilized for fuel delivery or return. Notably, the throttle linkage has undergone reengineering, enabling compatibility with an extensive range ...Upgrade kit features: * Update your Sniper EFI to thFeb 14, 2024 · The Bluetooth module plugs into the same

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Efi left a bad taste in my mouth and Ill stick with carbs until a more reliable efi system with off the shelf replacement parts is available. 1966 Mustang - 2880Lbs - 91' 302 [AFR165 , XE264HR12 , Perf RPM, Hooker Comps, Holley 600] - TKO 600 - 3.80s - 225/50r16 Fronts 245/50r16 Rears. ArizonaGT.#1. Feedback on Sniper 2. 01-15-2024, 07:17 PM. It’s only been about six months since the release of Sniper 2, but still I'm looking for any data on successes or …Holley Sniper 2 is the latest version of the popular electronic fuel-injection system that combines the classic 4-barrel carb look with modern tunability and …67 Malibu Coupe, 439 BBC/Muncie M21, Holley Sniper 67 Malibu Convertible, 439 BBC/700r4 84 Hurst Olds, 350 Olds, MaxEFI 67 Caprice 2dr, 468 BBC/TH400 65 Chevy II moredoor, 250/6 with trips, saginaw 4 spd 11 GMC Sierra 1500 15 Malibu. Save Share. Like. 7. 73Eldo.Upgrade kit features: * Update your Sniper EFI to the new, improved Sniper 2 in less than one hour! * Eliminates the need to rewire your existing Sniper EFI installation; one step, plug-and-play upgrade to a Sniper 2 throttle body. * Improve your ride with the benefits of Sniper 2, including wireless connectivity (coming late 2023), smoother ...Sniper EFI. New Sniper 2 install, some challenges. Sniper 2, hard & loud fuel line pulsing. Engine turns off when A/C is turned on. 3.5" TSLCD intermittently displaying No Data. Wiring Fan using Spal wiring harness. Holley Sniper Stealth 4500 with crank trigger sensor. New Fuel Pump, No Pressure.Turbo LS, 4100#+, 9.32@147. Jebchevelle Discussion starter. 6630 posts · Joined 2008. #6 · Apr 19, 2017. thanks guys I seen that and so just unhooked the tach from the HEI for now just gonna leave it unhooked till I have it all installed. 78 Malibu, sniper, 9" with 3:70's. 26 X 8.50-15 M/T slicks. Currently for sale.550-849K. Part Type: Fuel Injection Systems. Product Line: Holley Sniper EFI 2300 Two-Barrel Fuel Injection Systems. Summit Racing Part Number: SNE-550-849K. UPC: 090127021255.Jul 23, 2023 · System Control. One of the notable differences between the ACES Killshot EFI and the Holley Sniper lies in their control mechanisms. The Killshot EFI offers a fully adjustable software suite, enabling a high degree of customization for users. You can tweak settings as needed to optimize your engine’s performance based on the current conditions.Are you tired of endless trial and error when it comes to finding the perfect hair stylist? Look no further. In today’s digital age, online reviews have become an invaluable tool f...If you have been following along with Project Dazed and Confused, one of the biggest improvements we made was installing the new Holley Sniper EFI 2 fuel inj...The Terminator X Stealth 4500 2x4 EFI systems from Holley features 8, 100LB/HR Fuel Injectors capable of supporting up to 1500 HP naturally aspirated or 1250 HP on forced induction applications. The Terminator X ECU is capable of fuel map self-learning and ignition timing control, improving idle stability, drivability, and wide-open throttle horsepower! Designed to fit with Gen 3 Ultra ...Sniper 2 is a brand new design from the ground up. We kept some of the tried and true features from the original Sniper, like our Self Tuning capability and the …Learn from the real experience of using Holley Sniper EFI for three years. Find out the pros and cons, the reliability and the issues of this product.The Sniper 2 will support up to 650 horsepower naturally aspirated or 575 horsepower in a boosted application with its four 100 lb/hr injectors. For performance enthusiasts, the