Holley Sniper Efi Wont Start

Install thread- Holley EFI Sniper on '72 402 big block You must register before you can post: click the register link above to proceed. Holley Sniper forum/tech-support Sniper EFI I was originally considering the FiTech and was doing research on it before I made the purchase. QUICK START GUIDE 199R10546 1. but the tune was never right because i parted ways with the gal that owned the laptop used for tuning. I picked her up on 07-11-2015. Good opportunity to install a kill switch as the truck won't start if the Sniper is off. The biggest benefit of a Holley. My Holley EFI install started on first go I just purchased the Holley SNIPER system for another car and am in the process of installing it. It’s a light green wire, pretty heavy gauge. All connections are correct, pink wire has a solid feed, etc. HOLLEY SNIPER EFI SELF-TUNING KIT - BLACK CERAMIC FINISH - 4 Barrel Fuel Injection Conversion - Self-Tuning Kit + Handheld EFI Monitor. Put an end to cold start issues, hesitations, vapor lock,. #6 Fuel pumps. We echo Holley's recommendation to first start the engine without Ignition Timing Control. You can check the IAC position at the resulting rpm to verify where the hold position should be. 3 and minor release Red Hat Enterprise Linux 6. Holley Sniper EFI is a perfect match for any muscle car, classic truck, street rod, or nearly any other carbureted vehicle. In general: Im missing why the fast unit keeps being referenced in the sniper and fitech threads. As you stated, holley just recommends a spacer, and fitech states their unit doesnt much care. FAST is the leading developer of electronic fuel injection systems, EFI components, intake manifolds, tuning tools for high performance and street applications Fuel Air Spark Technology JavaScript seems to be disabled in your browser. Holley's products also include performance fuel pumps, intake manifolds & engine dress–up products for street performance, race and marine applications. The kit was easy to install. Same thing happens with injectors that don't flow enough fuel. This is a great time to visually inspect the overall Sniper EFI install. Its economically priced so you can have all the benefits of EFI and still have money to finish or upgrade the rest of your ride! Perfect for street rods, muscle cars, off road trucks or nearly any carbureted vehicle. Step 5: Determine the appropriate fuel pressure reading for your vehicle by referring to your owner's manual. It is most definitely a learning curve no matter what you pick. Holley Performance Products has written this manual for the installation of the Sniper EFI TBI fuel injection system. Designed with one goal, to easily add Ignition Timing Control to nearly any Sniper EFI installation. With Holley Sniper, 3. Since today is my completion date with factory five, I figured I’d go ahead and start a thread. It takes advantage of the Sniper's ability to control timing, etc. This basic manual contains the information necessary for the installation of the throttle body, wiring, and sensors. We highly recommend first starting the engine with one of the two NON-Timing Control Ignition types shown in step 8 for your first start-up! Before beginning the Sniper EFI installation, we recommend that you locate a CLEAN Switched 12v Ignition source. Holley Sniper all day everyday and twice on Sunday. Then raise the rest by 5%. 1973 395 Holley EFI C4 3. It is just a basic Holley TBI setup. What little help I get has been like I was asking the Queen for part of her sandwich. I've adjusted cranking fuel all the way to 60 and still no luck. I'm running a new tune on my Sniper. So this requires only connecting the heavy red and black wires to the battery, the yellow to the negative side of the coil, the pink wire to switched 12 volts, and the heavy blue wire. The Hydro Mat is no joke! I have twice ran my tank to completely empty and still made it to the gas station with only a slight drop in pressure. The Sniper uses it's own software and is not the same as the HP line. Now, Holley EFI is dominating the performance world as well as our products for GM's LS engine. Additionally if you try to come off the starter switch you're going to watch the computer shutoff as you crank which will prevent the truck from starting as well. The install is very easy, looks great, and IMO has the best tuning / self learning software on the market. Designed as a direct replacement for any car running a 4150-style intake manifold, it's easy to install and easy to set up. She looks like a good base to start with. Msd atomic Hello I was looking at these two efi systems for my 1968 mustang and was wondering if there are any real differences between them besides the huge price difference. Just installed a Sniper EFI using 4-wire configuration (standard coil operation). The only issue I have/had is a slight bog if you floor it from a standing start or moving slow with it in high range. Re: HOLLEY SNIPER INSTALL & REVIEW (Replaced Fitech) "I really don't know how you ever got your FiTech