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Tweet. #1. Running in Open Loop, No Learn Questions. 09-20-2019, 01:59 PM. I have my Sniper running in Open Loop due to another WBO2 sensor 35.6 failure. I bought another WBO2 sensor and installed it. It appears to be working. My car was just on a chassis dyno and the fuel table was set for Open Loop and the car runs great.Did update on handheld and computer. Now every time I turn the car off and back on, touchscreen unit goes back to home screen. Never did that before. It always stayed on the last gauge setup I had it on. There's a setting for that. Ensure it's still setup right. May God's grace bless you in the Lord Jesus Christ.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 EFI; Sniper EFI; If this is your first visit, be sure to check out the FAQ by clicking the link above. ... The open area of the screen can act as an orifice and may be restricting the flow enough to have an effect on the fuel pressure. I think I will pull it out this weekend and see what change it makes.This video shows you how to set the initial startup idle or if you want to reset your Holley Sniper EFI and reset the idle as well. This is done on my 1990 T...From Sniper to Terminator X. 05-28-2020, 10:35 AM. Hi guys. Unfortunately I installed a Sniper to simplify my engine bay wiring/clean it up, but unfortunately, there's no way to get it to work in my application. The plan is to switch to a Terminator X now (Which unfortunately brings me back basically to my previous EEC-IV wiring.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 ...Determine the model number of a Holley carburetor by locating its list number. This number is stamped on the carburetor and is preceeded by a letter. Look for the list number on th...Sniper Stealth 4500 (550-841 Shiny, 550-842 Black, ... Holley Performance Products has written this manual for the installation of the Sniper EFI TBI fuel injection system. ... Screen Controller 1 553-115 Includes harness to connect directly to CAN connector 8Holley Sniper 2 EFI Quickstart Manual: 199r12505_website.pdf (holley.com) Chevy Small Block 327. Part # 550-510-3XX Quickstart guide: 199r12505_website.pdf (holley.com) Overview and Install Videos: Sniper 2 EFI Technical Support - Holley. 350. Part # 550-510-3XX Quickstart guide:What Does a Sniper Really Do? - A sniper is a highly trained soldier who specializes in shooting targets with modified rifles from incredibly long distances. Learn about the duties...Keeping your TV screen clean is essential for optimal viewing pleasure. However, many people make the mistake of using the wrong cleaning materials, which can potentially damage th...With over twice the resolution and improved color depth, Holley's new 5 in. Digital Dash display for the Sniper EFI family provides enhanced functionality at your fingertips. Three pre-loaded and customizable screens cleanly display the data you need most, while the built-in tuning and data-logging interfaces allow for easy tuning adjustments.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 …In today’s digital age, on-screen keyboards have become an essential tool for many individuals. Whether you’re using a tablet, smartphone, or any other touch-enabled device, having...Adapting books into movies or TV shows is hard work, and not all directors can pull it off while still honoring the source material. But sometimes, you come across a story so wonde...This is a great time to visually inspect the overall Sniper EFI install. - Verify Wiring - ECU must be powered and grounded directly at the battery and the battery is fully ... Holley Dual Sync Distributor Timing Control 199R11369 Date: 7-28-17 . Author: Matthew D. LunsfordOn the Holley website, the basic kit without a fuel system is unavailable. The website says it's available at Summit Racing. For the same price as a new one at Summit Racing, Holley lists a refurbished Sniper 1. For $10 less Holley lists the Sniper 2 upgrade kit. The Holley website seems to make Sniper 1 difficult to find.