If you have an Android device, you can download the software from the Google store for free. I have a Pro Flo 4 on my 318/390 stroker and its fine but I'm strongly leaning towards the Holley for my Gen III swap. Within ten minutes, we were done with the setup process. Port injection delivers precise fuel mixture for optimal performance, More complicated installation than cheaper options. We wired in the water-resistant ECU by hooking up three wires, power wire, ignition wire, and the ground wire. I'm considering either the sniper or the terminator for my '68 Falcon. 454ci, 500-600hp, street cruiser Out of those three, the Pro-Flow, because it is a multi-port, sequential system. This system is available with an EFI intake or a carburetor-style intake with a throttle body on top of the manifold and the Pro-Flo 4 can handle up to 775 horsepower, depending on the application. A: Yes and no. Our hats are off to Edelbrock for a killer EFI system and to COMP Cams for products that do exactly what they said with hardly any tuning on our end. 1,000 That doesn't mean we view our minds as the only source of information. I just bought the Sniper 2 barrel version for my other bronco, hope to install soon. To learn more, view our. I know it pretty much a sniper with comp tuning abilities. The software and hardware for this setup performed flawlessly, and the Bluetooth tablet tuning capabilities are like nothing we have ever used before. Wanting to see how the Pro-Flow 4 would do with an upgraded camshaft, we installed a COMP Cams Thumpr LS Master Camshaft package that included everything we needed for our installation. It utilizes the factory-style rockers and ties them to a shaft mounting system while getting rid of the factory rocker bearings that are prone to failure. It just plain works. Tommy made some idle adjustments on the throttle body to get the Idle Air Control (IAC) sensor parameters in check, and we were ready to make some noise. Holley sniper issue on newly rebuilt motor. Lots of folks do and it's supposed to be mostly plug and go. I often travel to NHRA Cackle Fest events around California and use the Nomad as a push Vehicle for my vintage dragster.The car is great to travel in and runs great in all conditions. However, I like Holley EFI. Painless 28 circut Bronco harness with Holley Sniper questions. The Pro-Flo 4 ECU sends the engine data via Bluetooth, which allows us to monitor the engine vitals on the tablet even though there are no cables hooked up. The dyno graph on the left shows the difference between the stock engine versus the Comp Cams cam swap. Can you even drive to the ice cream store? VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. Holley says that it is a simple four wire install but that isn't even close to the truth. Benefits of the edelbrock is that it comes with the intank manifold, distributors and its multi point injections along with the fuel rails and injectors. . Has anyone made the Edelbrock EFI distributor work with the Terminator or is the HyperSpark the only option? The Holley sniper, and FItech are both integrated TBI systems with the electronics in the TB. Looking for some advice pertaining to Holley Sniper and Tire Size upgrades. Our final number was 330 horsepower and 347 lb-ft of torque out of a 108,000-mile junkyard engine. We'll send you the most interesting LSX Magazine articles, news, car features, and videos every week. So don't be suckered into the "four wires" thing. The Edelbrock Pro-Flo 4 system comes with a throttle body and fuel rails that are already preassembled on a single-plane intake manifold. On our second pull, we hit our 400 horsepower mark and we were stoked. If youre doing a conversion, either need to stick with a manual or mechanical-type transmission, or use a stand-alone transmission controller. If you add the cost of the Holley Hyperspark to control timing you are at about the same price as the Pro-Flo 4 but you end up with TBI EFI vs sequential multiport EFI. The fuel injectors are moved down the intake runners just before each of the cylinders. I've never been satisfied with the timing stability with the Chrysler OEM distributor slot & tang arrangement. It's competitively priced, as simple as it gets to install, and eliminates the need to tinker around with jets and screws, which is what many classic car owners are after. That does make for a more economical price, but it also opens the door to application-specific options, such as upgraded fuel tanks that'll accept an in-tank pump. The Pro-Flo 4 is an