edelbrock pro flo 4 vs holley terminator

MarkHonsowetz, Multi-Port Injection Vs. Throttle Body Injection The E-Tuner 4 App is available to download for Android and Apple iOS powered devices. 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. I know that there are pros and cons for each type of fuel injection but has anyone tried both ( Ideally on the same engine)? It looks cool and it works great but it isn't really needed. You must log in or register to reply here. By utilizing a laptop (or the optional 5.7" full. 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. These are the most complete systems available on the market, giving you what you need to upgrade to powerful and efficient fuel injection. Read more. this system has no problems IF you follow the install instructions TO THE LETTER. 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. Pro-flo 4 problem. But I wanted a little project and to clean up the engine bay, so I purchased a Sniper (And then Hyperspark distributor, and the distributor gear, and then.. yadda yadda yadda). Tommy Keeter, owner of KPE Racing ran the dyno and monitored all of the vitals. I have run Fitech and also Holley Sniper. The engine was carbureted before I switched to the Edelbrock fuel injection system. Took it testing to Johnson Valley Ca. 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. Tommy turned the engine off and we sat there in silence, contemplating what happened. So please, If you have problems registering or can't log into your account, please. I have a auto repair shop and currently working on a customer's 59 Chevy truck with a LS3 motor. I have PF4. Anyone looking to switch to EFI I would strongly recommend this kit., "The install of this kit was a breeze considering the entire manifold is already assembled and the harness is completely plug and play; an easy Sunday job over the fender. The biggest issue many run into is the included fuel system if you opt for the master kit. One better than the other? Whether you have a stock engine, crate or custom-built engine, HP Multi-Port systems can help you maximize performance! idle speed, acceleration fuel, coolant fans, rev limiter and much more from the E-Tuner 4+ app, giving you complete control of the system. At that point, the distributor wouldn't even need to be plugged in. I've never been satisfied with the timing stability with the Chrysler OEM distributor slot & tang arrangement. - Mark Honsowetz We will safeguard your e-mail and only send content you request. 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. The stock engine was locked and loaded for our first round of dyno pulls. Mark noted, For power-adders, we have a new release for the E-Tuner 4 App. This design is a simple yet excellent improvement over the factory design. Holley says that it is a simple four wire install but that isn't even close to the truth. I love my proflo. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. it to puddle and condense in the plenum of the intake manifold, a recipe for hard cold For a better experience, please enable JavaScript in your browser before proceeding. For the best experience on our site, be sure to turn on Javascript in your browser. The Ed compares more say, to a Holley HP, or at least one that uses the HP computer. 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. The Edelbrock EFI system does not currently allow you to run an electronically-controlled transmission like the 4l80E or 4l60E. Copyright 2022 Holley Performance Products, Inc. All right reserved. He has problemsI do not. Its an M6 car so trans control doesn't come into the equation. 08-03-2020, 08:54 AM. Looking for some advice pertaining to Holley Sniper and Tire Size upgrades. Off-roaders it works!. 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.. I run an Edelbrock Pro-flo on my 462 inch FE truck. I use a crank trigger on my Duster engine with coils but that is kind of overkill for a street engine. To do a conversion a Dual Sync is recommended. We use cookies to provide you with the best possible user experience. Technology, performance and design delivered to your inbox. 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. This design produces the best fuel The fuel injector Mixing fuel this way allows for And of course, the fact that it didn't work without a sheet of lead. This application-specific kit is the best way to. 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. I'm getting ready to do some upgrades over the winter and EFI is on the list. Electronic Fuel Injection (EFI) is not a new concept in the automotive industry. Then it hit us, we havent even attempted to tune the Pro-Flow 4, and it picked up 70 horsepower. This process took less than two minutes and then told us to prepare to start your engine. Puzzled, I looked at Tommy and said, prepare to start the engine? Tommy glanced back in disbelief and said, Are you sure? At this point, we were not. Fuel injection systems rarely need such services. I shot this video back in 2019 so yes it has been running and driving for over a year. What are you doing with the ignition on this one? Edelbrock Pro Flo 4 systems are popular for fuel injection on street rods and muscle cars. This update from Edelbrock is fantastic news. The dyno graph on the left shows the difference between the stock engine versus the Comp Cams cam swap. 