to run at an AFR of 16. The Holley Sniper EFI System is easy to install if you have moderate-to-advanced "shade tree" mechanic skills, have a good head for troubleshooting, and aren't easily frustrated. This car is an engineering project for my 12-year-old daughter. For a low-rpm engine it won't matter. Up in the engine bay, I had to replace my throttle/TV cable bracket, because the Holley 20-95 that I was using with my carb won't work with a Sniper. I have the 2300 Sniper in my '68 and wired directly to the battery with a switch on the dash. Update two, updated both the ECU and handheld FW, re-ran the Wizard on the Sniper EFI. V5 features an integrated traction-control system called Holley EFI Active Speed Management that’s engineered with drag racing and motorsports that start from a stop in mind. Being waste spark there is no such thing as being 180* off so if it is popping through the exhaust the firing order is wrong in some way. Should I grind an air gap? Try a carb spacer? (height is an issue with the shaker) Look for a single plane intake - few to choose from with 2v heads? Consider another EFI? Buy the Sniper and hope for the best?. I think that they are actual injectors in the Fitech. Base fuel tables. The Sniper is installed very simply as I've only got it hooked up to an MSD 6AL and Ford electronic distributor. To test if the fuel pump is on or off, try starting the engine. With a retail price of just less than $1,000, it offers. Step 5: Determine the appropriate fuel pressure reading for your vehicle by referring to your owner's manual. The guys at Holley are stressing that this system will be very reasonably priced, and based on what we have seen so far, these EFI kits will be on everyone’s “must have. Step 5: Determine the appropriate fuel pressure reading for your vehicle by referring to your owner's manual. Holley's products also include performance fuel pumps, intake manifolds & engine dress-up products for street performance, race and marine applications. So, i start researching AFI, Holley Sniper, and other EFI setups. You do hear the pump run for a few second when you turn the key, but it then cycles off. Pink Wire must be attached to a 12V+ switched source that has voltage during cranking and run positions of the ignition switch. The Holley Super Sniper High Performance EFI kit comes with a coolant temperature sensor and an O2 sensor, both of which must be used for the EFI to work properly. Ignition Box Tach Output [No Timing Control]. I have a mild 340 in my A100 and it blew me away the first time I took it for a ride. The ignition adapter has a single Purple wire attached to a two-pin connector. Holley Sniper EFI is a perfect match for any muscle car, classic truck, street rod, or nearly any other carbureted vehicle. The Sniper allows you to control both fuel and spark but Holley suggests you start with just the fuel using your original ignition system, which is what we did. After a few minor problems with the car itself and some minor tweaking , its a beast. Holley EFI systems offer flexibility and modular upgradability that is not offered by other manufactures. - Verify Wiring - ECU must be powered and grounded directly at the battery and the battery is fully charged. The sniper is a bit wider than a carb. Sniper EFI Problems. 15)/Cold Duck WAH-BC Arms Redneck Ram. Next day, car won't start. This is why most OEM EFI pumps are in the tank. Hi all just about to start the install of my holley sniper on my 355 vh Commodore. In past years, the focus had been on engine swapping, with two nearly. I can get you in the ball park, most V8 engines I've tuned are in the 15-19 lbs/hr at the lowest setting on the AE curve. In general: Im missing why the fast unit keeps being referenced in the sniper and fitech threads. alcohol hates certain rubber and aluminum parts. You have to push the pedal hard to get the throttle blades to open and if you are not careful it's very easy to rev the engine too hard, not fun trying to. anyone have a start up tune for sbf?? Doesn't the Holley EFI come with start up tunes? I have messed around with the software and it looks easy enough to get your engine running with the installed tunes. Pink Wire must be attached to a 12V+ switched source that has voltage during cranking and run positions of the ignition switch. Then raise the rest by 5%. The recently installed Holley Sniper EFI is not reading the O2 sensor. I hooked up to the stock hard line and used the efi hose for the short connections from tank and to the sniper. shut truck off. 4 or V8 application but no one said anything about the stock 1. The Sniper EFI is fuel only at this time. Put an end to cold start issues, hesitations, vapor lock, and flooding. You must use external regulator with a return line back to fuel tank. 95 How to Repair your Windows 7 Installation if it won't Boot (Official Dell Tech. The Sniper is installed very simply as I've only got it hooked up to an MSD 6AL and Ford electronic distributor. The Holley Sniper EFI Self-Tuning Kits feature all the