I can't say anything on Fitech but I did have an earlier model Eldebrock Pro Flo 2. The setup wizard is extremely simple and self-explanatory. 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 E-Tuner 4 App is available to download for Android and Apple iOS powered devices. Sniper EFI systems are also notoriously finicky in that everything needs to be just right to get it to work. The Edelbrock wiring harness, like the rest of the components used for the Pro-Flo 4 is top notch. This design delivers the fuel into the air flow stream in the plenum The Drive has answers. Tommy replied, Nope! npt adapters and 2 90 degree vapor guard fittings. Within a matter of minutes, the tablet told us once again it was ready to rock. We went ahead and ran through the setup wizard again since we had a new cam in the engine. I'm fairly sure everything will work with a universal kit, but the distributor is my concern. When my car is running in the garage I have no problems. I did the same thing on my 512. Manufacturers offer kits to work with single, two, and 4-barrel setups. The Terminator x system has a separate ecu which can be mounted inside the car protecting it from heat and vibration. whats the better system? You have to take your time, read the directions, and not be afraid to call up a professional if you're unsure about anything. If you cant find a system that matches your existing manifold, you may need to swap manifolds to make the upgrade. Edelbrock also has Bluetooth connectivity for the tuning tablet, Holley still uses a cable. Edelbrock Pro Flo 4 is a popular aftermarket fuel injection system for old-school GM cars and trucks. Fuel injection systems rarely need such services. In most cases, youll need to invest in a fuel system to work with EFI, along with charging system and ignition upgrades to further drive up the overall investment. The dyno graph on the left shows the difference between the stock engine versus the Comp Cams cam swap. The system came with a cast aluminum intake manifold, throttle body, fuel injectors, fuel rails, sensors, fittings, hardware, ECU, wiring harness, tablet, and detailed instructions. Its very intuitive and easy to navigate.. As for tools, you might only need basic hand tools, but drills and welders may be required as well. Pro-Flo 4 EFI systems feature a high performance Edelbrock intake manifold with a IIRC it will only cover up to 550hp. This is a far more precise system that is ideal for optimal performance, but they are a lot more expensive than TBI systems. That's why we included a list of alternative options below. 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? On top of that it idles perfectly, throttle response is amazing at any RPM, and gas mileage has increased dramatically. Save Share. Holley says that it is a simple four wire install but that isn't even close to the truth. Holley sniper issue on newly rebuilt motor. EFI systems alone usually cost anywhere from around $900 to $3000. Currently we are running a Edelbrock Pro Flo XT in satin and plan to swap to the same XT intake powder coated black. All of these improvements allow your existing cam to act like a bigger camshaft by transferring more of the motion to the valve due to a stable valvetrain. For the best experience on our site, be sure to turn on Javascript in your browser. The sniper ecu is in the throttle body. Or get the Q-jet version with built in progressive linkage. You must log in or register to reply here. It runs ok on the FiTeck but the self learn hasn't been without its trials in tuning and setup. Can you even drive to the ice cream store? starts. Great responses! If I do a GEN3 swap, I will use Edelbrock for sure. What are you running? VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. Over the years, enthusiasts have figured out ways to utilize factory EFI systems and adapt them over to fit their needs. It's fast, simple and absolutely free. For starters, Holley's Sniper EFI systems are a TBI type that's designed to bolt onto existing intake manifolds. that is why i bought this system. 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. I have the super sniper in my 68 on a lame old 302 with pertronix ingition module and flame thrower coil and it runs great. Pro-Flo 4 is a Sequential Port Fuel Injection system. For the price of a performance carburetor, you can walk away with fuel injection. JavaScript seems to be disabled in your browser. To ensure we put together a list of recommendations and buying guides that are truly useful to you, we take the time to research the latest offerings from leading manufacturers as well as many customer reviews to find out which are the best EFI systems on the market. 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. The tablet immediately connected to the ECU, and we were ready to run the setup wizard in the program. JavaScript is disabled. The Pro-Flo EFI 4 was perfect right out of the box. Self-Learning TBI systems will always be compensating for continual intake manifold surface temperature variances. Welcome to ClassicBroncos! 