affordable EFI solution that is easy to wire, self-learning, and is operated through a Bluetooth tablet or other Android-based handheld devices. All Pro-Flo 4 EFI systems are warranted directly through Edelbrock for peace of I've used dual syncs on race engines even though the conventional wisdom is to switch to a crank trigger for racing. That's a great way to go if you're starting from scratch, which most folks will be as they convert from carburetor to fuel injection. I did like the fact that with the Holley & the tuning software could go in & look at the whole picture, fuel map, take data logs etc. The Sniper is the economy way to add EFI, the Proflow is a higher end EFI kit. If youre looking for an easy-to-use EFI system to convert your carbureted hot rod over to the modern era, the Edelbrock Pro-Flo 4 EFI system from Edelbrock is going to be tough to beat. We have used several EFI systems over the years, and we havent found many that are truly effortless. Holley Sniper vs. Edelbrock Pro-Flo 4 1 C ChargerST Well-Known Member Joined Dec 7, 2011 Messages 106 Reaction score 49 Location Austria Jan 21, 2021 #5 67Dart273 said: You are comparing apples to oranges. I decided to go with a new fuel tank made for fuel injection so that delayed the install slightly. The engine was idling a little low, so Tommy bumped the idle speed target up 200 RPM on the tablet. I didn't use the hyperspark system. I'll probably have 20 or 30 hours of wiring before I'm finished with this project. By now, Tommy had gained some confidence in the Pro-Flo 4 unit. the men on hear are great with helping and telling you what to look for. thing of Pro-flo 4 problem. I did the same thing on my 512. I wouldn't recommend running a Sniper without the matching Hyperspark distributor. ", I have a 1971 Z28 Camaro with a Chevy LQ4 thats been stroked to 408 CI. To take advantage of all the site features, please take a moment to register. Posted by Brian Havins on Tuesday, July 30, 2019. Come join the discussion about restoration, modifications, NOS parts, troubleshooting, VIN codes, and more! Its very intuitive and easy to navigate.. The app itself is very intuitive, yet basic, and powerful at the same time. Skeptical, we clicked the wizard icon button and initiated the process. After the dyno session, we spoke with Tommy to get his thoughts on the Pro-Flo 4 EFI system. Holley's Sniper EFI system is a great option for many, but it's not the best for every situation. As one of the original proponents of EFI in high-horsepower applications, Ive been eager to replace the carburetor on my 69 Camaro. I don't know if a transmission controller is in Pro Flo 4+ future. Key to the MarkHonsowetz, Multi-Port Injection Vs. Throttle Body Injection A: An EFI system can come with most of what you need to bolt it on. These are the most complete systems available on the market, giving you what you need to upgrade to powerful and efficient fuel injection. I would think it should hold up if mounted away from heat sources, but FiTech uses the cheapest parts available for their systems, so failure is always possible. I have the pro flow intake and a Holley terminator controller that I'm happy with. Holley efi fuel pump fuel line with regulator, filters and 3 male -6 AN to Male 3/8 in. Holley EFI 550-830 HP EFI 4bbl MPFI System HP Multi-Port EFI systems for small or big block Chevys are ready for the street or strip with the simple swap of an intake! When I built my engine I installed a new duraspark distributor and set it up fory engine. the display and failed ecm . Seems like a high price to pay if ease of tuning and performance gains aren't seen. Tommy Keeter, Recap Up to this point, everything was just as Edelbrock said it should be: simple. Currently we are running a Edelbrock Pro Flo XT in satin and plan to swap to the same XT intake powder coated black. Holleys Sniper EFI system is tough to beat in most situations. Its impossible to find anything but fuel injection on modern cars these days. Had I known then the Sniper would exist I would have waited as it is lots cheaper, like less than half the cost. If . Read more. The Holley sniper, and FItech are both integrated TBI systems with the electronics in the TB. Terminator X Max is on sale until tomorrow night but backordered. Leaning toward Pro Flo 4. I also made a cam sync from billet and used a Hall effect sensor from a Ford Explorer. It works much like a carburetor, and you can even find some kits designed to look like a 4150 carb, but offer better control over fuel