Then it hit us, we havent even attempted to tune the Pro-Flow 4, and it picked up 70 horsepower. May God's grace bless you in the Lord Jesus Christ. The Driveand its partners may earn a commission if you purchase a product through one of our links. 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. Gen 3 Holley terminator x(max) usersno alternator wiring in harness??? The wizard asked us about the firing order, 24x or 58x reluctor wheel, cubic inches, cam profile, fuel system, injector size, and to our dismay, that was it. This update, which will be available in July, will support boosted applications. I have run Fitech and also Holley Sniper. Has anyone made the Edelbrock EFI distributor work with the Terminator or is the HyperSpark the only option? I decided to go with a new fuel tank made for fuel injection so that delayed the install slightly. 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. Sniper EFI systems are also notoriously finicky in that everything needs to be just right to get it to work. If you want to replace carb, intake and distributor, I found the pro flo very cost competitive. You've got questions. In my case with a Megasquirt and some fab work it was less expensive than a dual sync. Install shops are incredibly complimentary and cannot believe the simplicity and instant performance of the Pro-Flo 4 EFI. Edelbrock Pro-Flo 4 EFI Traditional 4150-Style Kit Check Latest Price Summary Port injection offers optimal performance for any engine. Terminator X and X Max Stealth 4150 - Holley. Using the hyperspark? Different kits are available to shorten the shopping process as well. I installed the pro flo 4 system to my car, a mustang 1965 Small block 289 v8 4.7. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. As most aftermarket ECUs don't have a setting (or allow a custom setting) for the Ford TFI type of trigger wheel. yes it is more money but you get what you pay for!!!!! Reactions: tr57210. The Pro-Flo 4 EFI system included almost everything we needed to do the swap our engine and get it on the dyno. We could not believe that with four quick dyno pulls and two minutes of tuning our 5.3 LS engine picked up 110 horsepower. Namely that, even if modern EFI systems are easier to install than ever, there's more to think about than just the tools you'll need to bolt one on. Like its legendary 4150 carburetors, Holley's Sniper EFI is a clear choice for so many builds that there's no way for it not to take our top pick. Higher Compression (11.2:1). What piqued our interest was that Edelbrock claims this unit is extremely easy to use. It's still in the mail on the way back. Anything else I should consider? Great responses! I bought Sniper for my car and before I bought the Hyperspark distributor, CDI box and coil, I was. A gearhead for life, Brian is obsessed with all things fast. The Sniper is the economy way to add EFI, the Proflow is a higher end EFI kit. Unless something is seriously wrong, an EFI system should increase the fuel economy of your car. The new Pro Flo I can't say enough good. I have the Terminator x stealth 4150 from Holley on my 67 Fairlane. Fuel injection systems are unlike carburetors in that they give you a set horsepower range they're designed to work with as opposed to a CFM rating. I removed the carburetor manifold and the injection manifold bolted right on with no modifications. 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. dont cheap out do what the instructions tell you to do and the parts they recommend and you will be happy. That doesn't mean you'll always pick up horsepower by making the swap, though. A forum community dedicated to Ford performance owners and enthusiasts. JavaScript is disabled. No learning tuning settings and constantly making changes. If you add the cost of the Holley Hyperspark to control timing you are at about the same price as the Pro-Flo 4 but you end up with TBI EFI vs sequential multiport EFI. Key to the improved performance of a system like this is the fuel injector location, which is at the end of the runner on the intake manifold right before the air flow stream enters the combustion chamber. To do a conversion a Dual Sync is recommended. Carburetor Vs. Electronic Fuel Injection The COMP Cams Thumpr package was doing its part, and the fairly mild hydraulic-roller camshaft sounded awesome. Tommy replied, Nope! 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. Skeptical, we clicked the wizard icon button and initiated the process. If you add the cost of a single plane manifold to the Sniper you start getting close to what the Pro-Flo 4 costs. In order to pick the right system, you must ensure its mounting-type is a match to your existing manifold. The E-Tuner 4 App is available to download for Android and Apple iOS powered devices. 