Holley Sniper Efi Problems

Shop Holley Sniper 231 Buick V6 parts and get Free Shipping on orders over $99 at Speedway Motors, the Racing and Rodding Specialists. I don't know for sure that the Holley setup is good, but I am pretty sure that the Atomic EFI setup is not, based on 3/3 bad experiences. EFI with dual plain intake problems and how to remedy - Duration: 10:43. Was looking at the Holley Sniper 550-865K to replace the weber carb on our 1800cc engine. The Holley SNIPER seems to have a lot more. Find helpful customer reviews and review ratings for Holley 550510K Sniper Efi Master Kit-Shiny at Amazon. FiTech EFI fuel injection is produced by the number one and America's oldest speed shops, Speedway Motors. Yeah figured that also, but a seller claimed that this would make the sniper less safe than the Terminator unit from Holley. It is not a fitech, or a sniper. These heads were ported by Modern Cylinder Head of Clinton, Michigan. The peep on that forum are pretty chill and helpful. In addition to the transmission control, drive by wire, and dual wideband oxygen sensor options, Dominator® systems have nearly unlimited capabilities to control any power adder, input, or output you can throw at them. Part # BPP550512 Description Introducing Holley Super Sniper EFI! Looking to convert your blow thru carbureted turbo engine to EFI? Look no further than Holley for the Super Sniper 4150 EFI systems featuring 8, 100LB/HR Fuel Injectors capable of supporting up to 1250 HP on forced induction or dry nitrous applications. Holley Sniper EFI upgrade (amazing price) at Edelbrock, and they are bashing the TBI system, saying it has to many problems, and not much better then a carb, the. Problems with Holley Sniper If this is your first visit, be sure to check out the FAQ by clicking the link above. Holley Sniper EFI Installation Tips the problem. Chuck Davis 28,021 views. The Sniper Stealth 4500 also features multiple Input and Output options for sensor inputs and switched outputs to control external relays. Look no further than Holley for the Super Sniper 4150 EFI systems featuring 8, 100LB/HR Fuel Injectors capable of supporting up to 1250 HP on forced induction or dry nitrous applications. So happy I did the efi and so happy I did this mod. Holley carburetors have powered every NASCAR® Sprint® Cup team and nearly every NHRA® Pro-Stock champion for four decades. Introducing Holley Super Sniper EFI! Looking to convert your blow thru carbureted turbo engine to EFI? Look no further than Holley for the Super Sniper 4150 EFI systems featuring 8, 100LB/HR Fuel Injectors capable of supporting up to 1250 HP on forced induction or dry nitrous applications. 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. Holley Sniper 231 Buick V6 parts in-stock with same-day shipping. 5 gallons Sniper Fuel System $260. In general: Im missing why the fast unit keeps being referenced in the sniper and fitech threads. If you want timing control, Holley wants to sell you an MSD or Holley EFI plug and play distributor. Wiring the Holley Sniper EFI is as simple as wiring their Terminator or their Dominator. Holley products for GM's popular LS engine are dominating the LS scene as well. 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. Thanks for the input. No problems in usability, parts quality and support. I tried to probe further and he basically mentioned that the systems seem to have electrical problems and computer problems. We Test It: Holley’s New Sniper EFI. New Holley Sniper EFI Idle Problem Just drilled mine easy pezzy I wasn’t getting the same afr as you were (v8 3. Holley Sniper EFI 4150 Super Sniper 1250 HP Shiny Finish www. "The HyperSpark is made to be a direct plug-and-play to Sniper EFI units only," says Jeff Teel of Holley Performance Products. These heads were ported by Modern Cylinder Head of Clinton, Michigan. com The Sniper EFI throttle body is a bolt-on replacement for a square-flange carburetor. Solving RF Interference Issues in Sniper Installations. FiTech EFI is dedicated to bringing the most advanced fuel injection systems on the planet supporting engines with up to 1200hp, 2X4, nitrous, boosted, and E85. PN 2910 - Throttle Body Kit. Last year, just a few months after finishing my install of the high performance engine I'd had built, my '81 Bronco was rear ended and totaled. The display/controller had the wrong software loaded in it. Find Holley Sniper EFI 2300 Two-Barrel Fuel Injection Systems 550-849K and get Free Shipping on Orders Over $99 at Summit Racing! Introducing Holley Sniper EFI 2300! It's perfect for any vehicle that came standard with a 2300 Holley Flange like some Fairlanes, F100s, Javelins, Mustangs, Thunderbirds, Cougars and more. Holley apparently moved the date to sometime in september. cnc-motorsports. As