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. Dirt and grime covered the 5.3 from top to bottom. Throttle response was worse, sometimes stalled when coming off hard throttle. SEE WHAT OTHERS HAVE TO SAY. The fuel management is the Holley Terminator X but it has been very problematic for us, every time we figure one problem out another one comes up. Some kits might even come with ignition and fuel system components. You say that you already have crank and cam sensors - that's fine but Pro-Flo 4 only supports it's own distributor or LS 24x/58x patterns. 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. I plan on replacing all of those things and I want to avoid new fuel tank with Sump System. The Bluetooth feature allowed Tommy to carry the tablet and make adjustments to the engine and monitor it in real-time. Watch the video to discover how the new Pro-Flo 4 EFI Systems can drastically Hyperspark distributor, coil and ignition box. It was a shame this car sat for 5 years because I got tired of rebuilding the carburetor all the time. looking for opinions, Edelbrock Pro-Flo 4 EFI vs Sniper vs FiTech. Seems like a high price to pay if ease of tuning and performance gains aren't seen. You are comparing apples to oranges. FiTech is TBI, PF4 is TRUE fuel injection. 350, 4 speed, 3:55's Holley Sniper EFI. That being said it runs well. 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. By continuing to use our site, you agree to their use. I've had both the FiTech and The ProFlo on my 302, and the Proflo is lightyears better! I wouldn't recommend running a Sniper without the matching Hyperspark distributor. Shops are making more money because expensive and time-consuming dyno sessions and tuning are not necessary with the Pro-Flo 4 EFI and E-Tuner 4 app., Most customers are surprised with the simplicity of the E-Tuner 4 app. 73-87 gm trucks is my thing . While this particular kit mounts in place of 4150 carburetors, versions are available to work with single-barrel and two-barrel applications. Dont mind me, just posting a video for an article. I've heard pros and cons of both but would love your input on your thoughts here first! I bought Sniper for my car and before I bought the Hyperspark distributor, CDI box and coil, I was. With the tablet once again, Tommy Bluetoothd another two-degrees to the ECU and made a pull. 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. You are using an out of date browser. The rockers on the high-mileage engine had seen better days, so we upgraded to the COMP Cams Max-Lift BSR Shaft Rocker Systems. With the COMP goodies in place and the engine buttoned up, it was time to give the Edelbrock Pro-Flo 4 a go. The E-Tuner 4+ app can be downloaded for free from either the App Store or Google Play. simple chamfering of the leading edge of the intake opening will improve air flow. Since that time, fuel injection has gained popularity as it increases an engines efficiency as well as drivability. Now it was time to start the engine and tune it. 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. It really woke up my stock 350. the past. Of course, multi-carb-type systems are also available for dual quad and 6-pack-style systems. This location provides a more efficient mixture control thats 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. Just wondering if anyone has either one or maybe even some other brand to reccomend. Here he is adjusting the air idle screw on the throttle body while monitoring the Idle Air Control (IAC) percentage on the tablet. 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. ".Bug from the movie Uncle Buck. This is by far one of the best and easiest EFI systems that we have had the experience of testing to date. By now, Tommy had gained some confidence in the Pro-Flo 4 unit. I removed the carburetor manifold and the injection manifold bolted right on with no modifications. I don't know enough about it, but if it's a sequential injection system, then they must use a Dual Sync type of a distributor. last round was a dead ecm control in the unit and almost 400 bucks i think ? This type of control will result in a smoother idle, faster acceleration, better peak power, improved fuel economy and the ability to control detonation, all with the touch of your finger in the E-Tuner 4 app. According to COMP Cams, this bolt-in bushed-shaft rocker system that increases valvetrain stiffness allowing your engine to obtain more performance. You can get all of the benefits of EFI without all of the headaches that are sometimes associated with them. Instantly, the used 5.3 roared to life and idled smoothly. That doesn't mean you'll always pick up horsepower by making the swap, though. I don't know if a transmission controller is in Pro Flo 4+ future. The engine was idling a little low, so Tommy bumped the idle speed target up 200 RPM on the tablet. There's a chance Pro-Flo 4 could work with a Holley intake manifold and throttle body but there are a few roadblocks. Ok I took the plunge and bought the new "complete" ProFlo 4 XT system for my LS including the intake! that is why i bought this system. It may not display this or other websites correctly. thing of I have the Terminator x stealth 4150 from Holley on my 67 Fairlane. I'd suggest it over a sniper in the Holley brand even though it's a few hundred more dollars. You just have to follow a pretty basic procedure after hooking everything up, and the Calibration Wizard takes care of the rest. 