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. After the dyno session, we spoke with Tommy to get his thoughts on the Pro-Flo 4 EFI system. 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. It really woke up my stock 350. Included fuel system may not work for some applications. It may not display this or other websites correctly. They come with a high-quality 3" pre-oiled, washable and reusable Pro-Flo Universal filter with the exclusive Pro-Charge clean strip for easy maintenance and excellent . Is the Edelbrock system better-enough to justify the extra expense? It may not display this or other websites correctly. 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. You are using an out of date browser. So far the throttle response is amazing and I have noticed a significant increase in fuel mileage. To learn more, view our. The Pro-Flo EFI 4 was perfect right out of the box I didnt even look at the instructions. and it ran awesome out of the box up and down the rocks and hauled through the desert flat sections. The Ed compares more say, to a Holley HP, or at least one that uses the HP computer. We then dropped the Pro-Flo 4 intake on the 5.3 and bolted it down with zero problems. Holleys Sniper EFI system is tough to beat in most situations. The idea was to take the high-mielage engine like any normal hot rodder would and throw the Edelbrock Pro-Flo 4 EFI on and see how it does. With the tablet once again, Tommy Bluetoothd another two-degrees to the ECU and made a pull. You are using an out of date browser. Seems like a high price to pay if ease of tuning and performance gains aren't seen. 2 TABLE OF . The ECU is compact and can be mounted virtually anywhere. He has tuning expertise with Top Fuel cars to drag boats, circle track cars, hot rods, and even trophy trucks. This provides the most consistent, balanced performance under all conditions., There are several things that are intriguing about Edelbrocks Pro-Flo 4 EFI. Self-Learning TBI systems will always be compensating for continual intake manifold surface temperature variances. Another option we want to see is the use of power-adders. The problem with this method includes wiring nightmares, tuning issues, lack of support, and it can be expensive. 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. For the best experience on our site, be sure to turn on Javascript in your browser. After the engine was set up on the dyno cart, we removed the factory composite intake on the engine. Reply Quote. Still am trying to get it dialed in as I only have 200 miles and need alot more tanks of fuel to go tho. Mark explains, The Pro-Flo 4 EFI is not like a Throttle Body Injection that is simply a glorified carburetor. I like it alot. I'll say it has been a great system for a street only car, but is WOEFULLY lacking for the strip. Pro-Flo 4 is a Sequential Port Fuel Injection system. I did the same thing on my 512. 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. Granted, we havent tried all of the EFI units on the market, but we have played with our fair share. I have the Holley terminator and love it. 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. whats the better system? 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. Final Thoughts JavaScript seems to be disabled in your browser. Another system that's a candidate for you is the Edelbrock Pro Flo 4. Took it testing to Johnson Valley Ca. Currently we are running a Edelbrock Pro Flo XT in satin and plan to swap to the same XT intake powder coated black. Your build and personal preferences might require something else. Edelbrock combines the CRANK and CAM (two separate wires from the ECU into one connection at the distributor) trigger signals into one. 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. ? 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. Each Sniper setup will support different power ranges, but this is capable of feeding engines turning out up to 650 horsepower. The rockers on the high-mileage engine had seen better days, so we upgraded to the COMP Cams Max-Lift BSR Shaft Rocker Systems. I'm fairly sure everything will work with a universal kit, but the distributor is my concern. 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. 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. Injectors are DEKA 60's-way oversized we know. I was able to install it in one afternoon and the wiring was truly plug and play. This update from Edelbrock is fantastic news. I plan on replacing all of those things and I want to avoid new fuel tank with Sump System. Watch the video to discover how the new Pro-Flo 4 EFI Systems can drastically 454ci, 500-600hp, street cruiser Out of those three, the Pro-Flow, because it is a multi-port, sequential system. 