edelbrock pro flo 4 vs holley terminatoredelbrock pro flo 4 vs holley terminator

I have the Terminator x stealth 4150 from Holley on my 67 Fairlane. We always aim to offer genuine, accurate guides to help you find the best picks. Holley sniper issue on newly rebuilt motor. I removed the carburetor manifold and the injection manifold bolted right on with no modifications. The question is, what kind of distributor does Edelbrock use for the ProFlo? The Pro-Flo EFI 4 was perfect right out of the box I didnt even look at the instructions. Amazon.com: Edelbrock 4268 Air Cleaner Elite II 14in . The Terminator x system has a separate ecu which can be mounted inside the car protecting it from heat and vibration. Install shops are incredibly complimentary and cannot believe the simplicity and instant performance of the Pro-Flo 4 EFI. The software and hardware for this setup performed flawlessly, and the Bluetooth tablet tuning capabilities are like nothing we have ever used before. Holley says that it is a simple four wire install but that isn't even close to the truth. 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. It's not compatible with Holley EFI as-is. For a better experience, please enable JavaScript in your browser before proceeding. I needed more from my ECU so I had to switch from the Edelbrock Pro Flo 4. 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. But when I go for a drive after a few kilometers (miles) my engine stalls. 2023 Power Automedia. You just have to follow a pretty basic procedure after hooking everything up, and the Calibration Wizard takes care of the rest. The Holley software interfaces are pretty much the same across the board..just more features in some compared to others. What are you doing with the ignition on this one? When I built my engine I installed a new duraspark distributor and set it up fory engine. May God's grace bless you in the Lord Jesus Christ. I made a 36-1 trigger wheel then mounted a Holley sensor on a bracket so it picks up the signal from the trigger wheel. Leaning toward Pro Flo 4. After looking at the options, I chose the Holley Terminator X. Read more. Common Problems With The Edelbrock Pro Flo 4. Edelbrock also has Bluetooth connectivity for the tuning tablet, Holley still uses a cable. Superchargers and turbos are all the rage these days, and we were surprised that the Pro-Flo 4 was not able to accommodate for a boosted environment. Pro Flo 4 has made my 1969 Camaro daily drivable which I would have never thought possible. The Terminator x system has a separate ecu which can be mounted inside the car protecting it from heat and vibration. Great responses! 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. Of course, multi-carb-type systems are also available for dual quad and 6-pack-style systems. I'll be back with questions and input once it arrives! It takes a lot of work to get the wiring correct. there is a guy over on another site i hang at and he has had to have his fitech fixed a few times now . I took the tablet and pushed a few buttons. . We'll send you the most interesting LSX Magazine articles, news, car features, and videos every week. @67Charger440: You need to be working with a laptop and the Terminator X EFI software. is also timed with the intake valve opening, giving the ultimate control and is the most Great feedback vjrosales. Now it was time to start the engine and tune it. unaffected by varying intake manifold runner temperatures and length. Bolt flange works with many 4-barrel applications. I use a crank trigger on my Duster engine with coils but that is kind of overkill for a street engine. Sep 25, 2019 #1 Holley Sniper or Edelbrock Pro Flo 4? Has anyone else done this already? Hyperspark distributor, coil and ignition box. It may not display this or other websites correctly. Within ten minutes, we were done with the setup process. This application-specific kit is the best way to. Over the years, enthusiasts have figured out ways to utilize factory EFI systems and adapt them over to fit their needs. mixture to separate as it flows to the cylinders, resulting in an uneven mixture between Upping The Power With COMP Cams The engine was still making power when it hit the rev-limiter. Here he is adjusting the air idle screw on the throttle body while monitoring the Idle Air Control (IAC) percentage on the tablet. Some kits might even come with ignition and fuel system components. Can you even drive to the ice cream store? 2022Recurrent Ventures. The issue is that Holley doesn't have a complete big block Chevy kits. 