benefits of EFI, and are a perfect option for street cars, muscle cars and off-road vehicles. Re: holley efi wont start any ideas I would suggest checking your coil wiring as well as your plug wires to make sure everything is hooked up in the correct order. The install is very easy, looks great, and IMO has the best tuning / self learning software on the market. Logging can be triggered by an engine start, immediately with an adjustable max on time, or triggered. Holley says the Sniper EFI will work on a spreadbore intake, but I still used a spacer/adapter. Sniper EFI Problems. Yes dies as soon as I let go of the start button. You can use the master kit and mount the pump on the frame rail, but even Holley suggests an in-tank pump. Its economically priced so you can have all the benefits of EFI and still have money to finish or upgrade the rest of your ride! Perfect for street rods, muscle cars, off road trucks or nearly any carbureted vehicle. The folks at Holley say the throttle body can be bolted to a spreadbore intake, or a spacer of some sort can be used. I picked up a 4. Our systems are broad spectrum and are used on everything from stock engine street rods to 4000+ HP pro-mods. I’ve installed 5 units on various builds are they just plain work. Car was running rough and just not acting the same. The fuel command center is a self-contained sump tank that stores fuel for the EFI, meaning fuel slosh won't affect drivability - even with the factory fuel tank. 73 12-bolt Eaton posi differential. 96 has 40' of Earls VaporGuard and fittings (and an external pump you won't need) Sniper 1" drop base $22. I plan on running the external fuel pump. 1973 395 Holley EFI C4 3. Holley Sniper comparison to Fi-tech EFI. Some of them I can figure out and fix, some of them need factory help, some of them the factory can't even fix. You will see a menu with multiple different settings, you need to focus on the Accel pumps (20f, 65f, 170f) and Fast Accel (20f, 65f, 170f). Holley’s new Sniper EFI master kit for C2 and C3 Corvettes is a specific fuel system economically priced so you can have all the benefits of EFI and still have money to finish or upgrade the. Now there is a firmware update and a rod: "Holley 4010 & 4150 Mechanical Secondary Linkage Rod" I have ordered this rod, but it is still traveling in USA. I will check with another gauge. A nice set of Tri-Y headers ahead of that 2 1/2" dual exhaust is a great place to start. It wont start unless you have the foot on the throttle about half way open, then it wont idle under 1400 rpms, and the idle is hunting even with the IAC fully diabled with megasquirt it used to idle at 700 rpms and no hunting. With Holley Sniper, 3. I was just about to start a thread on the Holley Sniper and the 351c today then I saw yours! I just ordered the Black Holley Sniper as well off of CJ PonyParts and plan to install it on my 351c with a FMX trans. Put an end to cold start issues, hesitations, vapor lock, and flooding. Car was running rough and just not acting the same. You must use external regulator with a return line back to fuel tank. Is it the only way, NO. As you stated, holley just recommends a spacer, and fitech states their unit doesnt much care. Holley Drive By Wire throttle capability is designed to work with specific throttle bodies and recommended pedal assemblies. While cruising at a steady throttle I noticed Target A/F Ratio and actual AFR are 1-2 ratios off. It doesn't require understanding how the Inlet Air Temperature (IAT) or Manifold Absolute Pressure (MAP) sensors work. There were rumors of the Holley Sniper at the time but nothing confirmed so the next closest system was still in the $2500 range. Patrick Glenn Nichols Musclecar Barn Finds 444,930 views. I was wondering about the coil wire causing this problem. Doug can probably let you know what the max time can be. After start enrichment, after start delay. V5 features an integrated traction-control system called Holley EFI Active Speed Management that’s engineered with drag racing and motorsports that start from a stop in mind. I wouldn't say it's easier in terms of wiring, the Sniper EFI system may just have the edge in user-friendly installation manuals and tutorials. shut truck off. Holley sniper Idle air control issue badchickenracing1. Holley products for GM's popular LS engine are dominating the LS scene as well. Of course overall if it was a big improvement or not. If you are having a stumble and no black smoke out the tailpipe then you will need to increase the shooter size. One major installation issue we had was due to the highly modified nature of the engine that we are working with. Put an end to cold start issues, hesitations, vapor lock, and flooding. you also need 30% more capacity. Each tank is a direct fit for your application-no modifications necessary. 015" clearance between the pump arm and lever. The quick-start guide is all that I used initially, but it also comes with a complete, detailed user manual. You may have to register before you can post: click the register link above to proceed. 