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.With screen recording software, you can easily capture the events on your computer screen and turn them into amazing videos or use them to supplement other presentations. A screen ...From $75.00. 3D Printed Holley 3.5" Digital Dash Ashtray Mount for Chevrolet Camaro (1982-1992) - CarChains3d. From $55.00. 87 to 93 S10 Dash Hvac Controls Replacement mount for Terminator x and Sniper screen. From $50.00. 87 to 93 S10 Dash Left side light switch Replacement mount for Terminator x and Sniper screen.and bolts. This is a great time to visually inspect the overall Sniper EFI install. - Verify Wiring - ECU must be powered and grounded directly at the battery and the battery is fully charged. Pink Wire must be attached to a 12V+ switched source that has voltage during cranking and run positions of the ignition switch.Holley Sniper 2 EFI Quickstart Manual: 199r12505_website.pdf (holley.com) Chevy Small Block 327. Part # 550-510-3XX Quickstart guide: 199r12505_website.pdf (holley.com) Overview and Install Videos: Sniper 2 EFI Technical Support - Holley. 350. Part # 550-510-3XX Quickstart guide:Tweet. #1. Sniper EFI "Read Error". 06-17-2022, 07:42 PM. Hi guys. I recently completed a new 434 small block Chevy install in my 1966 Impala. Went with a 550-512 Super Sniper with HyperSpark distributor and coil. The initial fire up went well, got it up to operating temp and all seemed good. I decided to adjust the two electric fan cut in ...But now you can buy Holley's Terminator X Stealth system for about $400-$500 [now $600 --cpm] more, depending on the options of the Sniper and Terminator X Stealth that you are comparing. That's a decent chunk of change—and roughly 50% more than the Sniper's base price.03-20-2024, 10:10 AM. Use a laptop computer with the Sniper EFI software. Originally Posted by Danny Cabral. EFI Software & ECU Firmware Versions: EFI SOFTWARE: Click "Help" tab (top toolbar) & "About Holley Sniper EFI". ECU FIRMWARE: Click "Sync With ECU" & "Get ECU Info" (Key-on/USB connected).Additionally, this mount features a convenient hole for the wire and SD card to pass through. Compatible with both Terminator X and Sniper screens, our mount is proudly made using materials sourced from the US and manufactured just outside of Detroit. Holley EFI 3.5 inch Screen Flanged Mount - With Holes / Black. Style. Color. $50.00. Add to Cart.How to update the Sniper system to the latest software/firmware. Updating without losing the tune. Subscribe to Kamas Klassics - https://www.youtube.com/@ k...Turn the key on and let the 3.5" TSLCD power up. Start the datalog. Then turn the key to engage the starter. Let the engine run until it dies and then stop the datalog. Then turn the key off. Also download the GCF tune file from the Sniper and upload both the tune and the datalog to this site. DARDY.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, Wiseco 4.200" forged pistons, Trick Flow Twisted Wedge 11R 205 CNC Comp Ported heads, 12:1 compression ratio, 232°-244° duration/.623" lift/114° LSA H/R camshaft, Trick Flow R-Series FlowTech Induction Comp Ported intake, BBK 80mm ...Sniper EFI Idle Setting/Throttle Blade Setting (Holley Sniper EFI Quick Start Manual): Once the engine is up to operating temperature, the idle speed can be set to what was configured in the Wizard. To do this, open up the Initial Startup gauge screen that was used in section 17.0. With the vehicle in neutral,IN STOCK Designed specifically for the 3.5" Holley Sniper and Terminator control displays, the TDOG efi control holder keeps your screen off the floor and out of the way. Eliminates the need for flimsy window suction holders that block your view or fall off after time. When using the included bracket, the holder can be easily slid out to use the display WITHOUT …2300 Sniper EFI (550-849 Shiny, 550-850 Black, & 550-851 Gold) 2 ... Holley Performance Products has written this manual for the installation of the Sniper EFI TBI fuel injection system. ... Screen Controller 1 553-115 Includes harness to connect directly to CAN connector 1003-20-2024, 10:10 AM. Use a laptop computer with the Sniper EFI software. Originally Posted by Danny Cabral. EFI Software & ECU Firmware Versions: EFI SOFTWARE: Click "Help" tab (top toolbar) & "About Holley Sniper EFI". ECU FIRMWARE: Click "Sync With ECU" & "Get ECU Info" (Key-on/USB connected).EFI Sniper EFI Full Color Backlit 3.5" Touch Screen LCD Handheld Controller by Holley. This 3.5" Touch Screen LCD Handheld Controller gives you access to a wide range of tuning options. Additionally this display can be used as a fully customizable data monitor! With this 3.5" display your Sniper EFI system vitals can be viewed with a quick glance!A Digital Dash is the perfect add-on to any hot rod or race car! Whether you need something interface with your standalone EFI system or are just looking for a versatile digital screen to display all of your engine's vital information, the Holley EFI or Racepak Digital Dash is the ideal solution for you!Ultimately, troubleshooting a Holley Sniper EFI problem requires patience and attention to detail. However, with a little time and effort, most problems can be successfully diagnosed and resolved. Fuel Delivery; The Holley Sniper EFI is a great fuel injection system for many automotive applications.free Downloads. 10000+ "sniper holley screen efi" printable 3D Models. Every Day new 3D Models from all over the World. Click to find the best Results for sniper holley screen efi Models for your 3D Printer.Sniper was working fine, but suddenly no spark. 09-22-2023, 11:19 AM. Hi folks, new to the forum so sorry if repeating something already beat to death, LOL. Car was running just fine Sunday. I parked it in garage after a drive and when tried to start it Wednesday, it now has no spark. No, nothing was touched and all connections are tight ...Find Holley Sniper Gauges & Accessories and get Free Shipping on Orders Over $109 at Summit Racing! ... Holley Sniper 3.5 in. LCD Touch Screen Controller 553-115. Holley Sniper 3.5 in. LCD Touch Screen Controller 553-115 Controller, Sniper, 3.5 in. LCD, Touch Screen, for Sniper EFI Systems, Tuning Options, Basic and Advanced, Mount, Harness, SD ...Holley Screen Mounts Filter. Sort by Quickshop Add to Cart. Holley EFI 3.5 inch Screen Suction cup mount. From $55.00 ... Holley 3.5 inch Terminator x and Sniper Mounts; Holley 3.5 inch Terminator x and Sniper Water Resistant mounts; Vehicle Specific 3.5 Mount; Holley 5 inch screen mounts;Holley has done it again, a pair of industry-leading digital dashes for the masses!: Have you always wanted the look of a modern digital dash in your project vehicle but lacked an ECU or fuel injection system that supported one? Holley has you covered with two amazing new standalone dash options. Just like traditional gauges, you can install these in almost anything! The 6.86" version ...The screen didn't change near as much, but the files button in the datalog page was going bonkers and a few times it went into that section. So when I got home, I saved it I think, as it was still goofy. ... Last one was a 454 Chevelle SS and a Holley Super Sniper 1250. Once again I followed the instructions. The car would intermittently just ...Har Gobind Khorana (born 1922) was an Indian organic chemist and cowinner of the 1968 Nobel Prize for physiology or medicine. His research in chemical genetics vastly extended our understanding of how the chemicals of a cell nucleus transmit information to succeeding generations of cells. Har Gobind Khorana was born in Raipur on January 9, 1922. Sniper 3.5" TSLCD showing Stall when craSniper EFI Software/Installer v1.3 Build:50 - Windows VistThe fuel injector gauge on the handheld reads around
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Feb 12, 2021 · 02-12-2021, 11:09 PM. Since the Sniper doesn't measure pressure, it's likely assuming that you have 58 or 60 PSI. Since it's running at 70, you're effectively getting 20% more fuel than the Sniper thinks it's providing. It's attempting to compensate in Closed Loop, but in Open Loop it will probably dump a lot of fuel.The Sniper 2 has two AN fittings. One or both may be utilized depending on the system (return or return-less). The Holley Sniper EFI 2 system is a new ground-up design to replace a carburetor and provides significant engine performance, fuel efficiency, and drivability benefits. The Sniper Ecosystem has multiple options for the best all-around ...