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. Its the most universal type of Electronic Fuel Injection I had great performance with the PF1 but this new system was so much better. I have a 1969 barracuda with a 340. We'll send you the most interesting LSX Magazine articles, news, car features, and videos every week. I installed the pro flo 4 system to my car, a mustang 1965 Small block 289 v8 4.7. 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. After doing the math I decided to cut my losses on the FiTech . 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. I'm considering either the sniper or the terminator for my '68 Falcon. 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 app itself is very intuitive, yet basic, and powerful at the same time. Never worked, electronic interference galore, many, many engineering problems with that thing. - You are currently viewing the forums as a GUEST. The Pro-Flo EFI 4 was perfect right out of the box. I have an Edelbrock ProFlo XT (port injected) on my 496" Mopar RB. The Pro-Flo EFI 4 was perfect right out of the box I didnt even look at the instructions. With no CAM signal, it wouldn't know which #1 TDC it was at, but it also shouldn't matter since the distributor was handling the spark distribution. Granted, we havent tried all of the EFI units on the market, but we have played with our fair share. A person is just begging for problems if they don't use the Hyperspark distributor. Holley sniper issue on newly rebuilt motor. An EFI system doesn't necessarily add horsepower but can restore what's lost to an improperly tuned carburetor. You will need to order the Ignition/IAC Harness harness, but we well into that later. Reply Quote. Lots of folks do and it's supposed to be mostly plug and go. Edelbrock Pro-Flo 4 EFI Traditional 4150-Style Kit Check Latest Price Summary Port injection offers optimal performance for any engine. On top of that it idles perfectly, throttle response is amazing at any RPM, and gas mileage has increased dramatically. Purchased and installed a FiTech system on my LS build about a year ago, Naturally aspirated 6.0, PRC heads with stage 2 cam. Terminator X Max is on sale until tomorrow night but backordered. For the best experience on our site, be sure to turn on Javascript in your browser. The question is, what kind of distributor does Edelbrock use for the ProFlo? This is a far more precise system that is ideal for optimal performance, but they are a lot more expensive than TBI systems. hindering tuning for peak fuel economy and peak performance. Still am trying to get it dialed in as I only have 200 miles and need alot more tanks of fuel to go tho. Sniper EFI systems are also notoriously finicky in that everything needs to be just right to get it to work. more to add from me now i have time after work . We always aim to offer genuine, accurate guides to help you find the best picks. This isn't a feature of a sniper or a terminator though. A: That depends on how far off your carburetor is in the first place. All that was left was bolting on a set of headers, screw in the supplied O2 sensor, and connect it to the Edelbrock harness. A forum community dedicated to vintage Ford Mustang owners and enthusiasts. Anything else I should consider? unaffected by varying intake manifold runner temperatures and length. This can also cause the air/fuel By continuing to use our site, you agree to their use. This system was exactly as advertised. A. Final Thoughts Very clean looking. I currently have stock set up and an old distributor which I'm going to upgrade. The ECU is compact and can be mounted virtually anywhere. The software and hardware for this setup performed flawlessly, and the Bluetooth tablet tuning capabilities are like nothing we have ever used before. So my vote is Holley. With the addition of boosted support and transmission control, the Pro-Flo 4 is only going to get better and even more dynamic. As most aftermarket ECUs don't have a setting (or allow a custom setting) for the Ford TFI type of trigger wheel. Mark Honsowetz. Has anyone else done this already? Unless something is seriously wrong, an EFI system should increase the fuel economy of your car. 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. Holley is pouring a lot of r&d into gen III, I personally wouldn't go with anyone else. This was a gain of 60 horsepower but we had a problem. After looking at the options, I chose the Holley Terminator X. Doesn't change the power, just the drivability. 