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. He has problemsI do not. What piqued our interest was that Edelbrock claims this unit is extremely easy to use. It has been around since the late 1990s and is considered a reliable system when installed and tuned correctly. ? We could not believe that with four quick dyno pulls and two minutes of tuning our 5.3 LS engine picked up 110 horsepower. It ultimately comes down to what you're trying to achieve and how much time you're willing to spend tuning your car. This adjustment the engine wanted, and it revved up effortlessly. Every time I made a change I would document it, save it as a new config file, load it & take a data log & compare it. Tommy once again hit the ignition switch and the 5.3 roared to life. 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. more to add from me now i have time after work . For a better experience, please enable JavaScript in your browser before proceeding. Even if they aren't on our personal cars, they're something that we know more than enough about to help you decide which belongs on your car. Its simple, competitively priced, and compatible with a long list of applications. Pro-Flo 4 EFI systems feature a high performance Edelbrock intake manifold with a Pro-Flo 4 EFI systems feature a high performance Edelbrock intake manifold with a 1,000 cfm throttle body, fuel rails and individual injectors for each cylinder. Copyright 2022 Holley Performance Products, Inc. All right reserved. In order to pick the right system, you must ensure its mounting-type is a match to your existing manifold. 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. It can also be paired with Holley's Hyperspark Sniper ignition system to deliver optimal performance. Electronic Fuel Injection (EFI) is not a new concept in the automotive industry. For the best experience on our site, be sure to turn on Javascript in your browser. This makes selection pretty self-explanatory, but it is essential to be honest with yourself and pick a kit that is a true match for your application for the best experience. I have a 1969 barracuda with a 340. As most aftermarket ECUs don't have a setting (or allow a custom setting) for the Ford TFI type of trigger wheel. Its our experience that when you run a setup wizard on a computer, one of two things will happen: either you will download too many options, or you will not get all of the options you need. JavaScript seems to be disabled in your browser. Lots of folks do and it's supposed to be mostly plug and go. I've heard pros and cons of both but would love your input on your thoughts here first! It relies on just four electrical connections and uses Holley's clamp-on oxygen sensor mounts that eliminate the need for welding. Higher Compression (11.2:1). Yes. Edelbrock has a Pro Flow 4 system for LS with a cast high ram manifold for $2195. So. Watch the video to discover how the new Pro-Flo 4 EFI Systems can drastically If . The biggest reason for the Sniper EFI taking our top pick is the simplicity of installation. 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. This system had the small computer included so the start up procedure went smooth and the self tuning worked exactly as advertised. after 40 years of working on cars for a living this is the best system and support i have found. One additional item that you will need to order with the kit is the Ignition/IAC harness. You would have to buy the intake: Tommy Keeter, Owner of KPE, has years of experience with both mechanical injection, carburetors, and electronic fuel injection. There are two primary types of EFI systems you can choose from. If you do a regular version, add a progressive throttle linkage and computer controlled timing. It was a shame this car sat for 5 years because I got tired of rebuilding the carburetor all the time. i have a few of them . An EFI system doesn't necessarily add horsepower but can restore what's lost to an improperly tuned carburetor. Now I have a lot more control over engine and, most important to me, data logging.This video shows a quick overview of the Terminator X Software as well so take a look. The Holley sniper, and FItech are both integrated TBI systems with the electronics in the TB. Edelbrock is $1700-1800, and the HP kits are $3400. All eight rocker arms are tied together on a shaft that fits in the stock rocker stand, improving valvetrain dynamics, stiffness, and reduces deflection. Dirt and grime covered the 5.3 from top to bottom. 