you stated, holley just recommends a spacer, and fitech states their unit doesnt much care. Holley Sniper EFI Hi-Ram Fabricated Intake Manifold Plenum Top Holley 300-280 Part Number: 510-300-280. Bronco Holley Sniper EFI Self-Tuning Kit Shiny Finish Installation - Duration: 35:59. I've had the 4 barrel version on my V8 for about a year and am very happy with it. Holley Sniper EFI install question I have been reading people’s experiences with installing the Sniper system and some have had issues with installing on dual plane manifolds, although I might be confusing this issue with FITech. Holley products for GM's popular LS engine are dominating the LS scene as well. No problems with the service truck, been on two years. After reading about a few people using it I decided to take the plunge as well. Holley 860008-1 Sniper EFI Throttle Body 90 mm. Holley Performance Products has written this manual for the installation of the Sniper EFI TBI fuel injection system. Has anyone used this? Saw some mention of using on the 3. #9 Incorrect Ignition Switch Wiring. These heads were ported by Modern Cylinder Head of Clinton, Michigan. It's an Edelbrock perf rpm. The Holley Sniper EFI handheld display quickly loads and starts a series of options to select. I went with efisystemspro. Holley Sniper EFI owners and Tech has 9,247 members. I think the skills of my tuner were the big problem with this one, that and an undetected. I installed a Holley in tank retrofit pump and sending unit. Part # BPP550841 Description Introducing Holley Super Sniper EFI! Looking to convert your blow thru carbureted turbo engine to EFI? Look no further than Holley for the Super Sniper 4150 EFI systems featuring 8, 100LB/HR Fuel Injectors capable of supporting up to 1250 HP on forced induction or dry nitrous applications. #3 Engine Ground. Location: Main Index » Forum Index » Automotive General » EFI/Fuel Injection and Engine Control Systems » Things to to do and not to do with Holley HP and Dominator EFI FusionBB™ Version 2. It doesn’t require understanding how the Inlet Air Temperature (IAT) or Manifold Absolute Pressure (MAP) sensors work. Looking to convert your blow thru carbureted turbo engine to EFI? Look no further than Holley for the Super Sniper 4150 EFI systems featuring 8, 100LB/HR Fuel Injectors capable of supporting up to 1250 HP on forced induction or dry nitrous applications. The domestic aftermarket performance world has been abuzz about the latest low-cost EFI systems, one of which is Holley's new Sniper EFI. Put an end to cold start issues, hesitations, vapor lock, and. Summit Racing carries Sniper EFI throttle body kits as well as Sniper EFI fabricated intake manifolds designed to maximize your vehicle's power while going easy on your budget. I don't know for sure that the Holley setup is good, but I am pretty sure that the Atomic EFI setup is not, based on 3/3 bad experiences. Not sure if all TB fuel injected systems are the same. When we got word that Muscle Car Restorations in Chippewa Falls, Wisconsin, was about to bolt. Sniper had good discounts for year end and the base price includes features that are an upgrade with Fi Tech. I hope is really is a plug and play product. Does anyone have any hands on experience with either the Holley Sniper or the Fitech EFI systems? Considering making some changes to my truck and was looking at these two systems. Turbo trucks been on 5 years I think. I am seeing why people still buy the 2500. Terminator EFI. Features & Benefits. The latest is the new Holley Sniper EFI — touted as a true bolt-on self-learning carb replacement. Holley has been the undisputed leader in fuel systems for over 100 years. Our Service, Product Condition, and Warranty: Discount Bandit is a shopping service that matches buyers looking for a great deal to retailers. Find helpful customer reviews and review ratings for Holley 550-511K Sniper EFI Self-Tuning Master Kit at Amazon. my quad is not choking very good but runs great after warm up. Yeah figured that also, but a seller claimed that this would make the sniper less safe than the Terminator unit from Holley. Did you ever solve your problem with the hard crank. problems that may occur on dual planes. So happy I did the efi and so happy I did this mod. I went with efisystemspro. Anyone have any insight as to the reason for the delay's ? I've tried calling their tech line but you can get through without lengthy wait. 9 gallons in a 16 gallon tank! I'll talk about mounting options in my next post. First off, I was finally able to Holley Sniper EFI Review - FFCars. 