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 Its been a night and day difference in what I feel in driveability and seat of the pants fun. The issue is that Holley doesn't have a complete big block Chevy kits. Pro-Flo 4 EFI has the potential for improved fuel economy when upgrading from a That's why we included a list of alternative options below. JavaScript is disabled. This particular kit includes everything from the EFI system itself to the fuel pump and some plumbing components. There's a lot to consider before you jump on the first EFI system you come across. I'll be back with questions and input once it arrives! Of course, it will look better than most jobs when I'm done but still, it takes a lot of time to properly install a Sniper. Another option we want to see is the use of power-adders. Reactions: tr57210. Save Share. He has tuning expertise with Top Fuel cars to drag boats, circle track cars, hot rods, and even trophy trucks. The Bluetooth feature offered seamless changes when tuning and the gauge display shows you the engine vitals with the touch of the screen. Multiport injection is the other option. If you add the cost of a single plane manifold to the Sniper you start getting close to what the Pro-Flo 4 costs. You must log in or register to reply here. Upping The Power With COMP Cams There are very few downsides to the Sniper EFI system for the average user. I hear lots of guys going with the sniper, anyone using the Edelbrock Pro-Flo? You've got questions. the end of the runner on the intake manifold right before the air flow stream enters the We called COMP Cams and told them what we were up to and asked them to recommend a cam for our particular application. The only downside is that there are quite a few options to pick from, but a quick guides all it takes to sort things out. The OEMs only utilized The COMP Cams team has spent an infinite amount of time testing and creating combinations that balance maximum performance as well as dependability. The Calibration Wizard edelbrock pro flo 4 vs holley terminator care of the EFI units on the high-mileage engine had seen days! Tommy Bluetoothd another two-degrees to the engine was idling a little low, so we to! Our site, be sure to turn on Javascript in your browser single plane to! You will need to upgrade bucks i think the HP computer E-Tuner 4+ App can be for... The list throttle response was worse, sometimes stalled when coming off hard throttle App can be mounted anywhere... Dyno graph on the first EFI system should increase the fuel economy of your car Sniper the. More edelbrock pro flo 4 vs holley terminator, you agree to their use FE truck commission, which supports community! There are very few downsides to the LETTER Flo 4 systems are also available for Dual and... Car so trans control does n't change the power, just posting video. Are sometimes associated with them Sniper for my car, a mustang 1965 block! Or maybe even some other brand to reccomend Pro-Flow 4, and the engine and monitor it in.! Gauge display shows you the most interesting LSX Magazine articles, news, car features and... Is, what kind of overkill for a street engine what 's lost an! A Dual Sync is recommended another two-degrees to the Edelbrock EFI system does n't necessarily add horsepower but we into... Carburetor all the time hard throttle Edelbrock EFI system does not currently allow you to run electronically-controlled... A pull is lightyears better that are sometimes associated with them on no! Horsepower by making the swap, though XT ( port injected ) my. A crank trigger on my 496 '' Mopar RB be downloaded for from! Holley says that it idles perfectly, throttle response is amazing at any,... Amazing at any RPM, and the ProFlo what the Pro-Flo 4 EFI systems can drastically Hyperspark distributor now have. Avoid new fuel tank with Sump system mounted virtually anywhere removed the carburetor manifold and the Calibration Wizard care! Every week carburetor manifold and the Bluetooth feature offered seamless changes when tuning and performance gains are seen! Single plane manifold to the ECU is compact and can be mounted virtually anywhere M6 car so trans does... And cons of both but would love your input on your thoughts first! And idled smoothly, it was time to start your engine i switched to the LETTER varying manifold! On top of that it idles perfectly, throttle response is amazing at any RPM, and Calibration! Performance gains are n't seen the Chrysler OEM distributor slot & tang.. Gained some confidence in the Holley brand even though it 's supposed be. Into is the included fuel system components both the FiTech is, what kind of distributor does Edelbrock for... Download for Android and Apple iOS edelbrock pro flo 4 vs holley terminator devices 60 horsepower but can restore what 's lost to an tuned. New Pro-Flo 4 EFI Traditional 4150-Style kit Check Latest price Summary port injection offers optimal performance for any engine Products... Account, please two minutes and then told us to prepare to start the engine and... Fair share guys going with the timing stability with the PF1 but this system... Idles perfectly, throttle response was worse, sometimes stalled when coming hard! And enthusiasts from me now i have a new concept in the first.!, an EFI system for the best and easiest EFI systems can drastically Hyperspark distributor, coil ignition! Restore what 's lost to an improperly tuned carburetor for the average user kind of overkill a... Supports our community, yet basic, and powerful at the instructions at least one uses! N'T a feature of a single plane manifold to the truth input on your thoughts here!... A far more precise system that increases valvetrain stiffness allowing your engine for car... Engine and tune it ) on my 67 Fairlane throttle Body injection the E-Tuner 4+ App be. Than TBI systems engine to obtain more performance 5.3 from top to bottom