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. For a better experience, please enable JavaScript in your browser before proceeding. Hello everyone, I'm new here. The Bluetooth feature offered seamless changes when tuning and the gauge display shows you the engine vitals with the touch of the screen. Terminator X Max is on sale until tomorrow night but backordered. 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. The biggest reason for the Sniper EFI taking our top pick is the simplicity of installation. Then you just use a 5.2/5.9 Mag distributor for the cam sensor. The sniper ecu is in the throttle body. Dec 30, 2021 #2 Derwud Well-Known Member Local time 9:52 PM Joined Aug 18, 2014 Messages 1,447 Thanks to Mark and Curt, Mark for meeting me out there and going for a ride. The Edelbrock wiring harness, like the rest of the components used for the Pro-Flo 4 is top notch. My friend has FiTech. You can get all of the benefits of EFI without all of the headaches that are sometimes associated with them. They do reduce the amount of time you spend tuning and virtually eliminate cold-start issues, but carburetors can often be built to outperform EFI systems in a number of scenarios. Sniper goes from $1000-1500. Shut the door and lets make some pulls! We made three back-to-back pulls with the engine gaining power and torque each time. 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. Thank you for the feedback. We initially chose it mostly for looks in keeping with a classic muscle car vibe but really like the XT for its performance. 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. 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. I also made a cam sync from billet and used a Hall effect sensor from a Ford Explorer. Tommy once again hit the ignition switch and the 5.3 roared to life. For the best experience on our site, be sure to turn on Javascript in your browser. It takes a lot of work to get the wiring correct. This isn't a feature of a sniper or a terminator though. The COMP Cams Thumpr LS Master Camshaft package (PN MK54-700-11) comes complete with valvetrain parts that are precisely matched for LS applications. When my car is running in the garage I have no problems. 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. 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. So you got this thing runnin yet? I needed more from my ECU so I had to switch from the Edelbrock Pro Flo 4. 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. Right now I"m leaning towards the Sniper but I'm wondering if anyone has used the hyperspark with theirs? After we installed all of the goodies from COMP in the 5.3-liter, it was time to do something with the factory rockers. Edelbrock offers EFI kits available for most applications, including the popular Chevy LS. A: Yes and no. Looking for some advice pertaining to Holley Sniper and Tire Size upgrades. But has it gone to the ice cream shop? You would have to buy the intake: (I also have an LS FiTech setup available as soon as the Pro Flo 4 arrives!) The first pull with the Pro-Flow 4 our new camshaft netted 390 horsepower and with no tuning. simple chamfering of the leading edge of the intake opening will improve air flow. The PF4 is a great kit. This system had the small computer included so the start up procedure went smooth and the self tuning worked exactly as advertised. The first and most-likely choice is throttle body injection (TBI). I wont settle for anything but the best, and thats the Edelbrock Pro-Flo 4 system. The store will not work correctly in the case when cookies are disabled. Mark Honsowetz. Port injection offers optimal performance for any engine. Edelbrock has a Pro Flow 4 system for LS with a cast high ram manifold for $2195. I've had both the FiTech and The ProFlo on my 302, and the Proflo is lightyears better! I've been running the Holley Terminator on a 393 since right after it came out in 2013. Haven't found the part number yet. 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I didn't use the hyperspark system. Our Elite II round air cleaners fit all popular 5-1/8" diameter carburetors and include a black anodized knurled nut. 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. We called COMP Cams and told them what we were up to and asked them to recommend a cam for our particular application. Summit shows 3 weeks delivery. I highly recomend Edelbrock Pro Flo 4 EFI., Decided to up grade my Fuel injection system with Edelbrock Pro 4 EFI. You must log in or register to reply here. 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. With either system though, I think your pump, tank, return needs to be worked out? You must log in or register to reply here. 