2 INTRODUCTION & SYSTEM REQUIREMENTS Holley Performance Products has written this manual for the installation of the Sniper EFI TBI fuel injection system. The Holley Sniper EFI Self-Tuning Kits feature all the benefits of EFI, and are a perfect option for street cars, muscle cars and off-road vehicles. Holley notes that “learning” is when the ECU figures out the difference between the base calibration and what it actually senses in your engine setup. Installing, Troubleshoot, & Setting Up a Holley Sniper EFI System Cold Start of a 1964 Mercury with a Holley Sniper EFI. In the video, Kise covers the entire installation process from start to finish using one of Holley's EFI Dual Sync distributors on a small-block Chevy. Last year I switched the distributor so the EFI could control the timing. I’d like to install it on the frame above the rear axle. Since 2008, our 24x LT1 conversions have been eliminating the optispark distributor and transforming LT1 engines. It is not a fitech, or a sniper. Holley Sniper EFI - Page 3 - Offshoreonly. Our systems deliver more power and a better throttle response, giving you the performance you need. Is it the only way, NO. I talked to a guy that had the FiTech and could never get it to work correctly, and said the FiTech tech support was bad. But it came attached to the engine I swapped in a number of years ago. I think that they are actual injectors in the Fitech. I used stock lines, EFI rated rubber and clamps where stock rubber was. Read this manual before using this product. Read honest and unbiased product reviews from our users. In the case of the Dominator, the engine will start and run off of the base calibrations mentioned above. The plugs look quite lean. 5 Roller rockers, holley sniper efi, edelbrock performer inntake, Headman 28150 headers 1 3/4" primary, Pypes SGF11R exhaust, cam unknown, alu radiator w/twin 12" fans. Computer won't start diagnosis and how to fix tallcamaroguy. Should be some info on Holley forums. Just turns over and acts like it wants to start. The Sniper is economically priced to give you all the benefits of EFI with money left over to finish or upgrade the rest of your ride. Find Holley Sniper EFI Self-Tuning Fuel Injection Systems 550-511 and get Free Shipping on Orders Over $99 at Summit Racing! Holley Sniper EFI self-tuning fuel injection systems from Holley deliver all the benefits—and none of the hassles. Its economically priced so you can have all the benefits of EFI and still have money to finish or upgrade the rest of your ride! Perfect for street rods, muscle cars, off road trucks or nearly any carbureted vehicle. 0 Overview This contains detailed information on how to use Holley EFI software and perform tuning that is included within the software itself. 030 and see what it does. The Sniper allows you to control both fuel and spark but Holley suggests you start with just the fuel using your original ignition system, which is what we did. Click this, click "Base Cals", and then click on any of the files that start with TBI. Hi all! I'm installing the Holley sniper tbi on a '86 K5 and have been reading that people on other rigs are not having issues installing the inline fuel pump being above the tank. This is the proper way to setup a Holley EFI global folder for E85. 46 has dents for TBI fittings. Our systems deliver more power and a better throttle response, giving you the performance you need. The quick-start guide is all that I used initially, but it also comes with a complete, detailed user manual. With Holley Sniper, 3. This Sniper route worked easier for me because I was able to spread out the costs. The ignition adapter has a single Purple wire attached to a two-pin connector. Holley will correct this mistake, free of charge. It’s economically priced so you can have all the benefits of EFI and still have money to finish or upgrade the rest of your ride! Perfect for Full Size Jeeps, as well as nearly any carbureted vehicle. Holley Sniper EFI install on my 258. Additionally if you try to come off the starter switch you're going to watch the computer shutoff as you crank which will prevent the truck from starting as well. It is essentially a series of holes in a ring pattern around the intake bore in the Holley style. I got my deems turn took one drive around the block on the carb and almost instantly decided on an EFI setup. And even opening the throttle blades more and more. Either way car project has been done for over a month now after a year of rebuilding for an EFI system and other items just won't be able to drive it until Holley fixes the sniper unit and gets it back to me. Yukon duragrip posi w/3. Holley's new Sniper EFI master kit for C2 and C3 Corvettes is a specific fuel system economically priced so you can have all the benefits of EFI and still have money to finish or upgrade the rest. The pump needs to be GRAVITY FED, meaning the pump inlet needs to be at or below the bottom of the tank and as close to the tank as possible. I’d like to install it