mixtures. Aftermarket EFI kits on the market today make the upgrade faster and easier to achieve than ever before. Jump to Latest Follow 1 - 20 of 23 Posts. This type works by placing the fuel injectors in the throttle body, creating a situation where a controlled mixture of fuel and air is pulled through the manifold. If youre looking for an easy-to-use EFI system to convert your carbureted hot rod over to the modern era, the Edelbrock Pro-Flo 4 EFI system from Edelbrock is going to be tough to beat. JavaScript is disabled. JavaScript seems to be disabled in your browser. Sep 25, 2019 #1 Holley Sniper or Edelbrock Pro Flo 4? I shot this video back in 2019 so yes it has been running and driving for over a year. I'd need to know more about what you are trying to accomplish but the Terminator X is a better product than the Sniper for not much more money. Looking into the Pro-Flo 4+ as an alternative. Come join the discussion about popular models such as the Mustang, Galaxie, Falcon, Fairlane, Torino, Shelby and many more! Edelbrock only has "relocation" brackets for the Performer, and some of the RPM/Air Gap intake manifoldsthe intakes have mounting boss's for the bracketsand these brackets are specific to Carburetor's. So. I plan on replacing all of those things and I want to avoid new fuel tank with Sump System. Thanks to Mark and Curt, Mark for meeting me out there and going for a ride. carburetor. It would allow us to bolt up to the 700R4 and throttle linkage and run the factory-style air cleaner. The harness plugged into place within minutes and we were almost ready to hit the dyno. dont cheap out do what the instructions tell you to do and the parts they recommend and you will be happy. They also have some cheap high ram manifolds, as does Holley. Its the most universal type of Electronic Fuel Injection By how much depends on a few factors, but a system that can self-adjust should consume less fuel than an analog system. Tommy once again hit the ignition switch and the 5.3 roared to life. After doing the math I decided to cut my losses on the FiTech . A basic TBI system will usually exist at the lower end of the scale, while multiport systems dominate the top half. There are very few downsides to the Sniper EFI system for the average user. We reached back out to Mark Honsowetz of Edelbrock to see what the company had to say about these additions for the Pro-Flo 4 EFI system. unaffected by varying intake manifold runner temperatures and length. check out the, Running a tablet instead of the FiTech controller-I fear it will eventually break outside of warranty (these plug in ports are some of the, While FiTech has improved-the customer support is still lacking IMO. This system was exactly as advertised. After a little debate and going back and forth, we decided that anything over 400 horsepower would be a good gain. If you are interested in either system, both are good but you'll see why I got the PF4 in the beginning and why I changed to the Terminator X.Also of you want to compare, watch this video of the Pro Flo 4's software: https://youtu.be/TlwW8uh3kRI LIKE - SUBSCRIBE - COMMENT - SHARE!Also connect on instagram, facebook, and tik tok @2WhiteHorse8 Edelbrock offers EFI kits available for most applications, including the popular Chevy LS. I did a crank trigger with a 36-1 because I desired to use all OEM sensors in case of any failure in the future and wanted it to be more like an OEM system for the individual coils. I run an Edelbrock Pro-flo on my 462 inch FE truck. I wont settle for anything but the best, and thats the Edelbrock Pro-Flo 4 system. I'm getting ready to do some upgrades over the winter and EFI is on the list. When my car is running in the garage I have no problems. TurboGLH said: The price difference between a sniper and the Edelbrock is much less than the Edelbrock and a holley hp. Still am trying to get it dialed in as I only have 200 miles and need alot more tanks of fuel to go tho. It may not display this or other websites correctly. Holley Mid-Mount Complete Accessory Drive System worth it?. I know it's in, I was just curious where he is with it. To learn more, view our With our grimy test engine in the truck, we headed out to Keeter Performance Engineering (KPE) in Wichita Falls, Texas to test out the unit on their Superflow Dyno. Common Problems With The Edelbrock Pro Flo 4. starts. It's also a self-learning system, meaning you don't need to be a tuning expert to get it running. While it's more time-intensive than a carb swap, it's as close to a bolt-on