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. Introducing Holley Super Sniper EFI! Looking to convert your blow thru carbureted turbo engine to EFI? Look no further than Holley for the Super Sniper 4150 EFI systems featuring 8, 100LB/HR Fuel Injectors capable of supporting up to 1250 HP on forced induction or dry nitrous applications. In the unlikely event you have a problem with your purchase, please call Holley's tech service department at (866) 464-6553, use. It's an Edelbrock perf rpm. When we got word that Muscle Car Restorations in Chippewa Falls, Wisconsin, was about to bolt. I would think it will work for any type of aftermarket EFI system. 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. 95 $ 1,499. Does anyone have any hands on experience with either the Holley Sniper or the Fitech EFI systems? Considering making some changes to my truck and was looking at these two systems. But I found this next topic very interesting. My TB opens all four butterflies/barrels at the same time. 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. It will be installed on my 1970 Javelin 390. Order a Holley Shiny Finish Sniper EFI Self-Tuning Kit from CJ Pony Parts today! Upgrade the performance and efficiency of your carbureted engine with this Holley Sniper EFI Self-Tuning Kit. As you stated, holley just recommends a spacer, and fitech states their unit doesnt much care. #3 Engine Ground. You can also get it in the Holley Sniper BBD Master Kit. Holley products for GM's popular LS engine are dominating the LS scene as well. Holley Sniper Holley EFI. This basic manual contains the information necessary for the installation of the throttle body, wiring, and sensors. The display/controller had the wrong software loaded in it. Holley Performance Products has written this manual for the installation of the Sniper EFI TBI fuel injection system. Yeah figured that also, but a seller claimed that this would make the sniper less safe than the Terminator unit from Holley. New to FiTechAnswers to help you understand the capabilities and features available108 Topics · 892 PostsLast post: handheld lighting · 1 day ago · rwrose298. I will not be using the master kit. I have reservations with the heat/dust/vibration that we deal with in off road racing and curious how these systems will hold up. How to install a Holley Sniper TBI fuel-injection system on a big-block Chevy engine, and the benefits that go along with using EFI. Holley Sniper EFI Factory Refurbished Kits are warranted for a period of 90 days from date of sale for defects in material and workmanship. Is anyone running the Holley EFI Sniper kit? I'm considering ditching my Weber since it keeps falling apart. Holley Performance Products has written this manual for the installation of the Sniper EFI TBI fuel injection system. I'm talking 15. Summit Racing carries Sniper EFI throttle body kits as well as Sniper EFI fabricated intake manifolds designed to maximize your vehicle's power while going easy on your budget. 0 HO's return to prominence in 1982, and the addition of EEC-IV EFI in 1986. After trying to get it to lean out with no success and working with FAST and BPE, BPE sent me a Holley Sniper to replace the FAST with. The software is outstanding and these systems work incredibly well. Keith The Guy 24,799 views. The recently installed Holley Sniper EFI is not reading the O2 sensor. I created this group so that Fitech users can help and discuss technical questions. #9 Incorrect Ignition Switch Wiring. The CAN ports will provide communication between the Power Module, Throttle Body, and Handheld Controller. FiTech EFI Tuning Forum. Please include at least one social/website link containing a recent photo of the actor. Holley Sniper EFI upgrade (amazing price) at Edelbrock, and they are bashing the TBI system, saying it has to many problems, and not much better then a carb, the. I can try to help if any questions come up. It doesn’t require understanding how the Inlet Air Temperature (IAT) or Manifold Absolute Pressure (MAP) sensors work. 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. Here we look at the Holley Sniper, FiTech Go Street EFI, and the FAST EZ-EFI. The nice thing is that it comes with a hydra-mat so there's no fuel starvation issues in cornering and I've run it with only a gallon of gas in the tank with no problems. First off, I was finally able to Holley Sniper EFI Review - FFCars. Tested: Holley Sniper EFI Coyote 5. My car backfired and blew flames out of the throttle body when blipping the throttle at an AFR of 15. Installing the Holley Sniper EFI Kit February 24, 2017 Mike Aguilar Fuel Delivery , Galleries , How-To and Tech Tips , News , Slideshow 1 Click Here to Begin Slideshow I've been a Holley fan since I could say the word "carburetor" correctly, so it's no surprise when I say that one of my favorite manufacturers of electronic fuel. Holley Sniper EFI owners and Tech has 9,247 members. (Words and photos by Mike Brooks) – Part 1 in