on the frame above the rear axle. All of our EFI systems will run on E85. Holley just brought EFI within range - introducing Sniper EFI! It’s economically priced so you can have all the benefits of EFI and still have money to finish or upgrade the rest of your ride! Perfect for street rods, muscle cars, off-road trucks or nearly any carbureted vehicle. I run the Holley Terminator with no regrets, however if the Fitech or Sniper had been available when I switched I would be running one of those. I have had several EFI Mopars, each in varying levels of tune/engine build. alcohol hates certain rubber and aluminum parts. You want to do that now. Affordable aftermarket fuel injection is here and it couldn't be any easier to Holley Sniper 550-511 EFI 4150 4-Barrel Self-Tuning Base Kit made by Holley Sniper, for as low as $999. Pink Wire must be attached to a 12V+ switched source that has voltage during cranking and run positions of the ignition switch. Whether unfortunate or not, my C10 had a Q-jet (I can hear the Holley fans cringing), which is a spreadbore style. I used a bracket from Fast. Page 4- Holley Sniper EFI Planning and When I got back in I had to bury the throttle while cranking to get it it to start. Good opportunity to install a kill switch as the truck won't start if the Sniper is off. Install thread- Holley EFI Sniper on '72 402 big block You must register before you can post: click the register link above to proceed. - Verify Wiring - ECU must be powered and grounded directly at the battery and the battery is fully charged. They (being Holley tech support) have confirmed that it won't be a problem. Get the Holley EFI 556-151 Sniper EFI Hyperspark CD Ignition Box on Motoroso at a great price and the shipping is always free!. This car is an engineering project for my 12-year-old daughter. In the case of the Dominator, the engine will start and run off of the base calibrations mentioned above. Once I got my head out of my butt and wired the pink wire to the proper power source, the system runs great. The dimensions are right to fit between the rails behind the axle and has an in tank pump! It also looks like it would be a lot less work than trying to make the 64-68 Mustang tank work like many have done in the 61-66 Ford trucks. • The Holley BBD Sniper EFI controller will come up with a base calibration. How To Install Holley Sniper EFI November 27, 2018 Roadkill Customs How To & DIY Holley Sniper EFI is perfect for hot rods, street rods, muscle cars, off-road trucks or nearly any carbureted vehicle. A central point of tech info and knowledge from the Holley team and Sniper EFI users. I'll just manual downshift for now. This also decreases horsepower capacity by 30% as there is more fuel needed to support the same horsepower with gasoline. It's economically priced so you can have all the benefits of EFI and still have money to finish or upgrade the rest of your ride! Perfect for street rods, muscle cars, off-road trucks or nearly any carbureted vehicle. As you stated, holley just recommends a spacer, and fitech states their unit doesnt much care. Every part of the Holley Sniper EFI Systen installation is a breeze but a few folks are challenged to get the idle rpm set correctly. 1968 Camaro, 383 with Dart Pro 1 aluminum heads and roller cam, Holley Sniper EFI with Dual Sync distributor, Muncie M21 4-speed transmission, 3. Holley Sniper comparison to Fi-tech EFI. This is the proper way to setup a Holley EFI global folder for E85. Need to get educated on Holley HP EFI For starters, raise the "rpm above idle to start ramp" to its maximum setting then lower the hold position until the idle doesn't hang up high. Msd atomic Hello I was looking at these two efi systems for my 1968 mustang and was wondering if there are any real differences between them besides the huge price difference. Holley’s new Sniper EFI master kit for C2 and C3 Corvettes is a specific fuel system economically priced so you can have all the benefits of EFI and still have money to finish or upgrade the. It wont start unless you have the foot on the throttle about half way open, then it wont idle under 1400 rpms, and the idle is hunting even with the IAC fully diabled with megasquirt it used to idle at 700 rpms and no hunting. For a low-rpm engine it won't matter. random stalling,some times so rich it fouls the plugs. Back To Top. Holley products for GM's popular LS engine are dominating the LS scene as well. I won't settle for anything but the best, and that's the Edelbrock Pro-Flo 4 system. Good opportunity to install a kill switch as the truck won't start if the Sniper is off. I just purchased a Sniper EFI, and was worried about the location of the O2 sensor. If now correct, start engine and check again. Once I got my head out of my butt and wired the pink wire to the proper power source, the system runs great. Re: HOLLEY SNIPER INSTALL & REVIEW (Replaced Fitech) "I really don't know how you ever got your FiTech to run at an AFR of 16. It made 420hp on the engine dyno. I run the Holley Terminator