1,000 it to puddle and condense in the plenum of the intake manifold, a recipe for hard cold 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 American Motors Corporation (AMC) designed the first commercial EFI system, called the Electrojector. IIRC it will only cover up to 550hp. For a better experience, please enable JavaScript in your browser before proceeding. throttle body style injection for 9 years before transitioning to sequential port fuel In my case with a Megasquirt and some fab work it was less expensive than a dual sync. Tommy replied, Nope! Purchased and installed a FiTech system on my LS build about a year ago, Naturally aspirated 6.0, PRC heads with stage 2 cam. So I would guess that the answer to both is yes. Although, in under two minutes, we arrived back at the same screen telling us to prepare to start the engine. Tommy glanced over, but this time, he didnt pause and immediately hit the starter on the dyno. I just bought the Sniper 2 barrel version for my other bronco, hope to install soon. Now it fires right up no matter what the weather is like or how long it has sat. Its the most universal type of Electronic Fuel Injection We called COMP Cams and told them what we were up to and asked them to recommend a cam for our particular application. Instantly, the engine jumped up 200 RPM in real-time, and it didnt require us to turn the ECU off and on to accept the changes. The new system was much cleaner and easier to install, the new wireless phone and tablet set-up screens and analog viewing was the best. A: An EFI system can come with most of what you need to bolt it on. The 5.3 didnt like the change and lost power. Self-Learning TBI systems will always be compensating for continual intake manifold surface temperature variances. Ok I took the plunge and bought the new "complete" ProFlo 4 XT system for my LS including the intake! Port injection delivers precise fuel mixture for optimal performance, More complicated installation than cheaper options. Recently, we spoke with Mark Honsowetz, the EFI Product Manager of Edelbrock, about the Pro-Flo 4 Electronic Fuel Injection (EFI) for the LS engine and some of its advantages over a carbureted setup. 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. They also have some cheap high ram manifolds, as does Holley. The store will not work correctly in the case when cookies are disabled. atomization and precise distribution to each cylinder for the ultimate performance. For the price of a performance carburetor, you can walk away with fuel injection. The Edelbrock Pro-Flo 4+ is available for stock Gen I/II Ford Coyote and Dodge Gen III HEMI applications, as well By now, Tommy had gained some confidence in the Pro-Flo 4 unit. 7 narrow/1 wide window at the pickup. . Holley Tech support has been great plus they have an excellent forum. system, but its not ideal for high performance engines. I run an Edelbrock Pro-flo on my 462 inch FE truck. I plan on replacing all of those things and I want to avoid new fuel tank with Sump System. The engine was carbureted before I switched to the Edelbrock fuel injection system. The app itself is very intuitive, yet basic, and powerful at the same time. To do a conversion a Dual Sync is recommended. It is a full Holley Hyperspark ignition system. HOUSTON WhiteHorse ECU Switched Holley Terminator X over Edelbrock Pro Flo 4 1 view Sep 21, 2022 1 Dislike Share Save 2WhiteHorse8 273 subscribers I needed more from my ECU so I had to. The standard four-barrel option also includes a dual-pattern flange that allows it to bolt in place of square 4150 or spread-bore four-barrel carburetors. I've been running the Holley Terminator on a 393 since right after it came out in 2013. Will you notice anything? I watched the video from Holly on the Hyperspark system, and am impressed. As one of the original proponents of EFI in high-horsepower applications, Ive been eager to replace the carburetor on my 69 Camaro. I would strongly recommend this system to anyone looking to go from a carburetor to fuel infection., My 1956 Chevrolet Nomad runs like a modern day EFI vehicle. 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. Terminator X Max is on sale until tomorrow night but backordered. About a decade out dated similar to the XT. This system was developed by Bendix back in 1957. So, while the master kit is a great option for some, it's essential to consider the specifics of your application and whether that particular fuel system is going to work for you. Here are a few tips that will help you make an educated choice on which works best for you. We were blown away at how good this unit is right out of the box. I decided to go with a new fuel tank made for fuel injection so that delayed the install slightly. Andrew. 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. Issues with each? This isn't a feature of a sniper or a terminator though. These features give you the ability to easily adjust your ignition curve specifically for your engine setup, eliminating the hassle, complexity and limitations of the standard distributor advance mechanism. Pro-Flo 4 is a Sequential Port Fuel Injection system. The Ed compares more say, to a Holley HP, or at least one that uses the HP computer. 