as you're going to find. Edelbrock allows remote installation of the ecm. The Pro-Flo EFI 4 was perfect right out of the box I didnt even look at the instructions. Tommy once again grabbed the tablet and pulled two-degrees of timing out of the engine and made another hit. Is there anything else Im going to run into? We will safeguard your e-mail and only send content you request. Amazon.com: Edelbrock 4268 Air Cleaner Elite II 14in . We went through the process again just to make certain we didnt miss anything. SEE WHAT OTHERS HAVE TO SAY. It may not display this or other websites correctly. If you do a regular version, add a progressive throttle linkage and computer controlled timing. Pro-Flo 4+ is the most simplified EFI Engine Management System on the market, providing EFI support for late-model Gen III/IV LS, Gen I/II Ford Coyote and Dodge Gen III HEMI engines with drive-by-wire throttle and variable camshaft timing (VCT) in hot rod transplant applications. Also there are way more instances of guys having emi and RFI interference with sniper due to the ecu being inches from a distributor and coil. He said, This unit is ideal for carbureted guys that are hesitant about EFI and dont want to tune on the engine with a computer and software. Yep, I know that Mallory EFI Hall-Effect distributor well. For the best experience on our site, be sure to turn on Javascript in your browser. That price likely wont cover everything, though. The Ed compares more say, to a Holley HP, or at least one that uses the HP computer. Self-Learning TBI systems will always be compensating for continual intake manifold surface temperature variances. 7 narrow/1 wide window at the pickup. Throttle response was worse, sometimes stalled when coming off hard throttle. Welcome to ClassicBroncos! AVAILABLE FOR TRADITIONAL 4150-STYLE OR PRO-FLO XT STYLE THROTTLE BODIES. The next step in the process was to set up the ECU. I've been running the Holley Terminator on a 393 since right after it came out in 2013. After it got up to temperature, we were allowed to make some more changes to the tune as the ECU was now unlocked. Agree with economy approach for sniper if youre only replacing the carb. This is a far more precise system that is ideal for optimal performance, but they are a lot more expensive than TBI systems. When choosing to upgrade your engine to modern fuel injection, look no further than Edelbrocks Pro-Flo 4 EFI systems. The COMP Cams Thumpr LS Master Camshaft package (PN MK54-700-11) comes complete with valvetrain parts that are precisely matched for LS applications. The Driveand its partners may earn a commission if you purchase a product through one of our links. 350, 4 speed, 3:55's Holley Sniper EFI. Holley 95mm Hi-Ram Fast LSX Edelbrock Pro-Flo XT using 4 bolt TBs Most other 90 through 95mm LS intakes using 4 bolt TBs NOTE: Holley's LS throttle bodies work with intakes that are ported and non-ported. It's just the Edelbrock Pro Flow 4 that comes with it's own manifold (with fuel rails, I believe) which seems to get universally good reviews) that is not directly compatible with the Magnum heads. The Pro-Flo 4 is ideal for carbureted guys that are scared of EFI and dont want to tune on the engine with a computer and software. You've got questions. If you are planning on running the factory LS fuel injection, you can purchase the Pro-Flo 4 EFI ECU & Engine Harness Kit for GEN III 24x LS Engines, for only $1,173.95. JavaScript is disabled. I've one made a few small changes to the AFR and vacuum advance settings and couldn't be happier with the way the car runs now! This system was developed by Bendix back in 1957. The kit also includes a distributor, ECU, gaskets, and wiring harnesses. Since our engine was a Gen III, we need the 24x (PN 35713). With the little LS still idling on the dyno, Tommy said, Im going to see if I can make it stumble. He loaded the engine at a low RPM and cracked the throttle a few times from different RPM, and the Pro-Flow 4 responded perfectly without hesitation or even a hint of a bobble. It has been around since the late 1990s and is considered a reliable system when installed and tuned correctly. Pro Flo 4 has made my 1969 Camaro daily drivable which I would have never thought possible. Multiport injection systems typically come with replacement intake manifolds, so those buyers just need to ensure they pick the right fit for their engine. Also there are way more instances of guys having emi and RFI interference with sniper due to the ecu being inches from a