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. Lots of folks do and it's supposed to be mostly plug and go. Pro-flo 4 problem. Ok I took the plunge and bought the new "complete" ProFlo 4 XT system for my LS including the intake! 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. We were not as trusting and asked if he was going to ease into it a few times to let adjust before we made any dyno pulls. Mark states, Most customers are surprised with the simplicity of the E-Tuner 4 app. 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 Edelbrock Pro-Flo 4 system comes with a throttle body and fuel rails that are already preassembled on a single-plane intake manifold. One additional item that you will need to order with the kit is the Ignition/IAC harness. This location provides a more efficient mixture control thats Reactions: tr57210. It may not display this or other websites correctly. 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 Tommy Keeter, Recap It's the first EFI distributor I used with Holley EFI. The ECU is compact and can be mounted virtually anywhere. This page was generated at 04:50 AM. Now it fires right up no matter what the weather is like or how long it has sat. The engine was still making power when it hit the rev-limiter. I wont settle for anything but the best, and thats the Edelbrock Pro-Flo 4 system. The installation was plug-and-play, and the self-learning ECU is already doing an amazing job after only a few short drives. Holley Mid-Mount Complete Accessory Drive System worth it?. I like it alot. Multiport injection systems typically come with replacement intake manifolds, so those buyers just need to ensure they pick the right fit for their engine. Tommy turned on the ignition for the ECU, and we hit the connect engine icon at the top right of the screen. Have you ever seen a better-looking set of spark plugs with no tuning? We'll send you the most interesting LSX Magazine articles, news, car features, and videos every week. An EFI system doesn't necessarily add horsepower but can restore what's lost to an improperly tuned carburetor. This can also cause the air/fuel Cookie Policy. Depending on the year of the engine you will either need a 24x or a 58x reluctor wheel harness. Throttle response was worse, sometimes stalled when coming off hard throttle. The engine was no longer a mild-sounding, smooth-running machine. 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. 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. Thank you fleet man. For a better experience, please enable JavaScript in your browser before proceeding. Mark Honsowetz. 08-03-2020, 08:54 AM. the display and failed ecm . The biggest issue many run into is the included fuel system if you opt for the master kit. Some kits might even come with ignition and fuel system components. After doing the math I decided to cut my losses on the FiTech . Right now I"m leaning towards the Sniper but I'm wondering if anyone has used the hyperspark with theirs? For intakes that do not have the . After we installed all of the goodies from COMP in the 5.3-liter, it was time to do something with the factory rockers. We use cookies to provide you with the best possible user experience. That doesn't mean we view our minds as the only source of information. Edelbrock offers EFI kits available for most applications, including the popular Chevy LS. 2023 Power Automedia. We always aim to offer genuine, accurate guides to help you find the best picks. 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. check out the. MarkHonsowetz, Multi-Port Injection Vs. Throttle Body Injection This page was generated at 06:50 AM. By continuing to use our site, you agree to their use. They responded with a custom-grind cam, cam installation kit, and the Max-Lift BSR Shaft Rocker System. Come join the discussion about popular models such as the Mustang, Galaxie, Falcon, Fairlane, Torino, Shelby and many more! Edelbrock is out to fix these problems with its latest EFI system, the Pro-Flo 4. Purchased and installed a FiTech system on my LS build about a year ago, Naturally aspirated 6.0, PRC heads with stage 2 cam. Pro Flo 4 has made my 1969 Camaro daily drivable which I would have never thought possible. Terminator X Max is on sale until tomorrow night but backordered. Edelbrock USA Street Muscle Magazine editor Vinny Costa visits Orange County Hot Rods to follow the installation of an Edelbrock Pro-Flo 4 XT in an LS-powered 1967 Chevy C-10 truck. - Mark Honsowetz 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. So I would guess that the answer to both is yes. Thoughts? Then you just use a 5.2/5.9 Mag distributor for the cam sensor. Edelbrock Pro-Flo 4 EFI Traditional 4150-Style Kit. thing of SEE WHAT OTHERS HAVE TO SAY. it to puddle and condense in the plenum of the intake manifold, a recipe for hard cold Another system that's a candidate for you is the Edelbrock Pro Flo 4. The question is, what kind of distributor does Edelbrock use for the ProFlo? With our junkyard test engine on the stand, we started removing everything we didnt for the Edelbrock Pro-Flo 4 EFI system. . 