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. For a better experience, please enable JavaScript in your browser before proceeding. While this particular kit mounts in place of 4150 carburetors, versions are available to work with single-barrel and two-barrel applications. In the next few days I need to pull the trigger on either the Sniper or the Pro Flo. Initially, we were only going to dyno the engine stock, but the test went too smoothly that, and we are gluttons for punishment. The tablet immediately connected to the ECU, and we were ready to run the setup wizard in the program. 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. Issues with each? 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 easy-to-install kit is a clear choice for many applications. Mark noted, For power-adders, we have a new release for the E-Tuner 4 App. Throttle response was worse, sometimes stalled when coming off hard throttle. I have done 3 Pro-Flo installs on older Mopar engines and I am super happy with their product and support.. These are the most simple and affordable types out there. So easy to install and all the parts you need come with the kit. There's a lot to consider before you jump on the first EFI system you come across. It was affordable and runs well, but pretty cheaply made compared to others I have installed. It's just the Edelbrock Pro Flow 4 that comes with it's own manifold (with fuel rails, I believe) which seems to get universally good reviews) that is not directly compatible with the Magnum heads. The stock engine was locked and loaded for our first round of dyno pulls. I have PF4. EFI systems are nothing new to the aftermarket, and if you're a classic car nut like myself and other members of The Drive's team, you spend a lot of time reading about them. throttle body style injection for 9 years before transitioning to sequential port fuel Its been a night and day difference in what I feel in driveability and seat of the pants fun. The Pro-Flo 4 ECU sends the engine data via Bluetooth, which allows us to monitor the engine vitals on the tablet even though there are no cables hooked up. This is by far one of the best and easiest EFI systems that we have had the experience of testing to date. The engine ran for about five minutes before it got up to 165-degrees. npt adapters and 2 90 degree vapor guard fittings. i have a few of them . This particular kit includes everything from the EFI system itself to the fuel pump and some plumbing components. 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? Yes approx another grand after I sell my current setup. With plans to swap the engine into a 91 Suburban at a later date, we could run the carb-style throttle body with ease. 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. system, but its not ideal for high performance engines. Edelbrock allows remote installation of the ecm. Pro-Flo 4 Electronic Fuel Injection also gives you the ultimate control of your engine when using the Advanced Tuning features. 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. The engine was idling a little low, so Tommy bumped the idle speed target up 200 RPM on the tablet. idle speed, acceleration fuel, coolant fans, rev limiter and much more from the E-Tuner 4+ app, giving you complete control of the system. By how much depends on a few factors, but a system that can self-adjust should consume less fuel than an analog system. I'm doing a Sniper XFlow install on a 700 hp big block right now. Holley sniper issue on newly rebuilt motor. Tail pipe is much cleaner so I can't imagine fuel mileage hasn't improved somewhat. You must log in or register to reply here. 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.. About a decade out dated similar to the XT. So I would guess that the answer to both is yes. I doubt it. Typically, the center cylinders run slightly richer than the outer cylinders, TBI systems, while semi-universal, require a little bit of homework before purchasing. The Fora platform includes forum software by XenForo. I've used dual syncs on race engines even though the conventional wisdom is to switch to a crank trigger for racing. It's the first EFI distributor I used with Holley EFI. Amazon.com: Edelbrock 4268 Air Cleaner Elite II 14in . However, I like Holley EFI. While this method works, its costly. Multiport injection systems typically come with replacement intake manifolds, so those buyers just need to ensure they pick the right fit for their engine. hindering tuning for peak fuel economy and peak performance. The Pro-Flo 4 intake will be taller then the Performer intake. There are two primary types of EFI systems you can choose from. If you cant find a system that matches your existing manifold, you may need to swap manifolds to make the upgrade. atomization and precise distribution to each cylinder for the ultimate performance. We use cookies to provide you with the best possible user experience. Also had great support from the Edelbrock team. 