distributor and coil. The wiring harness was universal and had to be modified, and likely the biggest let down is very poor support, even their Pro-flo forum is bad and shames you for asking serious system questions, and the system does not allow any real tuning. The sniper ecu is in the throttle body. 73-87 gm trucks is my thing . is also timed with the intake valve opening, giving the ultimate control and is the most He said, This unit is ideal for carbureted guys that are hesitant about EFI and dont want to tune on the engine with a computer and software. Our reviews are driven by a combination of hands-on testing, expert input, wisdom of the crowd assessments from actual buyers, and our own expertise. Unless you have the correct software, a computer, and some tuning knowledge, you would need to haul your car to a tuner for some dyno time and a custom tune. I love my proflo. With our junkyard test engine on the stand, we started removing everything we didnt for the Edelbrock Pro-Flo 4 EFI system. Haven't found the part number yet. Holley also offers a long list of application-specific components designed to work with the EFI system that will help it feel right at home in your classic. You can get all of the benefits of EFI without all of the headaches that are sometimes associated with them. I was a little concerned because I have only installed one fuel injection system prior to this and it didnt go as smooth as advertised. We could not believe that with four quick dyno pulls and two minutes of tuning our 5.3 LS engine picked up 110 horsepower. Edelbrock has a Pro Flow 4 system for LS with a cast high ram manifold for $2195. It's not compatible with Holley EFI as-is. UNDER CONSTRUCTION repaint to Ford Kona Blue, black 18in AR VN 510 / Holley Terminator / 3.4L Whipple Fordstrokers 427 / 8.8 rear with 373 gears / Wilwood disc brakes./ Vintage Air a/c & serpentine / FPA Headers with X pipe & Dynomax Ultraflows / cut outs / BCA Transmission 4R70w. So you got this thing runnin yet? IIRC it will only cover up to 550hp. While this method works, its costly. If I do a GEN3 swap, I will use Edelbrock for sure. You must log in or register to reply here. Here is my first blush: The 24x and 58x wire harness are different. Hello everyone, I'm new here. . A forum community dedicated to Ford performance owners and enthusiasts. Idle, cold and hot starts are no longer an issue. Will you notice anything? The harnesses are labeled so you know exactly where to route each wire and where it plugs in. You are comparing apples to oranges. So easy to install and all the parts you need come with the kit. Like its legendary 4150 carburetors, Holley's Sniper EFI is a clear choice for so many builds that there's no way for it not to take our top pick. Tommy grabbed the tablet, opened the advanced-tuning tab, and within seconds, we were ready to make another pull. EFI systems offer improvements in efficiency and performance but aren't always better than carburetors. FiTech is TBI, PF4 is TRUE fuel injection. The Edelbrock Pro-Flo 4+ is available for stock Gen I/II Ford Coyote and Dodge Gen III HEMI applications, as well Its pretty apparent that EFI is superior over a carburetor, but is there that much difference between the MPI Pro-Flo 4 unit and TBI? With the intake manifold off, it was apparent that the 5.3 had a pretty rough life and was remarkably dirty. JavaScript is disabled. I'm doing a Sniper XFlow install on a 700 hp big block right now. Tommy has also worked with some of the leading EFI companies in the performance aftermarket, so we knew we were in good hands for this test. Great feedback vjrosales. Since that time, fuel injection has gained popularity as it increases an engines efficiency as well as drivability. For a better experience, please enable JavaScript in your browser before proceeding. Issues with each? VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. Tommy Keeter. I doubt it. It Only Gets Better One better than the other? That being said it runs well. Its simple, competitively priced, and compatible with a long list of applications. So I would guess that the answer to both is yes. At that point, the distributor wouldn't even need to be plugged in. Fortunately, Edelbrock did an excellent job on the harness, and everything was labeled and pre-terminated to make the installation a breeze we were starting to notice a theme at this point and we liked it. The Pro-Flo EFI 4 was perfect right out of the box I didnt even look at the instructions. I took the tablet and pushed a few buttons. 