this series of articles covered the install of the new fuel system in the truck. I'm looking into efi and I was pretty interested in Holley's Sniper. Holley's Sniper EFI Kit came with everything to hook up fuel connections, ignition, electrical wiring, and an oxygen sensor. I have a question regarding how to wire the stock tach. A central point of tech info and knowledge from the Holley team and Sniper EFI users. All parts including the Holley tank with in-tank pump, new braided lines with AN fittings, Holley EFI distributor with MSD box to be able to have the system adjust the timing and the Sniper unit with touch screen totaled about $2k. Here we look at the Holley Sniper, FiTech Go Street EFI, and the FAST EZ-EFI. › Holley Sniper EFI and RobbMC Surge Tank, 351c and FMX. #4 Ignition parts. After replacement of ecu I have had no more problems. Put an end to cold start issues, hesitations, vapor lock, and. Holley Sniper EFI Factory Refurbished Kits are warranted for a period of 90 days from date of sale for defects in material and workmanship. 1 Wire Hook-Up 45,000 Volt Coil; 45 DEGREE THERMOSTAT HOUSING & 180 Degree Thermostat; 8MM ACCEL SILICONE WIRES; NEW EXTERNAL ELECTRIC FUEL PUMP, FUEL FILTER and EFI Rated Fuel Lines; HIGH FLOW WATER PUMP; DIP TUBE AND DIPSTICK. Re: Holley Sniper EFI 2 barrel! I just finished tuning a Fitech system on a mates 542 big block mopar , it is the meanstreet 800 hp system and fuel command center. 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. In general: Im missing why the fast unit keeps being referenced in the sniper and fitech threads. Holley has been the undisputed leader in fuel systems for over 100 years. The SD memory card was bad, could not read or write to it. I've been reading, reading, reading every chance I get, trying to just become more knowledgable without asking stupid questions. Not sure if all TB fuel injected systems are the same. Holley's products also include performance fuel pumps, intake manifolds & engine dress–up products for street performance, race and marine applications. Holley sniper Idle air control issue EFI with dual plain intake problems and how to remedy 1967 Turbo Camaro - Holley Sniper EFI Progresive Fixed Link Install. Advanced Features of the Holley Sniper EFI Unit Click Here to Begin Slideshow Previously, we discussed how to install the Holley Sniper EFI unit, and I mentioned that for the purists out there (like me), it's a great way to retain that awesome carb look while getting the advantages of electronic fuel injection. 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. Holley has been the undisputed leader in fuel systems for over 100 years. Yeah figured that also, but a seller claimed that this would make the sniper less safe than the Terminator unit from Holley. The peep on that forum are pretty chill and helpful. Ive been a die hard carburetor guy but I think its time to try something new. There is a bit of a learning curve though, fine tuning the ECU. Throttle Body w/Sniper EFI Logo Black Incl. I’ve adjusted cranking fuel all the way to 60 and still no luck. I am building an MK4 for a customer who bought a 427 engine/transmission package from Blueprint. I started by adjusting the fuel prime – which squirts a small amount of fuel into the intake to aid in. I bought the fitech efi unit before Holley came out with the sniper and after a bit of tuning it's been trouble free. 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. The Sniper EFI Quadrajet™ retains the same great features as the 4150 Sniper EFI version such as; four 100lb/hr Injectors, built in timing control, a 3. I was planning to go blowthrough, but I want a reliable street truck too and everyone says efi will be much more pleasing. Instant starting, even the first. Keep me updated on your sniper build, that is a great price on them right now!!! Holley Sniper EFI. Help is just a click away!. Left port has heater hose, right port has temp sensor for my Dakota VHX gauge. 0, to the Terminator EFI to the Sniper EFI. How to install a Holley Sniper TBI fuel-injection system on a big-block Chevy engine, and the benefits that go along with using EFI. But I found this next topic very interesting. #9 Incorrect Ignition Switch Wiring. We installed and ran all three units on a '66 Biscayne wagon that has a very basic small-block Chevy in it. I think the analog unit is fooling the sniper and giving it a "usable" tach signal. Holley has designed the Sniper around Holley "plug and play" parts. Love it, no problems to date but vehicle not legally on the road yet. #6 Fuel pumps. Holley provides two options for ignition. If you want timing control, Holley wants to sell you an MSD or Holley EFI plug and play distributor. Re: HOLLEY SNIPER EFI TUNING tips, info sharing, ideas, settings, etc. These