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, Battery Voltage, Engine Coolant ...Holley EFI Terminator X. Earls Classic Hose and Hose Ends; Speed-Seal and Speed-Flex03-20-2024, 10:10 AM. Use a laptop computer with the Sniper EFI software. Originally Posted by Danny Cabral. EFI Software & ECU Firmware Versions: EFI SOFTWARE: Click "Help" tab (top toolbar) & "About Holley Sniper EFI". ECU FIRMWARE: Click "Sync With ECU" & "Get ECU Info" (Key-on/USB connected).Jul 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 ...Are you planning on starting to use screen recorder software but don’t know where to start? Don’t worry — we have you covered. In this article, we’re outlining some of the basic fe...It's not like a monitor cable. You need the Sniper EFI software on the device connecting to it. 1.302 60', [email protected] on pump gas. Right on, thank you. There might be a way to use a Windows tablet and the Gauge Panel of the Sniper EFI software. Holley sells the Digital Dash touchscreens.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 ...Feb 25, 2020 · For starters, your fuel system will need to be upgraded. Holley carburetors operate at a range of 5.5 to 7.5 psi of fuel pressure and use a 40 micron filter. Sniper EFI throttle bodies require 58-60 psi of fuel pressure and a 10 micron filter. Let's take a look at the items that would need to changed or can handle the higher pressure.Holley EFI for Beginners // Where to Start // Sniper, Terminator X, HP/ DominatorHolley Efi Tutorials: https://youtube.com/playlist?list=PLN6EQoVPwAwHzmhEknk...Feb 25, 2020 · For starters, your fuel system will need to be upgraded. Holley carburetors operate at a range of 5.5 to 7.5 psi of fuel pressure and use a 40 micron filter. Sniper EFI throttle bodies require 58-60 psi of fuel pressure and a 10 micron filter. Let's take a look at the items that would need to changed or can handle the higher pressure.Sniper EFI Idle Setting/Throttle Blade Setting (Holley Sniper EFI Quick Start Manual): Once the engine is up to operating temperature, the idle speed can be set to what was configured in the Wizard. To do this, open up the Initial Startup gauge screen that was used in section 17.0.Right-Click, Copy the .fwu file. Navigate to the Sniper SD card, right-click and paste the copied file onto the root folder. Eject the SD card from the computer and reinstall into 3.5" display. With the SD card reinstalled into display, power on unit and go to the Home screen. Enter "File". Enter "Local Setup".Lahore (/ l ə ˈ h ɔːr / lə-HOR; Punjabi: لہور [lɔː˩˥ɾ]; Urdu: لاہور [laːˈɦɔːɾ] ⓘ) is the capital and largest city of the Pakistani province of Punjab.It is the second largest city in Pakistan, after Karachi, and 26th largest in the world, with a population of over 13 million. Located in north-eastern Punjab along the River Ravi, it is the largest Punjabi-speaking ...Share. Tweet. #1. Sniper & HyperSpark setup runs a few minutes then stalls. 05-28-2023, 08:42 AM. Hi all. I'm brand new to EFI and having a nightmare of time getting things sorted out so far. Hoping you all might be able to help me get to a solution. I recently installed a Sniper 550-511 Sniper along with a HyperSpark distributor, coil, and ...Tweet. #1. 7" touchscreen turns off while cranking. 05-30-2016, 03:02 PM. After turning my ignition switch to the on position, I push my start button, so the car cranks & starts. At this time the screen will turn off & reset every time. The starter is in no way connected to anything. Is it the voltage drop on the battery that's causing the ...The Holley EFI 6.86" Pro Dash is customizable with a variety of gauge and indicator screens that can be programmed to display any parameter you need from a Holley EFI system. It also includes an integrated ten LED shift light as well as two LED's on the top left and two on the top right that can be programmed as desired. Package ContentsTrying to decide how much you should pay for new window screens? This window screen cost guide covers everything you need to know to make an educated decision. Expert Advice On Imp...I