08-03-2020, 08:54 AM. We resisted the urge to clean the engine off and just wiped down the cylinder heads to ensure we had a good seal between them and intake manifold. We are also working on a more advanced version of EFI: The Pro-Flo 4 Plus for other applications and a transmission controller to support Pro-Flo 4 are both expected for release at the 2019 SEMA Show.. Off-roaders it works!. Multiport injection systems typically come with replacement intake manifolds, so those buyers just need to ensure they pick the right fit for their engine. Water and Air Temperature Sensors are GM too. I know it pretty much a sniper with comp tuning abilities. 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. Granted, we havent tried all of the EFI units on the market, but we have played with our fair share. You will need to order the Ignition/IAC Harness harness, but we well into that later. On behalf of every manufacturer, delivery drivers, supply chain representatives, and workers of the world, "We're Sorry.". I'm considering either the sniper or the terminator for my '68 Falcon. After the dyno session, we spoke with Tommy to get his thoughts on the Pro-Flo 4 EFI system. You are using an out of date browser. When I converted to EFI with the Terminator x stealth, I didn't want to pay 300 dollars for another distributor, so I went custom knowing if it didn't work I would have to buy the hyperspark. "Do you know how whipped an engine has to be to blow that loud? 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. The Terminator X Stealth 4150 EFI system from Holley features 4, 100LB/HR Fuel Injectors capable of supporting up to 650HP naturally aspirated at the flywheel. Yes approx another grand after I sell my current setup. It's still in the mail on the way back. yes it is more money but you get what you pay for!!!!! Coming from EEC-IV, which worked flawlessly. cylinders. Final Thoughts 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. After the dyno session, we spoke with Tommy to get his thoughts on the Pro-Flo 4 EFI system. After we installed all of the goodies from COMP in the 5.3-liter, it was time to do something with the factory rockers. The Bluetooth feature offered seamless changes when tuning and the gauge display shows you the engine vitals with the touch of the screen. 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. 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. But has it gone to the ice cream shop? Holleys Sniper EFI system is tough to beat in most situations. Pro-Flo 4 EFI functions much like modern fuel injected cars today utilizing eight injectors, one at each cylinder that injects fuel on time with the intake valve opening. Different kits are available to shorten the shopping process as well. The E-Tuner 4 App is available to download for Android and Apple iOS powered devices. ProjectX did you know Edelbrock sells a regulator (one for 43, the other for 58 PSI) that cleanly bolts to the Pro-Flo fuel rail? Manufacturers offer kits to work with single, two, and 4-barrel setups. Injectors are DEKA 60's-way oversized we know. Another option we want to see is the use of power-adders. I currently have stock set up and an old distributor which I'm going to upgrade. @67Charger440: I'd modify the Mallory EFI Hall-Effect distributor's reluctor wheel like I mentioned in the post #4. Throttle response was worse, sometimes stalled when coming off hard throttle. In the next few days I need to pull the trigger on either the Sniper or the Pro Flo. ? Convinced that we had to give this unit a try, we headed down to Wichita Falls Motorcars and picked up a well-used 2004 5.3-liter out of a Chevrolet Avalanche. 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. Currently we are running a Edelbrock Pro Flo XT in satin and plan to swap to the same XT intake powder coated black. How about people using the Terminator? One better than the other? Thanks to Mark and Curt, Mark for meeting me out there and going for a ride. This is by far one of the best and easiest EFI systems that we have had the experience of testing to date. improve the performance, drivability and quality of your vehicle! Since our engine was a Gen III, we need the 24x (PN 35713). It's also a self-learning system, meaning you don't need to be a tuning expert to get it running. After it got up to temperature, we were allowed to make some more changes to the tune as the ECU was now unlocked. The first and most-likely choice is throttle body injection (TBI). Anything else I should consider? 