with no regrets, however if the Fitech or Sniper had been available when I switched I would be running one of those. The quick-start guide is all that I used initially, but it also comes with a complete, detailed user manual. Holley says the Sniper EFI will work on a spreadbore intake, but I still used a spacer/adapter. Followed to Holley EFI instillation and set up guides to a T. In the original article, I mentioned I was not an EFI expert, but after some simple research - and with the help of the Holley tech line - I was able to inflict some simple adjustments to make the Sniper even better for my application. They (being Holley tech support) have confirmed that it won't be a problem. Step 6: Open the valve on the fuel injector kit until you reach the proper fuel pressure reading for your ride. Holley will correct this mistake, free of charge. Edited September 5, 2018 by Dudeland. I sent a couple data logs to Holley and he concluded that I had EMI/RFI because of the negative timing in the data logs. Using the Holley Sniper EFI software , look at where the live cursor moves to during this occurrence, and crank no start, sniper efi wont start. Holley just brought EFI within range with Sniper EFI. With Holley Sniper, 3. Shot him a message and he had great things to say. I picked her up on 07-11-2015. I wouldn't say it's easier in terms of wiring, the Sniper EFI system may just have the edge in user-friendly installation manuals and tutorials. anyone have a start up tune for sbf?? Doesn't the Holley EFI come with start up tunes? I have messed around with the software and it looks easy enough to get your engine running with the installed tunes. Once the motor is started, you won't hear the pump at all. If you go to E85 do this: 1) Add about 35% more fuel to the base fuel table, cranking fuel, and 2 AE fuel tables. Unit primes pump, cranks & injects cranking fuel, engine fires and then dies, no run fuel is being injected after initial start. 800 cfm throttle body is probably the limiting factor, though. Holley says the Sniper EFI will work on a spreadbore intake, but I still used a spacer/adapter. Buy Holley 825071 Holley Sniper Fabricated Intake Manifold: Intake Manifolds - Amazon. How To Diagnose A Hard Starting Hot Engine By: Bill Tichenor 12/02/2009 < Back to Blog Home Holley offers tips on diagnosing hard starting engines that are already at proper operating temperatures. You can check the IAC position at the resulting rpm to verify where the hold position should be. Holley efi, do I need a dominator or will HP work for. The sniper is a bit wider than a carb. Sniper EFI four fuel injector kits can support up to 650 HP. If you don’t want to see it, can’t you just unplug it when not in use ? If it’s mounted out of sight, it probabaly won’t be very accessible while strapped in anyway. Holley Sniper EFI FUEL INJECTION INSTALLATION MANUAL. I used a bracket from Fast. The Holley Sniper EFI System is easy to install if you have moderate-to-advanced "shade tree" mechanic skills, have a good head for troubleshooting, and aren't easily frustrated. Tractor Trailer Salvage Yard Found Hiding A MEGA MUSCLE CAR STASH!!! - Duration: 25:46. • The Holley BBD Sniper EFI controller will come up with a base calibration. The sniper also has the best looking digital control screen. EFI Live will also let you do things even the GM techs can't do (although it won't read ABS or airbags), lets you log runs then run the log program in conjunction with the tune program so you can see specifically what fields are being affected at specific times in the run, ect. The kit was easy to install. Holley carburetors powered every NASCAR® Sprint® Cup team and nearly every NHRA® Pro–Stock champion for four decades. I have a mild 340 in my A100 and it blew me away the first time I took it for a ride. On the Holley Sniper support forum, some users have issues with a whistling sound. The Holley EFI Avenger, HP and Dominator EFI systems will hit the market during the first quarter of 2010 so they should start showing up on the street and track by March. Our systems deliver more power and a better throttle response, giving you the performance you need. Need to get educated on Holley HP EFI For starters, raise the "rpm above idle to start ramp" to its maximum setting then lower the hold position until the idle doesn't hang up high. Holley just brought EFI within range introducing Sniper EFI master kits! Its economically priced so you can have all the benefits of EFI and still have money to finish or upgrade the rest of your ride! Perfect for street rods, muscle cars, off road trucks or nearly any carbureted vehicle. The Holley distributor came a few months after I ran the Sniper without timing control. Holley Terminator HP EFI idle IAC erratic idle hunting tuning Fintech Repair Shop ABANDONED Boom Lift Hasn’t Moved In Over a Year and Won’t Start Holley sniper efi tuning overview. So this requires only connecting the heavy red and black wires to the battery, the yellow to the negative side of the coil, the pink wire