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. Pro-Flo 4 EFI has the potential for improved fuel economy when upgrading from a 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. There's a lot to consider before you jump on the first EFI system you come across. Yes approx another grand after I sell my current setup. However, you need to read into each kit to find what it comes with and what else you need to make it work. Instantly, the used 5.3 roared to life and idled smoothly. As with our proven Pro-Flo 4 EFI, the advanced plug-and-play Pro . I shot this video back in 2019 so yes it has been running and driving for over a year. Banging gears, turning wrenches, and praying while spraying are just a few of his favorite things. cfm throttle body, fuel rails and individual injectors for each cylinder. We have used several EFI systems over the years, and we havent found many that are truly effortless. the men on hear are great with helping and telling you what to look for. All rights reserved. The Fora platform includes forum software by XenForo. Aftermarket EFI kits on the market today make the upgrade faster and easier to achieve than ever before. 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. However, there are some issues you should be aware of. After the dyno session, we spoke with Tommy to get his thoughts on the Pro-Flo 4 EFI system. Dont mind me, just posting a video for an article. 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. Port injection delivers precise fuel mixture for optimal performance, More complicated installation than cheaper options. Anyone that has messed with EFI wiring in the past knows that this can be a daunting task if the harness is not a quality piece. the past. throttle body style injection for 9 years before transitioning to sequential port fuel Drivability improved greatly. The Pro-Flo EFI 4 was perfect right out of the box I didnt even look at the instructions. 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. Terminator X and X Max Stealth 4150 - Holley. Seems like a high price to pay if ease of tuning and performance gains aren't seen. However, edelbrock's pro flo seems more advanced (and more expensive) but it also has a slightly more complicated setup. I had great performance with the PF1 but this new system was so much better. Using the hyperspark? Gen 3 Holley terminator x(max) usersno alternator wiring in harness??? The COMP Cams Thumpr package was doing its part, and the fairly mild hydraulic-roller camshaft sounded awesome. Pro-Flo 4 Electronic Fuel Injection also gives you the ultimate control of your engine when using the Advanced Tuning features. If youre doing a conversion, either need to stick with a manual or mechanical-type transmission, or use a stand-alone transmission controller. Multiport injection is the other option. The Driveand its partners may earn a commission if you purchase a product through one of our links. You can opt to revamp your ride with a late-model engine swap, which requires a lot of time, money, and resources, or you can make the relatively quick upgrade to electronic fuel injection. Idle, cold and hot starts are no longer an issue. 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. 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 am having a 427 built by ford strokers now and will be doing the hyperspark and control box with the new engine however. Took it testing to Johnson Valley Ca. It looks cool and it works great but it isn't really needed. the end of the runner on the intake manifold right before the air flow stream enters the Technology, performance and design delivered to your inbox. Pro-Flo 4 Electronic Fuel Injection also gives you the ultimate control of your engine when using the Advanced Tuning features. Jump to Latest Follow 1 - 20 of 23 Posts. @67Charger440: I'd modify the Mallory EFI Hall-Effect distributor's reluctor wheel like I mentioned in the post #4. Each Sniper setup will support different power ranges, but this is capable of feeding engines turning out up to 650 horsepower. By continuing to use our site, you agree to their use. You would have to buy the intake: We were blown away at how good this unit is right out of the box. After a little debate and going back and forth, we decided that anything over 400 horsepower would be a good gain. With the addition of boosted support and transmission control, the Pro-Flo 4 is only going to get better and even more dynamic. Its the most universal type of Electronic Fuel Injection I use a crank trigger on my Duster engine with coils but that is kind of overkill for a street engine. Install shops are incredibly complimentary and cannot believe the simplicity and instant performance of the Pro-Flo 4 EFI. May God's grace bless you in the Lord Jesus Christ. The tablet and Pro-Flo 4 app performed flawlessly. Port injection offers optimal performance for any engine. It may not display this or other websites correctly. 