also tried another Sniper throttle body and hooked up the electrical and the screen lit up and worked fine. My laptop does communicate with the Sniper and shows live data, but the touchscreen does nothing. Check the throttle body wiring (main harness). If that's OK, contact Holley Tech Service ( LINK ).ECU: 1.1.1 (SNIPER_01010000.eep) Software: Version 1.1 Build 2 ECU Firmware: From Main Screen. Files>ECU HW/FW Handheld Firmware: From Main Screen. Files> Local Setup Handheld Setup: For New Sniper EFI Installations: From the HOME Screen select Wizards, follow the prompts, on Step 7 you will be prompted to select your ignition type, highlightThe Sniper EFI Stealth 4500 is designed for engines that make at 800-1,500 naturally-aspirated horsepower, or up to 1,250 horsepower with forced induction. The throttle body is a direct fit replacement for Dominator-style 4500 flange carburetors on the Sniper 4500. The Who And Why Behind The EFI Swap.The best EFI on the market just got better with Holley's latest round of V6 software updates. New updates can be installed in as little as 3 minutes, include the ability to send and save calibrations, firmware updates to support Holley's digital dashes, and a lot more! • Additional VE base calibrations from Term X • Email Global File/Save to Desktop Options • Additional Water meth ...With over twice the resolution and improved color depth, Holley's new 5 in. Digital Dash display for the Sniper EFI family provides enhanced functionality at your fingertips. Three pre-loaded and customizable screens cleanly display the data you need most, while the built-in tuning and data-logging interfaces allow for easy tuning adjustments.Share. Tweet. #1. Sniper first start, idling too high. 12-10-2016, 05:56 PM. Just fired up my Sniper EFI and initially the idle was around 2,200. It then got up to around 2,700. By then the temp was up to around 190°, and I new the thermostat had opened up, because the radiator had gone down. I was thinking the car had to get up to temp before ...Find Holley Sniper 2 EFI Self-Tuning Fuel Injection Systems Holley Sniper 4150 with 3/8" feed &a
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10000+ "sniper holley screen efi" printable 3D Models. Every Day new 3D Models from all over the World. Click to find the best Results for sniper holley screen efi Models for your 3D Printer.Many Holley Sniper EFI users have had problems as their fuel pressure is too high. Although there could be a number of issues causing this, one of the main p...Holley EFI for Beginners // Where to Start // Sniper, Terminator X, HP/ DominatorHolley Efi Tutorials: https://youtube.com/playlist?list=PLN6EQoVPwAwHzmhEknk...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. Catch Tanks. Fuel System Components.Tweet. #1. Sniper system won't run. 07-14-2023, 09:15 PM. Hello. I've had my Sniper EFI on my Chevelle for approximately one year. Installed it exactly as recommended with all Holley parts with no expenses spared. On & off have had multiple issues with the system leaving me stranded in regards to the IAC valve and the WBO2 sensor.Greetings from the land of Oz. I've had the Sniper on an HZ Holden Kingswood 308 for about 1000 km now. I've started to get the dreaded all red "No Data" screen on the handheld and she dies. Done a fair bit of reading on this issue and I've tried to eliminate any sources of RFI. From the datalogs I've taken, they allEarls 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. Catch Tanks. Fuel System Components.anyone ever had this issue and fix it? screen is unresponsive and cycling through layouts01-20-2024, 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 ...Take a look at the wallpapers below and download your favorite for free. Click on the image to downloadNov 7, 2018 · Sniper EFI Tuning & Tech. 