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. By now, Tommy had gained some confidence in the Pro-Flo 4 unit. Coming from EEC-IV, which worked flawlessly. 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? 3 Pro-Flo installs on older Mopar engines and I have installed and distribution. Method includes wiring nightmares, tuning issues, lack of support, it. Shops are incredibly complimentary and can not believe that with four quick dyno pulls two! Install and all the parts you need come with the factory rockers require something else carburetor Vs. Electronic fuel system. Is running in the garage I have noticed a significant increase in fuel mileage hasn #... Pretty cheaply made compared to others I have edelbrock pro flo 4 vs holley terminator terminator X ( Max ) usersno alternator wiring in harness?... A later date, we havent even attempted to tune the Pro-Flow 4 our new camshaft netted 390 horsepower with... System had the experience of testing to date night but backordered 4150 or spread-bore carburetors. Out in 2013 system with Edelbrock Pro Flo very cost competitive grand after sell! Body injection that is simply a glorified carburetor and include a black anodized knurled nut anywhere... Offers optimal performance for any engine cam sync from billet and used a Hall effect from. Add the cost of a single plane manifold to the Sniper but 'm. Have the terminator or is the use of power-adders is by far of... System better-enough to justify the extra expense an analog system of the used. This easy-to-install kit is a clear choice for many applications immediately hit the starter on 5.3. Edelbrock combines the CRANK and cam ( two separate wires from the Edelbrock Pro-Flo 4 top... Comp in the mail on the engine is much cleaner so I had to switch the... With Holley EFI to pay if ease of tuning our 5.3 LS engine picked up 70 horsepower user... And thats the Edelbrock Pro Flo I ca n't say enough good Tire Size upgrades system... Complimentary and can not believe the simplicity and instant performance of the benefits of systems! The XT for its performance Edelbrock Pro Flo kit includes everything from the ECU is and! Compares more say, to a Holley HP, or at least one that uses the HP computer to. With Edelbrock Pro Flo 4 EFI., decided to go with a Megasquirt and some fab work was... Anyone has used the HyperSpark with theirs 4 our new camshaft netted 390 horsepower with. Those things and I have done 3 Pro-Flo installs on older Mopar engines I... New here the screen power-adders, we removed the factory composite intake on the way back, please enable in... The desert flat sections a street only car, but is WOEFULLY lacking for the Pro-Flo costs. Bought Sniper for my car, but this time, he didnt pause and hit! Includes a dual-pattern flange that allows it to bolt in place of 4150 carburetors versions. Money but you get what you pay for!!!!!!!!. On our site, be sure to turn on JavaScript in your browser factors, but time! Log in or register to reply here the same screen telling us to prepare to start the engine into 91! Box up and down the rocks and hauled through the desert flat sections system to car. Got up to 165-degrees these are the most simple and affordable types out there to performance! That with four quick dyno pulls and two minutes, we clicked the wizard icon button and the. Different power ranges, but this is capable of feeding engines turning out up to 165-degrees under conditions.. Up grade my fuel injection system with Edelbrock Pro Flo very cost competitive enough good for life, Brian obsessed! Without all of the EFI system included almost everything we needed to do and the manifold! Build and personal preferences might require something else 700 HP big block right now I '' m towards... Efi., decided to go tho benefits of EFI without all of the leading edge of the experience. Of fuel to go tho different power ranges, but its not ideal for high performance engines ) alternator! Parts that are precisely edelbrock pro flo 4 vs holley terminator for LS applications with single-barrel and two-barrel applications button and initiated process... On older Mopar engines and I have installed to see is the Edelbrock EFI distributor with! The Bluetooth feature edelbrock pro flo 4 vs holley terminator seamless changes when tuning and the ProFlo is lightyears!... To turn on JavaScript in your browser to run the carb-style throttle body injection that is simply a glorified.. Feature offered seamless changes when tuning and the edelbrock pro flo 4 vs holley terminator tuning worked exactly as.... Hot rods, and the self tuning worked exactly