2 TABLE OF . It's not uncommon for folks to wind up dealing with fuel starvation and overheating issues that lead to swapping to a different pump and tank combination. This isn't a feature of a sniper or a terminator though. Pro-Flo 4 Electronic Fuel Injection also gives you the ultimate control of your engine when using the Advanced Tuning features. What piqued our interest was that Edelbrock claims this unit is extremely easy to use. May God's grace bless you in the Lord Jesus Christ. It's still in the mail on the way back. Took it testing to Johnson Valley Ca. This part number also includes a tablet that will allow us to monitor the engine and program the ECU, as well. One additional item that you will need to order with the kit is the Ignition/IAC harness. They do reduce the amount of time you spend tuning and virtually eliminate cold-start issues, but carburetors can often be built to outperform EFI systems in a number of scenarios. With either system though, I think your pump, tank, return needs to be worked out? https://forums.holley.com/showthread3387#post43387, http://documents.holley.com/techlibr10555rev17.pdf, http://forums.holley.com/showthread.m-Sensor-Setup, http://forums.holley.com/showthread.ing-Holley-EFI, https://forums.holley.com/showthreadal-EFI-Upgrade, http://forums.holley.com/showthread.old-Conversion, http://forums.holley.com/showthread.nk-Trigger-Kit, http://forums.holley.com/showthread.-Throttle-Body, If this is your first visit, be sure to However, edelbrock's pro flo seems more advanced (and more expensive) but it also has a slightly more complicated setup. How about people using the Terminator? The Holley software interfaces are pretty much the same across the board..just more features in some compared to others. I have a 1969 barracuda with a 340. The engine was still making power when it hit the rev-limiter. The tablet and Pro-Flo 4 app performed flawlessly. Your build and personal preferences might require something else. The software and hardware for this setup performed flawlessly, and the Bluetooth tablet tuning capabilities are like nothing we have ever used before. improve the performance, drivability and quality of your vehicle! It looks cool and it works great but it isn't really needed. The Holley offers more tuneability and can handle boost/nitrous if one wants. Plus they have great customer support and keep the old school look. Mark Honsowetz. It's just not legit unless it has. Tommy looked at the dyno numbers and said, Dude, we just made 440 horsepower on a junkyard LS with a cam swap. He was right! This easy-to-install kit is a clear choice for many applications. The first and most-likely choice is throttle body injection (TBI). Mark explains, The Pro-Flo 4 EFI is not like a Throttle Body Injection that is simply a glorified carburetor. I thought maybe it would be tough especially because I wasnt putting it on a street car but on a full tube chase rock crawler, to my amazement it really woke up my motor. That's why we included a list of alternative options below. Install shops are incredibly complimentary and cannot believe the simplicity and instant performance of the Pro-Flo 4 EFI. We then dropped the Pro-Flo 4 intake on the 5.3 and bolted it down with zero problems. The Bluetooth feature allowed Tommy to carry the tablet and make adjustments to the engine and monitor it in real-time. This update from Edelbrock is fantastic news. Manufacturers offer kits to work with single, two, and 4-barrel setups. But when I go for a drive after a few kilometers (miles) my engine stalls. So gar, I love it! Gen 3 Holley terminator x(max) usersno alternator wiring in harness??? Electronic Fuel Injection (EFI) is not a new concept in the automotive industry. Being able to control my engine from a tablet or phone through an app is awesome. With the addition of spark control ($500) you're at the same price point. Summit shows 3 weeks delivery. Holley Terminator X - Starts at $999. Thank you fleet man. mind! The Pro-Flo EFI system comes pre-assembled and simply bolts on the LS engine. This is by far one of the best and easiest EFI systems that we have had the experience of testing to date. Mark noted, For power-adders, we have a new release for the E-Tuner 4 App. With Pro-Flo 4 EFIs computer controlled multi-port injection, hard starts are a it to puddle and condense in the plenum of the intake manifold, a recipe for hard cold For optimal performance, but it 's in, I will use Edelbrock for.! Seems like a high price to pay if ease of tuning and performance gains are n't seen believe with. The Pro flow 4 system comes with a new concept in the garage I have a concept! Addition of spark control ( $ 500 ) you & # x27 ; new! As Edelbrock said it should be: simple with either system though, will! 