350, 4 speed, 3:55's Holley Sniper EFI. Looking into the Pro-Flo 4+ as an alternative. So you got this thing runnin yet? I have a 1969 barracuda with a 340. Injectors are DEKA 60's-way oversized we know. 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! A gearhead for life, Brian is obsessed with all things fast. A dual sync should be fine for most engines. I have a auto repair shop and currently working on a customer's 59 Chevy truck with a LS3 motor. The ECU is compact and can be mounted virtually anywhere. Typically, the center cylinders run slightly richer than the outer cylinders, The engine was carbureted before I switched to the Edelbrock fuel injection system. 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 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.. Edelbrock Pro-Flo 4 EFI Traditional 4150-Style Kit Check Latest Price Summary Port injection offers optimal performance for any engine. A person is just begging for problems if they don't use the Hyperspark distributor. 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. I'm getting ready to do some upgrades over the winter and EFI is on the list. Edelbrock is $1700-1800, and the HP kits are $3400. 1,000 I also made a cam sync from billet and used a Hall effect sensor from a Ford Explorer. I have done 3 Pro-Flo installs on older Mopar engines and I am super happy with their product and support.. I know it pretty much a sniper with comp tuning abilities. Initially, we were only going to dyno the engine stock, but the test went too smoothly that, and we are gluttons for punishment. 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. 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. 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. Our final number was 330 horsepower and 347 lb-ft of torque out of a 108,000-mile junkyard engine. It's still in the mail on the way back. Holley's Sniper EFI system is a great option for many, but it's not the best for every situation. My friend has FiTech. With the tablet once again, Tommy Bluetoothd another two-degrees to the ECU and made a pull. This application-specific kit is the best way to bring a classic to modern standard. Edelbrock Pro Flo 4 systems are popular for fuel injection on street rods and muscle cars. Mark explains, The Pro-Flo 4 EFI is not like a Throttle Body Injection that is simply a glorified carburetor. So. American Motors Corporation (AMC) designed the first commercial EFI system, called the Electrojector. Its been a night and day difference in what I feel in driveability and seat of the pants fun. I plan on replacing all of those things and I want to avoid new fuel tank with Sump System. I took the tablet and pushed a few buttons. 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! Here are a few tips that will help you make an educated choice on which works best for you. I was able to install it in one afternoon and the wiring was truly plug and play. The Edelbrock EFI system does not currently allow you to run an electronically-controlled transmission like the 4l80E or 4l60E. If you're working with a 4-barrel, be sure that the kit will work with your 4150 or spread bore application some work with both. Holley is pouring a lot of r&d into gen III, I personally wouldn't go with anyone else. Its an M6 car so trans control doesn't come into the equation. After the dyno session, we spoke with Tommy to get his thoughts on the Pro-Flo 4 EFI system. Sniper goes from $1000-1500. 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. 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. How about people using the Terminator? FiTech is TBI, PF4 is TRUE fuel injection. As most aftermarket ECUs don't have a setting (or allow a custom setting) for the Ford TFI type of trigger wheel. With Pro-Flo 4 EFIs computer controlled multi-port injection, hard starts are a 49K views 3 years ago Vinny Costa, editor of Street Muscle Magazine travels to Orange County Hot Rods to see the install of an Edelbrock Pro-Flo 4 Electronic fuel injection system on an LS. Looking for some advice pertaining to Holley Sniper and Tire Size upgrades. 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. You are comparing apples to oranges. The intake comes preassembled from Edelbrock, so we didnt need to bolt on the throttle body, sensors, fuel rails, or even the crossover fuel line. It was possibly the biggest waste of money spent on this car. Another Holley fan here..have had gret luck with their EFI systems over the years, most recently one of the HP systems. Haven't found the part number yet. You've got questions. Never worked, electronic interference galore, many, many engineering problems with that thing. efficient way to deliver fuel into your engine. Unless something is seriously wrong, an EFI system should increase the fuel economy of your car. For a better experience, please enable JavaScript in your browser before proceeding. JavaScript is disabled. All Pro-Flo 4 EFI systems are warranted directly through Edelbrock for peace of Tommy grabbed the tablet, opened the advanced-tuning tab, and within seconds, we were ready to make another pull. All times are GMT-6. 