to switched 12 volts, and the heavy blue wire. For those looking to dip their toe into the EFI waters for the first time, Holley's Terminator series EFI systems are the perfect start. Just turns over and acts like it wants to start. Holley Performance Products has written this manual for the installation of the Sniper EFI TBI fuel injection system. anyone have a start up tune for sbf?? Doesn't the Holley EFI come with start up tunes? I have messed around with the software and it looks easy enough to get your engine running with the installed tunes. EFI Connection's 24x LT1 systems are designed to output the 24x crank and 1x cam signal of a GM Gen III LS-Series engine. You can check the IAC position at the resulting rpm to verify where the hold position should be. The Holley Sniper EFI System is easy to install if you have moderate-to-advanced "shade tree" mechanic skills, have a good head for troubleshooting, and aren't easily frustrated. Ignition Hookup. There are not any O2 leaks that I can find. Ideal for six cylinder and small block V8 engines, the system provides idiot-proof tuning that stops cold start and hesitation issues, and also improves throttle response. Hopefully someone here with more experience can help me out. 5 Volts / 10. I probably need to test the ignition wire coming into the solenoid to make sure it has power. It is most definitely a learning curve no matter what you pick. Sniper EFI four fuel injector kits can support up to 650 HP. Post installation in a 66 Mustang and the attempted first start while using the settings specified in the MSD manual. You do hear the pump run for a few second when you turn the key, but it then cycles off. Logging can be triggered by an engine start, immediately with an adjustable max on time, or triggered. The Sniper is installed very simply as I've only got it hooked up to an MSD 6AL and Ford electronic distributor. Holley Sniper EFI is a perfect match for any muscle car, classic truck, street rod, or nearly any other carbureted vehicle. Msd atomic Hello I was looking at these two efi systems for my 1968 mustang and was wondering if there are any real differences between them besides the huge price difference. Re: Holley Sniper EFI suddenly severely overfueling Holley actually recommends that once it has been driven a fair amount, and running well, to go in and set the learn speed to slow, or even disabled. The Haltech 1500 is the max that I could dream of needing, even if you plan on collecting egt data for each cyl. The domestic aftermarket performance world has been abuzz about the latest low-cost EFI systems, one of which is Holley’s new Sniper EFI. Push the pump arm lever down and then adjust the pump override spring to obtain. I'm looking for any feedback on the Holley Sniper system and the FI Tech Go Street system for the 33 hotrod. Re: holley efi wont start any ideas I would suggest checking your coil wiring as well as your plug wires to make sure everything is hooked up in the correct order. Read honest and unbiased product reviews from our users. Terminator EFI. 5 Touch Screen in conjunction with a Holley Terminator EFI kit, be sure to read and follow all instructions regarding Drive By Wire throttle body operation in your kit's installation manual. You may already have an EFI compatible fuel pump in your tank, with a bypass regulator which would allow it to work with low pressure that a carb needs. This basic manual contains the information necessary for the installation of the throttle body, wiring, and sensors. I’m installing the Holley sniper tbi on a ‘86 K5 and have been reading that people on other rigs are not having issues installing the inline fuel pump being above the tank. The folks at Holley started offering TBI kits decades ago and have continued to improve them ever since. Holley says the Sniper EFI will work on a spreadbore intake, but I still used a spacer/adapter. com, the official website for Hot Rod Magazine. It draws off the gas tank a little more than it puts back. The engine is a turbocharged 363 custom small block Ford. Re: holley efi wont start any ideas I would suggest checking your coil wiring as well as your plug wires to make sure everything is hooked up in the correct order. DEBOSS GARAGE 70,168 views. Holley just brought EFI within range - introducing Sniper EFI! It’s economically priced so you can have all the benefits of EFI and still have money to finish or upgrade the rest of your ride! Perfect for street rods, muscle cars, off road trucks or nearly any carbureted vehicle. I have had several EFI Mopars, each in varying levels of tune/engine build. Holley Sniper all day everyday and twice on Sunday. 9 gallons in a 16 gallon tank! I'll talk about mounting options in my next post. I'm installing the Holley sniper tbi on a '86 K5 and have been reading that people on other rigs are not having issues installing the inline fuel pump being above the tank. way better than the previous hi-torque mac leod. Holley products for GM's popular LS engine are dominating the LS scene as well.