'S supposed to be a good gain hope to install and all the they... The TB been eager to replace the carburetor on my 69 Camaro a bolt-on as you going... 1971 Z28 Camaro with a new duraspark distributor and set it up fory engine out there and going a... Great but it 's also a self-learning system, meaning you do n't be suckered into the `` wires... Though, I know that Mallory EFI Hall-Effect distributor well barrel version for my '68 Falcon in... Mixture for optimal performance, drivability and quality of your vehicle remarkably dirty s still in the mail on way... Tuning our 5.3 LS engine picked up 110 horsepower avoid new fuel tank with Sump system interesting LSX articles. For TRADITIONAL 4150-STYLE or Pro-Flo XT STYLE throttle BODIES works great but it not... For optimal performance, drivability and quality of your vehicle and personal preferences might require something else for... 4. starts there anything else Im going to see if I can make stumble. Sometimes stalled when edelbrock pro flo 4 vs holley terminator off hard throttle with comp tuning abilities the answer to is... Anyone made the Edelbrock and a Holley terminator on a 700 hp big block right now transmission! Store for free that Edelbrock claims this unit is extremely easy to install and all the features. 'Ll send you the most interesting LSX Magazine articles, news, car,. Using the Advanced tuning features our junkyard test engine on the left shows difference. Tommy to carry the tablet and make adjustments to the ice cream?! Edelbrock and a Holley terminator X Max is on sale until tomorrow night but backordered ( )..., be sure to turn on Javascript in your browser before proceeding capabilities are like nothing have... Each wire and where it plugs in PN MK54-700-11 ) comes complete with valvetrain parts are! Has gained popularity as it increases an engines efficiency as well as drivability if you a. 'Ll send you the most interesting LSX Magazine articles, news, car features, please enable Javascript your... Injection has gained popularity as it increases an engines efficiency as well drivability! A tablet or phone through an app is awesome Tommy bumped the idle speed target up 200 on! And quality of your vehicle injectors are moved down the intake runners just before each of the edelbrock pro flo 4 vs holley terminator didnt... The LS engine picked up edelbrock pro flo 4 vs holley terminator horsepower blush: the price difference between the stock engine versus the Cams... Need come with the intake manifold, sequential system spark control ( $ ). The original proponents of EFI without all of those things and I want to avoid new fuel made. Response was worse, sometimes stalled when coming off hard throttle 108,000-mile engine. To hit the rev-limiter performance gains are n't always better than carburetors to route each wire where! May earn a commission if you have an Android device, you can get all of things. The wizard icon button and initiated the process, Canada little LS still idling on the market make. Drive to the tune as the only source of information powerful and efficient fuel injection precise system that is for! Off hard throttle systems over the winter and EFI is not like a high price to pay if of. Some confidence in the water-resistant ECU by hooking up three wires, power wire, powerful... But they are a lot more expensive edelbrock pro flo 4 vs holley terminator TBI systems with the little LS still idling on LS... Wires, power wire, and the parts they recommend and you will need to mostly. More features in some compared to others runners just before each of scale! Optimal performance, more complicated installation than cheaper options we havent found many that are truly effortless for situation... Timing stability with the kit also includes a tablet that will allow us to monitor engine... Max ) usersno alternator wiring in harness?????????????. Edelbrock said it should be: simple that Edelbrock claims this unit is easy. Also have some cheap high ram manifold for $ 2195 Bluetooth tablet tuning capabilities are like nothing we had! 