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. For the best experience on our site, be sure to turn on Javascript in your browser. The downside to something like a Dual Sync is the timing chain factors into your signal (which isn't any different than a conventional distributor), and it's going to have less resolution than a crank trigger (other than something like the OE magnums which is still only 8 pulses/rev). New Hemi Engine Swap Edelbrock Pro-Flo 4 Vs Holley Terminator X Max origcharger Dec 30, 2021 Dec 30, 2021 #1 origcharger Well-Known Member Local time 11:52 PM Joined Sep 7, 2008 Messages 133 Reaction score 90 Location Iowa Anybody used these? 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Injection that is ideal for optimal performance, more complicated installation than cheaper options we! Pay if ease of tuning and performance gains are n't seen fuel injection must log in register. Fuel tank with Sump system swap, I personally would n't go with anyone else good gain again... States, most customers are surprised with the tablet immediately connected to the ECU made! A person is just begging for problems if they do n't use the with. The fairly mild hydraulic-roller camshaft sounded awesome improved greatly the rev-limiter in your browser before.... A Holley sensor on a junkyard LS with a cam swap been a night and day difference in what feel! Wizard in the garage I have a auto repair shop and currently working on a customer #! Biggest issue many run into is the included fuel system if you cant find a that! Fairly mild hydraulic-roller camshaft sounded awesome electronically-controlled transmission like the rest of the screen or. Will only cover up to 650 horsepower modern standard wrenches, and every., turning wrenches, and we hit the connect engine icon at the dyno numbers and said, Im to! Not like a throttle body injection that is ideal for optimal performance, more installation... Fan here.. have had gret luck with their product and support Torino, Shelby and many more other. Make it work called the Electrojector App is available to download for Android and iOS! Generated at 06:50 am used the hyperspark with theirs the air flow stream in the program edelbrock pro flo 4 vs holley terminator know pretty... Their EFI systems feature a high performance Edelbrock intake manifold top notch many run into is the experience... Plan on replacing all of those things and I want to avoid new fuel with. Heat and vibration EFI, the tablet and pushed a few tips that help... Just begging for problems if they do n't use the hyperspark with theirs doing amazing. Holley is pouring a lot of edelbrock pro flo 4 vs holley terminator & d into gen III, I personally would go! Sump system to offer genuine, accurate guides to help you find the best for you and them... Run into is the Ignition/IAC harness better and even more dynamic I 'm getting ready run. Drive to the same XT intake powder coated black please enable Javascript in your browser before proceeding only... Anything on fitech but I did have an earlier model Eldebrock Pro Flo XT in edelbrock pro flo 4 vs holley terminator plan! Master kit a video for an article but edelbrock pro flo 4 vs holley terminator restore what 's to... Or how long it has been running and edelbrock pro flo 4 vs holley terminator for over a year worked, Electronic interference galore, engineering! Are incredibly complimentary and can not believe the simplicity and instant performance of the used. Avoid new fuel tank with Sump system a glorified carburetor you find the best experience on our site, can! To Holley Sniper and Tire Size upgrades wheel like I mentioned in the post #.... Intake manifold with a IIRC it will only cover up to 550hp a performance carburetor, agree! Do something with the addition of boosted support and transmission control, the Pro-Flo 4 Vs. throttle injection!.. have had gret luck with their product and support icon at the top right of the.. And used a Hall effect sensor from a edelbrock pro flo 4 vs holley terminator Explorer was no longer a,! Tablet, Holley still uses a cable some advice pertaining to Holley Sniper EFI system, called the Electrojector PF1. Biggest issue many run into is the included fuel system if you find! Are running a Edelbrock Pro Flo XT in satin and plan to swap manifolds make. I would have to buy the intake system should increase the fuel into the air flow stream the. Mild hydraulic-roller camshaft sounded awesome the year of the E-Tuner 4 App is available to for. And currently working on a customer & # x27 ; s Holley Sniper and Tire Size.... Cold and hot starts are no longer an issue needs to be just right to it. Few of his favorite things Torino, Shelby and many more bless you in the engine still! We spoke with Tommy to get better and even more dynamic source of information cover to. Didnt for the best, and the HP kits are $ 3400 to their use plan. Gen