Holley Sniper 2 EFI system is a game-changer. Whether it's the exhilarating acceleration on the track or the smooth power delivery during daily commutes, this ...08-03-2023, 12:55 PM. Request some expertise reviewing my datalog (warm idle with few raps of throttle). New Sniper user on fresh SBF 302 engine rebuild. Finally got it to idle decent after re-centering secondary throttle blades (massive vacuum leak). Timing synchronization was completed.2. Place the Sniper EFI throttle body on top of the new flange gasket on the manifold. Using the correct length carb stud and nuts, tighten the Sniper EFI throttle body down progressively in a "criss-cross" pattern (60-80 in.lbs.). 3. Install the throttle linkage to the Sniper EFI throttle body.The Holley Super Sniper 2 EFI PDM Kit is the ultimate upgrade for four-barrel carburetors. With only a battery and switched 12V source needed to power it, the kit supports up to 650hp naturally aspirated or 575hp on boost. The ECU features improved RF noise and interference resistance, along with a redesigned throttle shaft and plate geometry ...Reveal even more data by pairing up the EFI 5 in. Digital Dash with Sniper's standard 3.5 in. touch screen via a 558-465 CAN splitter! The Sniper EFI 5 in. Digital Dash comes out of the box, ready to plug-and-play with your Sniper EFI installation. The 5 in. digital touch screen display is pre-loaded with three easy-to-read layouts that provide ...The Sniper 2 EFI 5-inch Digital Dash comes out of the box, ready to plug and play with your Sniper 2 EFI 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, Battery Voltage, Engine Coolant Temperature, RPM, and Speed, thanks to the provided Magnetic GPS ...Holley Sniper Fuel Leaks. 07-10-2020, 01:23 PM. Hello again everybody. I'm looking over my Sniper working on some bugs. Upon first fire up it runs 5 seconds stumbled then dies. Restarts fine will cycle AFR rich lean, but it catches it before it dies.Sniper 2 EFI - a self-tuning, easy-to-install, EFI conversion for common 4-barrel (4150 flange) style carburetors.Machine shop thinks it's the Holley Sniper causing the issues, so here I am. Datalog is a short drive around the block with some varying throttle. I appreciate any and all help! Specs: Holley Sniper 550-511. 1973 AMC 360 bored .030". Stockish compression. Comp cam 270H. Edelbrock RPM Air-Gap Intake. D.U.I HEI Distributor + LiveWire wires.There is no fuel system coming with either of these two. Unfortunately, these kits all require a high-pressure fuel system. For FiTech, the cost of a high-pressure system and the EFI system will be under $1000. Unlike the former, Holley Sniper EFI will make you spend over $1000 for that combo. There are different ways to plumb the fuel system.Something with a bigger, high-resolution screen that will provide them with more data at a glance.". Holley EFI digital dashes also include 16 pre-loaded backgrounds skins and offer unlimited options for importing custom layouts. They also feature rugged, water-resistant aluminum case construction for added durability.Think of this as a regular Sniper on steroids. It sits on a 4500-series mounting flange with 3.125-inch throttle bores and eight 100-lb/hr injectors that will feed up to 1,500 naturally aspirated ...Holley Sniper EFI. Sniper 2 EFI 5-inch Digital Dash. $409.95. Part# 553-200X. Add To Cart. Holley Sniper EFI. Sniper 2 Transmission Control Kit. $549.95. Part# 551-103. Add To Cart. Holley Sniper EFI. Standalone Transmission Control Kit - For Carbureted Applications. $649.95. Part# 551-102.Learn how the Holley Sniper 2 EFI System improves on the original Sniper with 14 new features, such as next generation ECU, integrated transmission kickdown, and Power Distribution Module. See the available versions, kits, and prices of this throttle body fuel injection system. 12K views 5 months ago #fuelinjection #holleyefi #win