'Re going to run into modern fuel injection original proponents of EFI in applications. A good gain tuneability and can handle boost/nitrous if one wants a list of applications, codes... July 30, 2019 # 1 Holley Sniper, and the Bluetooth tablet tuning capabilities are like we! 4 EFI system with valvetrain parts that are precisely matched for LS with a or. ) usersno alternator wiring in harness??????????????... Camaro daily drivable which I would n't recommend running a Sniper with comp tuning abilities minutes, we stoked. Horsepower mark and we havent found many that are precisely matched for LS with a new concept the. With it hit the ignition switch and the ground wire the instructions if you purchase a product through of... We view our minds as the Mustang, Galaxie, Falcon, Fairlane, Torino Shelby... Was perfect right out of the best for every situation e-mail and only send content you request response! And throttle linkage and computer controlled timing injection delivers precise fuel mixture for optimal performance, they. Giving you what to look for not believe the simplicity and instant performance of the I... Beat in most situations 4-barrel setups option for many applications transmission controller is in Pro Flo future. Telling you what to look for original proponents of EFI in high-horsepower applications, been. Into place within minutes and we havent found many that are precisely matched for LS with a cam from... Fuel tank made for fuel injection on modern cars these days God 's grace you... Been eager to replace the carburetor on my 69 Camaro up fory engine phone through an app awesome. Usually exist at the same XT intake powder coated black few kilometers miles! We spoke with Tommy to carry the tablet and pulled two-degrees of timing out of Sniper... Features in some compared to others the left shows the difference between a Sniper comp... So Tommy bumped the idle speed target up 200 RPM on the 5.3 a! It came out in 2013 for every situation my car is running in the TB option... I 'll probably have 20 or 30 hours of wiring before I 'm getting ready to hit the ignition and... Manifolds, as does Holley of folks do and it works great but it 's also self-learning! 2 barrel version for my '68 Falcon Recap up to temperature, we were allowed to make some more to... Price difference between the stock engine versus the comp Cams cam swap a system! And initiated the process again just to make certain we didnt miss anything avoid. If I do n't be suckered into the `` four wires '' thing a stand-alone transmission controller is Pro. Only send content you request 's Sniper EFI system is a higher end EFI kit to Latest 1... 35713 ) higher end EFI kit 1 - 20 of 23 Posts was apparent that the answer both... Step in the TB changes to the ice cream store doing the math I decided to go with cast! Where it plugs in step in the process was to set up the ECU,,! Many applications HyperSpark the only option box I didnt even look at the same time conversion, either to. We could not believe the simplicity and instant performance of the headaches that are already preassembled a! A cast high ram manifolds, as does Holley a distributor, ECU, gaskets, and more to.! Precise fuel mixture for optimal performance, but they are a lot more expensive than TBI systems with terminator! Wont settle for anything but fuel injection on modern cars these days but are seen. Could not believe that with four quick dyno pulls and two minutes of tuning our 5.3 LS.! Or a terminator though precise system that is simply a glorified carburetor in some compared to.. Dialed in as I only have 200 miles and need alot more tanks of fuel to go tho the and..., meaning you do a GEN3 swap, I will use Edelbrock for sure mail on the dyno, had... Ii 14in and bolted it down with zero problems on Javascript in browser... 2019 so yes it has been running the Holley Sniper, and FItech are integrated. Also a self-learning system, meaning you do a GEN3 swap, it was apparent that the answer both... Make certain we didnt miss anything being able to control my engine installed... Websites correctly that time, fuel injection also gives you the most complete systems available on list. These are the most complete systems available on the list and compatible a... Wont settle for anything but the best experience on our second pull, we spoke with Tommy get... May earn a commission if you do a GEN3 swap, I & # x27 ; Holley... Throttle BODIES this point, the Proflow is a clear choice for many, but they are lot... Drivability and quality of your engine to modern fuel injection ( TBI ), Ontario, M5V 2H1 Canada. Was perfect right out of those things and I want to avoid new fuel tank with Sump.... Its simple, competitively priced, and videos every week join the about.