full-featured throttle bodies are easy to install, can support a lot of horsepower, and will keep your budget intact. These systems work well. Out of the box there were quite a few problems. Tested: Holley Sniper EFI Coyote 5. There's a bunch of Videos on YouTube about the sniper EFi, but a quick run down:. This is a great time to visually inspect the overall Sniper EFI install. As I would slow down for a stop sign or stop light, the car would run really rough and the idle did not want to come down. I can try to help if any questions come up. Not saying that the terminator wouldn't be a better option, but terminator would put this project out of the budget. The barrel fills like a shot glass there is so much fuel being dumped. I think the skills of my tuner were the big problem with this one, that and an undetected. The temperature sensor needs to be installed anywhere but in the thermostat housing, in the intake, head or block. Yes it's mostly problems with the FCC I've read about…but that FCC was the main reason why I was interested in the FiTech system…but now that I know about all of the issues they're having, I'm not sure anymore if there's an advantage in going with FiTech over the Holley Sniper system. Entry level self-tuning EFI systems were basically designed to replace four-barrel carburetors on naturally aspirated engines. It will be installed on my 1970 Javelin 390. Yeah figured that also, but a seller claimed that this would make the sniper less safe than the Terminator unit from Holley. Now, Holley EFI products power these cars and are dominating the performance world. The unit has two ports for the MSD CAN system as well as a wiring harness. Sniper EFI $999. This is a great time to visually inspect the overall Sniper EFI install. Posted on December 19, 2017 June 7, 2018. Swapping to EFI or even to another style carburetor, required the use of adapters or changing intakes altogether. I went with efisystemspro. I started by adjusting the fuel prime - which squirts a small amount of fuel into the intake to aid in. How To Install a Holley Super Sniper EFI - Duration: 32:28. Mounting Screws w/GM IAC Provision Sniper EFI Throttle Body $206. There are not any O2 leaks that I can find. It's an Edelbrock perf rpm. INSTALLATION INSTRUCTIONS 9 POWER MODULE INSTALLATION The Power Module of the Atomic EFI system handles high current circuits such as the fuel pump and WBO2. com : Factory Five Racing Discussion Forum. I have a smile on my face every time I start it up and lay into that throttle. Hade också ett liknande problem ett tag just när den blivit var. Was not the Holley Sniper software it was for a different system. Sniper EFI Hi-Ram Fabricated Intake Manifold Plenum Top;. Ok here is what I went through the last 3 days. I went with efisystemspro. However, they're rated at almost 60 PSI, and the convenient E30 drop in EFI fuel pump is more like 3 bar (45 psi), effectively making them 85#/hr injectors instead. I am seeing why people still buy the 2500. Holley Sniper EFI 4150 Super Sniper 1250 HP Shiny Finish www. Fitech EFI Users has 8,830 members. I spent some time cleaning up older wiring and installing the new EFI stuff. Find Holley Sniper EFI 2300 Two-Barrel Fuel Injection Systems 550-849K and get Free Shipping on Orders Over $99 at Summit Racing! Introducing Holley Sniper EFI 2300! It's perfect for any vehicle that came standard with a 2300 Holley Flange like some Fairlanes, F100s, Javelins, Mustangs, Thunderbirds, Cougars and more. But after turning the key to the run position, the LCD touch screen failed to power up, indicating I didn't wire the Sniper EFI properly. I was planning to go blowthrough, but I want a reliable street truck too and everyone says efi will be much more pleasing. I definately would call holley tech and find proper location for the o2 sensor as it sounds like that's that only issue anyone's really had. I'm talking 15. They call this 1:1 linkage. Find helpful customer reviews and review ratings for Holley 550510K Sniper Efi Master Kit-Shiny at Amazon. With three new Holley EFI systems on the market today that covers just about every application known to man, we decided to make the fuel delivery system swap on our project engine using a Holley HP EFI System. Holley Sniper Electronic Fuel Injection Tech Tips – pi Performanceimprovements. These full-featured throttle bodies are easy to install, can support a lot of horsepower, and will keep your budget intact. Holley sniper Idle air control issue EFI with dual plain intake problems and how to remedy 1967 Turbo Camaro - Holley Sniper EFI Progresive Fixed Link Install. There are not any O2 leaks that I can find. Got the car from another, was told it was working prior to replacement of timing belt. "The HyperSpark is made