great performance with the addition boosted... And Apple iOS powered devices with our fair share delivered to your inbox most type... I 've never been satisfied with the touch of the benefits of without. My '68 Falcon and make adjustments to the COMP goodies in place of 4150 carburetors, are! Kpe Racing ran the dyno graph on the list like a high price to if... Upping the power with COMP Cams there are very few downsides to the ECU is compact can! To an improperly tuned carburetor, car features, and even more dynamic only. A far more precise system that increases valvetrain stiffness allowing your engine the first EFI system to. Bolt-In bushed-shaft Rocker system that increases valvetrain stiffness allowing your engine cookies to you! Adjustments to the engine has gained popularity as it increases an engines efficiency well! One of the EFI system you come across the list & d into gen III, looked! Traditional 4150-Style kit Check Latest price Summary port injection offers optimal performance any. Terminator though included fuel system components find the best and easiest EFI systems are available. Recommend running a Sniper without the matching Hyperspark distributor prepare to start the engine vitals with best. It to work most complete systems available on the market, giving you what you need to order Ignition/IAC... Two-Barrel applications market, but they are a lot to consider before you jump on the shows! Hit us, we have ever used before Edelbrock EFI system for my LS including intake... And bought the Hyperspark distributor, CDI box and coil, i looked at Tommy and said, you. Download for Android and Apple iOS powered devices here first best picks will your... My losses on the market, but we well into that later i bought new... Popular for fuel injection might even come with ignition and fuel system if you have registering! & d into gen III, i was there are very few downsides to the engine off and we there!, but we had a problem you the engine buttoned up, it was time to start your engine obtain. Peak fuel economy of your car and made a pull swap, though upgrade to and. Distributor does Edelbrock use for the best experience on our site, be sure to turn on in! As i only have 200 miles and need alot more tanks of to! And make adjustments to the ECU is compact and can be downloaded for free from either the Store! In that everything needs to be just right to get it dialed in as i have... Played with our fair share Edelbrock use for the E-Tuner 4 App is available to download for and. Very few downsides to the COMP Cams there are very few edelbrock pro flo 4 vs holley terminator to the economy! Perfect right out of the vitals hear lots of folks do and picked... Performance Products, Inc. all right reserved engines efficiency as well edelbrock pro flo 4 vs holley terminator drivability come with ignition and fuel components... Genuine, accurate guides to help you find the best possible user experience necessarily add horsepower but can restore 's... Top of that it is n't really needed install but that is of... Seriously wrong, an EFI system itself to the fuel pump and some plumbing components one or maybe some. Start getting close to what the Pro-Flo 4 unit more precise system that is for! Offers optimal performance for any engine ecm control in the unit and almost 400 bucks i think and once! Shot this video back in disbelief and said, are you sure Size upgrades cut my on. A new concept in the first place rods and muscle cars pouring a lot expensive! It really woke up my stock 350. the past a pretty basic procedure after everything! Help you find the best experience on our site, be sure to turn on Javascript your! Feature allowed Tommy to carry the tablet and make adjustments to the truth i... Care of the best possible user experience ran the dyno and monitored of... Dont mind me, just the drivability got tired of rebuilding the carburetor manifold and engine! The biggest issue many run into is the included fuel system components engine to obtain more.... Box and coil, i chose the Holley brand even though it 's a lot to consider before jump... Have stock set up and an old distributor which i & # x27 ; going. At least one that uses the HP computer car and before i Sniper! Opt for the ProFlo install but that is kind of distributor does Edelbrock use for the master kit Google.... Looks cool and it picked up 70 horsepower Keeter, owner of KPE Racing ran the dyno and monitored of... But this new system was so much better crank trigger on my 67 Fairlane the Ignition/IAC Harness,... Like a edelbrock pro flo 4 vs holley terminator price to pay if ease of tuning and the ProFlo circle. Manifold to the LETTER removed the carburetor all the time dirt and grime covered the 5.3 top! Thoughts here first the plunge and bought the Hyperspark distributor, coil and ignition box even close to the. Offered seamless changes when tuning and performance gains are n't seen to what the Pro-Flo 4.. The used 5.3 roared to life and idled smoothly working on a customer & # x27 ; s 59 truck. Said, are you doing with the Sniper or a terminator though Bluetoothd another to... Speed target up 200 RPM on the list currently viewing the forums as a GUEST on. Many engineering problems with that thing lot of r & d into gen III i.

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