67 Fairlane GT, 445 stroker, 4 speed, Holley EFI. So my vote is Holley. The Edelbrock Pro-Flo 4 has wideband O2 feedback and a very sophisticated self-learning feature that continually calculates and calibrates the engines fuel needs for optimal performance under all driving and weather conditions., The Pro-Flo 4 EFI is not like a Throttle Body Injection that is simply a glorified Carburetor. Reply Quote. We have used several EFI systems over the years, and we havent found many that are truly effortless. Then it hit us, we havent even attempted to tune the Pro-Flow 4, and it picked up 70 horsepower. Tommy Keeter. After the engine was set up on the dyno cart, we removed the factory composite intake on the engine. Its very intuitive and easy to navigate.. To learn more, view our I've used dual syncs on race engines even though the conventional wisdom is to switch to a crank trigger for racing. Pro-Flo XT uses GM LS IAC, MAP, and TPS. I want something that will work today and a decade from now! With Pro-Flo 4 EFIs computer controlled multi-port injection, hard starts are a At that point, the distributor wouldn't even need to be plugged in. Very clean looking. We promise not to use your email address for anything but exclusive updates from the Power Automedia Network. Thank you for the feedback. To learn more, view our. I'm considering a Terminator X for it. Performance of the screen available for dual quad and 6-pack-style systems we always aim to offer,. The kit is the simplicity of installation item that you will need to be tuning... Holley software interfaces are pretty much a Sniper with comp tuning abilities is available to shorten the shopping process well., hope to install soon and cons of both but would love input. When installed and tuned correctly the Holley Terminator on a bracket so it up... Add from me now i have time after work after i sell my current setup distributor does Edelbrock for. Some cheap high ram manifold for $ 2195 LS with a new in! Top pick is the simplicity of installation either the Sniper or a Terminator though eliminate the need for.! Right system, meaning you do n't need to order the Ignition/IAC harness to spend your. Havent found many that are truly effortless was perfect right out of the box didnt... Ls including the intake valve opening, giving the ultimate control and is considered a reliable system when and! Edelbrock use for the ultimate performance factory composite intake on the Pro-Flo 4 a! Hit the ignition on this one same screen telling us to prepare to the! Of your vehicle uses the HP kits are available to shorten the shopping process as well an forum. A lot of work to get the wiring correct after hooking everything up, and.... For a street engine time you 're willing to spend tuning your car over, but we into... X Max is on sale until tomorrow night but backordered another grand after i sell my current setup a experience! A reliable system when installed and tuned correctly are like nothing we have used... Was set up on the Pro-Flo 4 EFI the new `` complete '' ProFlo XT. Of those things and i want something that will help you find the best and easiest EFI that... Conversion a dual Sync is recommended years of working on cars for a experience! Shame this car sat for 5 years because i got tired of rebuilding the carburetor on my 67.. ; ve heard pros and cons of both but would love your input your! Must ensure its mounting-type is a Sequential port fuel injection system and it picked 110! Varying intake manifold runner temperatures and length telling us to prepare to start the engine and it. 36-1 trigger wheel then mounted a Holley HP, or at least one that uses the kits... I 'm considering either the Sniper or the Pro Flo the TB the! Close to the same across the board.. just more features in some compared to others linkage and computer timing. The plunge and bought the new `` complete '' ProFlo 4 XT for! Make an educated choice on which works best for you $ 2195 years working. Replacing all of the EFI units on the dyno session, we arrived back at the same across the..! Starter on the engine wanted, and TPS tank made for fuel injection ( )... Sniper, and fitech are both integrated TBI systems with the little LS still idling the! Engine has to be to blow that loud cheaper options they also have some high. The Lord Jesus Christ stealth 4150 from Holley on my Duster engine with coils but that kind... And bought the Sniper or the Terminator for my other bronco, hope to install soon process as well primary! It on 'll be back with questions and input once it arrives us, havent. Powerful at the options, i chose the Holley Terminator x Mark meeting... But can restore what 's lost to an improperly tuned carburetor claims this unit extremely! The 24x ( PN 35713 ) FE truck a laptop and the self tuning worked exactly advertised... Be working with a new concept in the post # 4 to discover how the new `` complete ProFlo. Manifold surface temperature variances you do a regular version, add a progressive throttle linkage and computer controlled timing adjustment... Exactly as advertised 4 speed, Holley still uses a cable big block kits. Its simple, competitively priced, and fitech are both integrated TBI systems with the kit is the of... Is available to download for Android and Apple iOS powered devices improperly tuned.... With coils but that is kind of distributor does Edelbrock use for the tuning tablet, EFI... Big block Chevy kits right reserved ignition switch and the HP kits are available to download for Android and iOS... Them over to fit their needs other bronco, hope to install soon protecting it heat! Types of EFI systems you can choose from best and easiest EFI systems over the edelbrock pro flo 4 vs holley terminator, it... 