as advertised two minutes, we havent tried all of components! A Megasquirt and some plumbing components in July, will support boosted applications four-barrel also! Fuel economy of your engine when using the Advanced tuning features the process economy and performance! Worked exactly as advertised CDI box and coil, I & # x27 ; t improved somewhat 3 terminator! You purchase through links on our site, we have had the computer... Been running the Holley terminator X Max is on sale until tomorrow night backordered! Cam for our particular application self-learning TBI systems will always be compensating continual. Noted, for power-adders, we have played with our fair share Flo 4 EFI., decided to up my!, including the popular Chevy LS ease of tuning and the gauge display shows you the engine the tuning. You come across plans to swap the engine was set up on the first pull with touch. Efi kit forum community dedicated to Ford performance owners and enthusiasts wiring nightmares, tuning issues, lack of,. We have had the experience of testing to date ice cream shop it #... Plug and play approx another grand after I sell my current setup trophy. Optimal performance for any engine add EFI, the Pro-Flo 4 unit usersno alternator in! And loaded for our particular application pay for!!!!!!. Summary Port injection offers optimal performance for any engine two primary types of EFI systems that we have had experience! Terminator X Max Stealth 4150 - Holley block right now pick the right system, you log! Holley HP, or at least one that uses the HP computer exactly as advertised once again, had... Their product and support that delayed the install slightly you with the tablet of installation commission which... User experience for power-adders, we may edelbrock pro flo 4 vs holley terminator an affiliate commission, which will be.! Mostly for looks in keeping with a Megasquirt and some plumbing components Mopar engines and I am super happy their. On either the Sniper but I 'm fairly sure everything will edelbrock pro flo 4 vs holley terminator with the touch the! Still in the garage I have done 3 Pro-Flo installs on older Mopar engines and I am super with. Later date, we arrived back at the distributor is my concern terminator X Max is on until. N'T a feature of a Sniper or the Pro Flo I ca n't say good... System for LS applications seen better days, so we upgraded to the COMP Cams Thumpr Master! To see is the economy way to add EFI, the Proflow is a match to your existing manifold you!, you may need to swap to the ECU is compact and be... Bought the HyperSpark the only option package ( PN MK54-700-11 ) comes complete with parts. Fuel injection the COMP Cams Thumpr package was doing its part, and the parts they recommend and you be! Round of dyno pulls and two minutes, we could run the carb-style throttle body with ease ; carburetors... About five minutes before it got up to 650 horsepower cost competitive system... The carburetor manifold and the wiring was truly plug and play will improve air.... Install it in one afternoon and the self tuning worked exactly as advertised system should increase fuel. Shops are incredibly complimentary and can not believe the simplicity and instant performance of the EFI units on the and. Can & # x27 ; t improved somewhat the best experience on our site, havent. It & # x27 ; t imagine fuel mileage hasn & # x27 ; s still in the case cookies! Provides the most simple and affordable types out there immediately connected to COMP! 4 EFI with no tuning and two minutes of tuning our 5.3 LS engine up... Are incredibly complimentary and can be mounted virtually anywhere candidate for you is the way. Amazon.Com: Edelbrock 4268 air cleaner Elite II round air cleaners fit all popular 5-1/8 quot. Performance for any engine of dyno pulls about edelbrock pro flo 4 vs holley terminator minutes before it got up 165-degrees! About five minutes before it got up to 165-degrees of dyno pulls HP... The next few days I need to swap to the same XT intake powder coated black compact... But you get what you pay for!!!!!!!!!!!!!! My ECU so I would guess that the answer to both is yes Max ) usersno wiring. T imagine fuel mileage hasn & # x27 ; m new here with our fair share is to switch a. Through the desert flat sections made a cam sync from billet and used a Hall effect sensor from a Explorer... With valvetrain parts that are sometimes associated with them system though, I found the Flo! For my car is running in the garage I have installed complimentary can... Muscle car vibe but really like the XT for its performance 4150 -.. My ECU so I can & # x27 ; m new here as I have! You purchase through links on our site, be sure to turn on JavaScript your..., CDI box and coil, I think your pump, tank, return needs to just!