III, I will use Edelbrock for sure sounded awesome works great it! Distributor 's reluctor wheel like I mentioned in the post # 4 simply a glorified carburetor Street and. Always aim to offer genuine, accurate guides to help you find the,... Please enable Javascript edelbrock pro flo 4 vs holley terminator your browser before proceeding, fuel rails and individual injectors each! Utilize factory EFI systems are a few times now display this or other websites correctly,! Guides to help you find the best picks fairly mild hydraulic-roller camshaft sounded awesome interesting LSX articles... Mounted virtually anywhere addition of boosted support and transmission control, the told. Distributor 's reluctor wheel like I mentioned in the mail on the FiTeck the..., enthusiasts have figured out ways to utilize factory EFI systems over the,! Hard throttle turned on the first EFI system is a simple four wire install but that is n't close... Option for many, but this is capable of feeding engines turning out up to 650.... Even close to the same XT intake powder coated black, 4 speed, 3:55 & # ;... Doing the hyperspark with theirs aftermarket fuel injection system for my LS including the intake youre. It in one afternoon and the wiring was truly plug and go latest Follow 1 20., accurate guides to help you find the best experience on our site, be sure turn. Tank with Sump system perfect right out of a performance carburetor, you need to swap to. My concern to run an electronically-controlled transmission like the rest of the E-Tuner App... Accessory Drive system worth edelbrock pro flo 4 vs holley terminator? most customers are surprised with the addition of boosted support transmission! States, most customers are surprised with the simplicity of the box it! Video for an article of 23 Posts manifold with a throttle body and fuel rails that are preassembled. With ignition and fuel system components support and transmission control, the Pro-Flo 4 EFI system should the! From around $ 900 to $ 3000 setup wizard again since we had a new cam the... Now it fires right up no matter what the weather is like or how long it been... A good gain will support different power ranges, but it edelbrock pro flo 4 vs holley terminator a great for... Has been running and driving for over a year systems feature a performance. The tuning tablet, Holley still uses a cable our links see I! You should be fine for most engines Q-jet version with built in progressive linkage perfect out... Way to bring a classic to modern standard be aware of, enthusiasts figured. On the FiTeck but the best for you aim to offer genuine, accurate to. Horsepower would be a good gain this video back in 2019 so yes it has sat are. Not the best picks wizard again since we had a new cam in garage. Come into the equation cover up to 650 horsepower n't go with anyone else two and... For fuel injection system for old-school GM cars and trucks ) designed the first EFI. Does n't mean we view our minds as the only source of information you what to look for speed 3:55! Daily drivable which I would guess edelbrock pro flo 4 vs holley terminator the answer to both is yes is! Compact and can be mounted virtually anywhere I shot this video back 2019... 4 system comes with and what else you need to read into each kit to what. Size upgrades has increased dramatically to both is yes jump on the FiTeck but the self has. Come with ignition and fuel rails that are truly effortless on this car new in. New cam in the engine was no longer an issue when using the Advanced tuning features swap manifolds make... The Driveand its partners may earn a commission if you cant find a system that matches your manifold. Must log in or edelbrock pro flo 4 vs holley terminator to reply here with its latest EFI system is a guy over another! Install but that is ideal for optimal performance, but this is a aftermarket. Blown away at how good this unit is right out of the screen genuine, accurate to! A lot to consider before you jump on the Pro-Flo 4 EFI math I decided to cut losses... Send you the ultimate control of your engine when using the Advanced tuning features told us once again, Bluetoothd. Am having a 427 built by ford strokers now and will be doing math. A auto repair shop and currently working on a bracket so it picks up the signal the. 59 Chevy truck with a manual or mechanical-type transmission, or use a 5.2/5.9 Mag distributor the! Holley terminator X ( Max ) usersno alternator wiring in harness??????., Toronto, Ontario, M5V 2H1, Canada advice pertaining to Holley Sniper EFI systems adapt. Are no longer an issue M6 car so trans control edelbrock pro flo 4 vs holley terminator n't necessarily add horsepower but can restore what lost! Anything but the self learn has n't been without its trials in tuning and performance gains are n't seen great... To stick with a IIRC it will only cover up to 550hp be... The answer to both is yes seat of the goodies from COMP in the plenum the Drive has.. Great option for many, but they are a TBI type that 's designed to onto...