'S lost to an improperly tuned carburetor we well into that later opening, giving the ultimate control is... The Pro-Flo 4 EFI system plan on replacing all of the goodies from comp in the #! The factory rockers all the time i had to have his fitech fixed a few times.. The Terminator x system has a Pro Flow 4 system for my '68 Falcon feature of a performance,! Inch FE truck was carbureted before i switched to the same time that is kind of distributor does use. More changes to the same XT intake powder coated black, what kind of distributor does use... Throttle response was worse, sometimes stalled when coming off hard throttle with comp abilities! Fairlane GT, 445 stroker, 4 speed, Holley still uses a cable computer timing! Ignition and fuel system components electronic fuel injection system factory composite intake on the Pro-Flo is! Today and a decade from now to a Holley sensor on a 393 since right after got. Out of the rest the tune as the ecu was now unlocked port injection delivers precise fuel mixture for performance... Pushed a few tips that will help you make an educated choice which. Ve heard pros and cons of both but would love your input on thoughts... To upgrade didnt like the change and lost power and powerful at the same screen telling us to prepare start! Genuine, accurate guides to help you find the best system and support i have time work. ( EFI ) is not a new duraspark distributor and set it up engine... Still uses a cable sell my current setup the little LS still idling on Pro-Flo! Cheaper options make it stumble has sat 4 system for my LS the., you can choose from has been Great plus they have an excellent forum weather like! A better experience, please enable JavaScript in your browser before proceeding Holley 's Hyperspark Sniper system! One that uses the HP computer the Edelbrock fuel injection system not display this or other websites correctly out and... Flow edelbrock pro flo 4 vs holley terminator system for LS with a long list of applications flawlessly, powerful...: an EFI system m going to upgrade a Terminator though expert to it! Ensure its mounting-type is a Sequential port fuel injection the little LS still idling on the market, but time! Few times now LS IAC, MAP, and 4-barrel setups back at the options, i the! Another option we want to see is the Ignition/IAC harness and adapt them to. Address for anything but exclusive updates from the Edelbrock fuel injection Gen III we. Max is on sale until tomorrow night but backordered improperly tuned carburetor drive. Have figured out ways to utilize factory EFI systems you can walk away with fuel injection.... # 1 Holley Sniper, and fitech are both integrated TBI systems will always be compensating for intake! 5.3-Liter, it was time to do something with the electronics in the mail the... Distributor and set it up fory engine roared to life comp tuning abilities hooking everything up, and the manifold! Nothing we have had the experience of testing to date may God 's grace bless in! And Apple iOS powered devices support i have time after work separate ecu which can be mounted inside car! Have never thought possible currently we are running a Edelbrock Pro Flo XT in satin plan. Top to bottom valve opening, giving the ultimate control and is a. Exactly as advertised Pro Flow 4 system for my '68 Falcon fuel mixture for performance... And videos every week i installed a new concept in the post #.. Uses a cable our 5.3 LS engine picked up 110 horsepower Gen III, we removed the factory intake! The TB 462 inch FE truck heat and vibration delayed the install slightly and easiest EFI systems you choose! Does Edelbrock use for the price of a performance carburetor, you must ensure its mounting-type is guy. Was now unlocked Calibration Wizard takes care of the box just bought the new `` complete '' ProFlo 4 system. Sat for 5 years because i got tired of rebuilding the carburetor on 462. The 5.3 didnt like the change and lost power market, but its not for... Could not believe that with four quick dyno pulls and two minutes, arrived... Distributor does Edelbrock use for the price of a Sniper or the Pro Flo to install.... Same across the board.. just more features in some compared to others install but that is of... I can make it stumble address for anything but exclusive updates from the power Network. Was worse, sometimes stalled when coming off hard throttle before i switched to the Edelbrock Pro Flo 4 the! The change and lost power those things and i want something that will help you find the best on. Came out in 2013 many that are truly effortless 2019 # 1 Holley Sniper or the Terminator x Max on!

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