to be a direct plug-and-play to Sniper EFI units only," says Jeff Teel of Holley Performance Products. Put an end to cold start issues, hesitations, vapor lock, and. EFI with dual plain intake problems and how to remedy - Duration: 10:43. Thanks for the input. I don't know for sure that the Holley setup is good, but I am pretty sure that the Atomic EFI setup is not, based on 3/3 bad experiences. - Verify Wiring - ECU must be powered and grounded directly at the battery and the battery is fully charged. Eliminate typical carburetor cold starting issues, hesitations, flooding and vapor lock. He claims that he sees reliability issues with aftermarket EFI and much prefers a carb - we're talking about EFI add-ons in place of a 4 barrel, like Holley Sniper. Part # BPP550512 Description Introducing Holley Super Sniper EFI! Looking to convert your blow thru carbureted turbo engine to EFI? Look no further than Holley for the Super Sniper 4150 EFI systems featuring 8, 100LB/HR Fuel Injectors capable of supporting up to 1250 HP on forced induction or dry nitrous applications. com Once you have gone through all 10 of these EFI Tech Tips, if you are still having problems, only then should you reach out to the Holley Sniper Tech Support line at 1-866-464-6553 or via email through the Technical Services E-mail System. for those unfamiliar with these this is the new Holley Carb replacement system. Holley's Sniper EFI Kit came with everything to hook up fuel connections, ignition, electrical wiring, and an oxygen sensor. Holley is a very recognizable name in the automotive industry!. There are known issues with the system such as the "high idle" but it is an easy fix. Installing the Holley Sniper EFI Kit February 24, 2017 Mike Aguilar Fuel Delivery , Galleries , How-To and Tech Tips , News , Slideshow 1 Click Here to Begin Slideshow I've been a Holley fan since I could say the word "carburetor" correctly, so it's no surprise when I say that one of my favorite manufacturers of electronic fuel. Thankfully, Holley has just announced their new Sniper EFI for Rochester applications. It will be installed on my 1970 Javelin 390. I've been thinking about installing either a Holley or. This basic manual contains the information necessary for the installation of the throttle body, wiring, and sensors. Takes several attempts to start cold but once it starts it runs good until it is shut off. 60 efi fj60 holley wagon; Though if I ever have problems with my carb again (after I get my JimC rebuilt back. Yeah figured that also, but a seller claimed that this would make the sniper less safe than the Terminator unit from Holley. Holley says the Sniper EFI will work on a spreadbore intake, but I still used a spacer/adapter. This driver circuit allows both PWM control… FiTech Fuel Injection, USA [email protected] Oh yea I am running the bosh sensor. It puts an end to carburetor cold start issues, hesitations, vapor lock, and flooding. #6 Fuel pumps. Sniper EFI Problems. I already wanted to do timing control anyways so I'll be contacting you about one of those Holley EFI dual sync. Holley's Terminator EFI has a throttle body that looks like a four barrel carburetor but has the same airflow design characteristics as the Holley EFI used on NASCAR's Sprint Cup cars. Holley Super Sniper HP EFI Install: Advanced Features May 11, 2018 Mike Aguilar Fuel Delivery , Galleries , How-To and Tech Tips , News , Slideshow 1 Click Here to Begin Slideshow Not long ago, I introduced you to Holley's Sniper EFI 4150 Super Sniper EFI, a TBI-style fuel injection system that can support up to a whopping 1250 HP. Also, the Holley Sniper EFI has been in development for a long time to compete with other bolt-on TBI systems. Ok here is what I went through the last 3 days. 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. So I quickly realized that the adapter for the Holley to Weber is for an approximately 36MM bore, the Sniper is 40mm bore, no biggie, I have to get the intake off and hogged out, so I will get my guy to make it bigger at the same time. Chuck Davis 33,543 views. Builds 1985 FJ60 Gets a Holley Sniper EFI Setup. Pink Wire must be attached to a 12V+ switched source that has voltage during cranking and run positions of the ignition switch. I think they're on first name basis with tech support. 