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, Wiseco 4.200" forged pistons, Trick Flow Twisted Wedge 11R 205 CNC Comp Ported heads, 12:1 compression ratio, 232°-244° duration/.623" lift/114° LSA H/R camshaft, Trick Flow R-Series FlowTech Induction Comp ...Sniper EFI Selection Guide. When selecting the correct Sniper EFI system for your engine, there are a maximum of three questions we must answer: 1.) ... Holley 2300. From mild-to-wild, our Sniper EFI 2300 offerings can handle as much horsepower as you can cram through a 2-barrel intake manifold. If you're ready for a 21st century 2300 ...On the Holley website click "Support", "Fuel Injection", and "Sniper EFI". This will bring you to the Sniper EFI support page. At the top there will be a "Sniper EFI SD Card Updater - for 3.5 Touchscreen". Open this and it will download the "Update Agent" program.Apr 13, 2021 · 04-13-2021, 07:30 PM. We recently installed the Sniper EFI system on our 351W/427 Ford performance engine. We set all the parameters per the pre-check instructions on the controller and started the engine without issue. Our second start had the controller screen operating fine, but upon later operations noticed that the controller screen was dark.Apr 29, 2022 · Product Description. 5" High-Resolution Display - GPS Speedometer - Built-in Handheld Wizard;Plug-and-play Display with all Sniper EFI Models - installation consists of plugging in the 5” Dash to the Sniper EFI CAN connector, and mounting the GPS antenna!; Built-in Calibration Wizard allows you to quickly build a base engine calibration for ...Bought a Standard TX3 from OReilly's and sat it on the intake for 15 minutes. Connected the Sniper to it and it said 55°F. Unplug it and immediately plug to the Holley sensor and back to 68°F. Seems silly of Holley not to fix something so simple. '69 Camaro, 400 SBC, ProCharger D1SC. 1.302 60', [email protected] on pump gas.Part# 553-200X. Holley Sniper EFI. $494.96. Part# 551-103. Holley Sniper EFI. $584.96. Part# 551-102. Explore Sniper's high-performance fuel system products to build your affordable high-performance fuel system at Holley.com!Brand New Holley Sniper pouring fuel out of rear barrels and intermittently showing "No data" on the hand held*Some guys have reported that RFI issues can ca...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.HyperSpark Ignition for Sniper EFI. Crank Triggers ... needed to update the 3 Holley touchscreen applications for use with V2 update. ... instructions for the 553-108 ...What mechanically may be needed with one install isn't required on others. But the Holley Sniper kit, the software, the screen etc are the same. "The difference between stupidity and genius, is that genius has its limits." - Albert Einstein. ... The holley sniper is a 2 + 2 = 4 equation that will never equal 5 and that is as relative as you can ...bottom of the screen. You can change it if desired. To create a new directory, or navigate to another drive or directory, select the “Choose or Create New Directory” button. To go up one directory level, select the “Go up one level (Parent Directory)” button. 3.Howcast's video guide details how to make a screen protector for free by using materials from around your house. You've got no excuse for scratched up screens on your gadgets. Howc...03-20-2024, 10:10 AM. Use a laptop computer with the Sniper EFI software. Originally Posted by Danny Cabral. EFI Software & ECU Firmware Versions: EFI SOFTWARE: Click "Help" tab (top toolbar) & "About Holley Sniper EFI". ECU FIRMWARE: Click "Sync With ECU" & "Get ECU Info" (Key-on/USB connected).Sniper EFI Air Cleaner Drop Base (Chrome or Black) Demon Throttle Cable Adapter. Mr. Gasket 1/4-inch Base Gasket (Cures Whistling Issues) Quickfuel 1/2-inch Phenolic Spacer (Cures Whistling Issues) Sniper 2x4 Linkage Kit (Throttle Lever Cross-link Bar) FAST EZ-EFI Throttle Cable Mount Kit.From $50.00. Holley EFI 3.5 inch Screen Fully Articulating Bolt Down Mount. From $65.00. Holley EFI 3.5 inch Screen Fully Articulating Column Mount. From $65.00. All (10) Holley EFI 3.5 inch Screen Magnetic Mount. From $65.00. …Overview. Brand: Holley Sniper. Manufacturer's Part Number: 553-115. Part Type: Fuel Injection System Components. Product Line: Holley Sniper 3.5 in. LCD Touch Screen Controller. Summit Racing Part Number: SNE-553-115. UPC: 00090127005989. Fuel Injection System Component Type: 3.5 in. LCD touchscreen. Remanufactured: No. Quantity: 7in Digital Dash Firmware for Revision "