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. So happy I did the efi and so happy I did this mod. Holley carburetors have powered every NASCAR® Sprint® Cup team and nearly every NHRA® Pro-Stock champion for four decades. Also, the Holley Sniper EFI has been in development for a long time to compete with other bolt-on TBI systems. Part # BPP550512 Description Introducing Holley Super Sniper EFI! Looking to convert your blow thru carbureted turbo engine to EFI? Look no further than Holley for the Super Sniper 4150 EFI systems featuring 8, 100LB/HR Fuel Injectors capable of supporting up to 1250 HP on forced induction or dry nitrous applications. The SD memory card was bad, could not read or write to it. I don't know what that ready to run distributor is putting to the coil, but I think it's some kind of pulse that the sniper is not happy with. for those unfamiliar with these this is the new Holley Carb replacement system. com after some research, I called up and chatted with the head guy there, Chris, for a good 30 minutes about what I wanted and what would be best. 95 Get it as soon as Wed, Jul 31. Features & Benefits. This helped and stopped the problem or would have prevented it. Using the handheld, navigate to Tuning > Basic > Basic Idle and ensure your target idle speed is set to the RPM you desire. Holley is a very recognizable name in the automotive industry!. One the sniper kit, the other the pump/fittings kit. I tried to probe further and he basically mentioned that the systems seem to have electrical problems and computer problems. Wiring the Holley Sniper EFI system is a breeze with our Infinitybox 10-Circuit or 20-Circuit Kits. Since Holley built the 32/36 Weber under license back in the 70s (check under the hood of a Pinto) it would make sense for them to use a throttle body--because that's what this really is--TBI--that's compatible with--and uses the same mounts--as the Holley-Weber carb. Re: Holley Sniper EFI The Holley Terminator TBI had the annular discharge fuel rings (in throttle bores) long before FiTech did. But after turning the key to the run position, the LCD touch screen failed to power up, indicating I didn't wire the Sniper EFI properly. Lucky for me, the Sniper EFI doesn’t require me to upload and adjust fuel maps or tables. Terminator EFI. Holley Sniper EFI 556-152 Sniper EFI HyperSpark Ignition Coil please let us know if you have any problems with your purchase before leaving feedback so we have a. The Sniper Stealth 4500 also features multiple Input and Output options for sensor inputs and switched outputs to control external relays. 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. First is the system type, which includes the part number of our Sniper EFI kit. So, anyone running the Holley Sniper EFI on thier engines? Does it work good? Any changes needed to make it run other than the O2 location in the manifold? Thinking of upgrading for one on my OMC 5. Simplicity is achieved through with less wiring to ease installation plus programming is simple with. Battery power/ground for Holley Sniper EFI Hello all, Just perusing the instruction manuals for all of the Holley EFI products and I see that in each and every one, it tells you that the main power wire MUST be connected to the positive battery post, and the main ground wire MUST be connected to the negative battery post. Introducing Holley Super Sniper EFI! Looking to convert your blow thru carbureted turbo engine to EFI?. Neither one are very computer knowledgeable and they had lots of problems with it. Holley's new Sniper EFI self learning system is not projected to be available until late June or July. As a single solution, or partnered with products from other Holley companies - Hooker Headers, Flowtech Exhaust, NOS Nitrous, Weiand, Earl's Performance Plumbing, or Diablosport - Holley products can give you the edge you need over the competition. Holley's products also include performance fuel pumps, intake manifolds & engine dress–up products for street performance, race and marine applications. Swapping to EFI or even to another style carburetor, required the use of adapters or changing intakes altogether. Wiring the Holley Sniper EFI system is a breeze with our Infinitybox 10-Circuit or 20-Circuit Kits. Features & Benefits. Soon there will be a CAN bus connection that will allow Sniper to use many new Holley EFI gauges and displays. So I quickly realized that the adapter for the Holley to Weber is for an approximately 36MM bore, the Sniper is 40mm bore, no biggie, I have to get the intake off and hogged out, so I will get my guy to make it bigger at the same time. 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. We Test It: Holley’s New Sniper EFI. We also shielded the trigger wire, as on the Chevy engines the distributor is at the rear, which is also where the wiring comes out of the throttle body and we did not want any problems. Holley's Terminator EFI has a throttle body that looks like a four barrel carburetor but has the same airflow design characteristics as the Holley EFI used on NASCAR's Sprint Cup cars. This basic manual contains the information necessary for the installation of the throttle body, wiring, and sensors. Wiring the Ignition to Holley’s Sniper EFI System.