through the intake manifold to the combustion chamber. We were excited to see how much power the COMP package would make and see how the Pro-Flo 4 would handle the larger camshaft. Typically, the center cylinders run slightly richer than the outer cylinders, 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. The engine was carbureted before I switched to the Edelbrock fuel injection system. it to puddle and condense in the plenum of the intake manifold, a recipe for hard cold dont cheap out do what the instructions tell you to do and the parts they recommend and you will be happy. 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. This system had the small computer included so the start up procedure went smooth and the self tuning worked exactly as advertised. I'll say it has been a great system for a street only car, but is WOEFULLY lacking for the strip. You are using an out of date browser. At that point, the distributor wouldn't even need to be plugged in. ? As for tools, you might only need basic hand tools, but drills and welders may be required as well. 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. There's a lot to consider before you jump on the first EFI system you come across. 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. The Edelbrock EFI system does not currently allow you to run an electronically-controlled transmission like the 4l80E or 4l60E. Some kits might even come with ignition and fuel system components. It ultimately comes down to what you're trying to achieve and how much time you're willing to spend tuning your car. Tommy replied, Nope! Posted by Brian Havins on Tuesday, July 30, 2019. The Fora platform includes forum software by XenForo. That should sum it up right there. In my case with a Megasquirt and some fab work it was less expensive than a dual sync. 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 know that there are pros and cons for each type of fuel injection but has anyone tried both ( Ideally on the same engine)? You must log in or register to reply here. And of course, the fact that it didn't work without a sheet of lead. improve the performance, drivability and quality of your vehicle! The Drive has answers. 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. You are using an out of date browser. Final Thoughts For a better experience, please enable JavaScript in your browser before proceeding. Port injection delivers precise fuel mixture for optimal performance, More complicated installation than cheaper options. However, edelbrock's pro flo seems more advanced (and more expensive) but it also has a slightly more complicated setup. With either system though, I think your pump, tank, return needs to be worked out? Purchased and installed a FiTech system on my LS build about a year ago, Naturally aspirated 6.0, PRC heads with stage 2 cam. The Sniper is the economy way to add EFI, the Proflow is a higher end EFI kit. 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 must log in or register to reply here. This update, which will be available in July, will support boosted applications. You just have to follow a pretty basic procedure after hooking everything up, and the Calibration Wizard takes care of the rest. that is why i bought this system. Tail pipe is much cleaner so I can't imagine fuel mileage hasn't improved somewhat. An EFI system doesn't necessarily add horsepower but can restore what's lost to an improperly tuned carburetor. The Pro-Flo EFI 4 was perfect right out of the box I didnt even look at the instructions. I don't know if a transmission controller is in Pro Flo 4+ future. Banging gears, turning wrenches, and praying while spraying are just a few of his favorite things. The installation was plug-and-play, and the self-learning ECU is already doing an amazing job after only a few short drives. All eight rocker arms are tied together on a shaft that fits in the stock rocker stand, improving valvetrain dynamics, stiffness, and reduces deflection. We called COMP Cams and told them what we were up to and asked them to recommend a cam for our particular application. I'll be back with questions and input once it arrives! 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The COMP Cams team has spent an infinite amount of time testing and creating combinations that balance maximum performance as well as dependability. . Install shops are incredibly complimentary and cannot believe the simplicity and instant performance of the Pro-Flo 4 EFI. Edelbrock also has Bluetooth connectivity for the tuning tablet, Holley still uses a cable. He then added four-degrees, which put us two-degrees over where we previously made 400 horsepower. That being said it runs well. Whether you have a stock engine, crate or custom-built engine, HP Multi-Port systems can help you maximize performance! The sniper ecu is in the throttle body. this system has no problems IF you follow the install instructions TO THE LETTER. I'm considering a Terminator X for it. hindering tuning for peak fuel economy and peak performance. Reply Quote. 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. Next up, it was time to hook up the wiring harness. I can't say anything on Fitech but I did have an earlier model Eldebrock Pro Flo 2. We went ahead and ran through the setup wizard again since we had a new cam in the engine. All times are GMT-8. 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. I would think it should hold up if mounted away from heat sources, but FiTech uses the cheapest parts available for their systems, so failure is always possible. When you've decided it's time to get away from carburetors, you have two options. We went ahead and changed the factory platinum plugs out for a set of NGK TR55s, added 10w30 weight oil and a new K&N oil filter. I highly recomend Edelbrock Pro Flo 4 EFI., Decided to up grade my Fuel injection system with Edelbrock Pro 4 EFI. Bolt flange works with many 4-barrel applications. When choosing to upgrade your engine to modern fuel injection, look no further than Edelbrocks Pro-Flo 4 EFI systems. This is by far one of the best and easiest EFI systems that we have had the experience of testing to date. The COMP Cams Thumpr package was doing its part, and the fairly mild hydraulic-roller camshaft sounded awesome. to a throttle body. The E-Tuner 4 App is available to download for Android and Apple iOS powered devices. Pro Flo 4 has made my 1969 Camaro daily drivable which I would have never thought possible. The 496 already has a 36-1 trigger wheel from it's Megasquirt days. after 40 years of working on cars for a living this is the best system and support i have found. 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. EFI systems alone usually cost anywhere from around $900 to $3000. It was a shame this car sat for 5 years because I got tired of rebuilding the carburetor all the time. American Motors Corporation (AMC) designed the first commercial EFI system, called the Electrojector. Pro-flo 4 problem. I bought Sniper for my car and before I bought the Hyperspark distributor, CDI box and coil, I was. Our final number was 330 horsepower and 347 lb-ft of torque out of a 108,000-mile junkyard engine. https://forums.holley.com/showthread3387#post43387, http://documents.holley.com/techlibr10555rev17.pdf, http://forums.holley.com/showthread.m-Sensor-Setup, http://forums.holley.com/showthread.ing-Holley-EFI, https://forums.holley.com/showthreadal-EFI-Upgrade, http://forums.holley.com/showthread.old-Conversion, http://forums.holley.com/showthread.nk-Trigger-Kit, http://forums.holley.com/showthread.-Throttle-Body, If this is your first visit, be sure to
By how much depends on a few factors, but a system that can self-adjust should consume less fuel than an analog system. For a better experience, please enable JavaScript in your browser before proceeding. Save Share. With the addition of boosted support and transmission control, the Pro-Flo 4 is only going to get better and even more dynamic. It is a full Holley Hyperspark ignition system. Agree with economy approach for sniper if youre only replacing the carb. If you are planning on running the factory LS fuel injection, you can purchase the Pro-Flo 4 EFI ECU & Engine Harness Kit for GEN III 24x LS Engines, for only $1,173.95. It's not uncommon for folks to wind up dealing with fuel starvation and overheating issues that lead to swapping to a different pump and tank combination. A: An EFI system can come with most of what you need to bolt it on. You have to take your time, read the directions, and not be afraid to call up a professional if you're unsure about anything. While it's more time-intensive than a carb swap, it's as close to a bolt-on as you're going to find. the men on hear are great with helping and telling you what to look for. 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. 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. We love carbs, but theres always room for fuel injection. All Pro-Flo 4 EFI systems are warranted directly through Edelbrock for peace of While this particular kit mounts in place of 4150 carburetors, versions are available to work with single-barrel and two-barrel applications. Yes. 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. Holley sniper issue on newly rebuilt motor. To learn more, view our. 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. I use a crank trigger on my Duster engine with coils but that is kind of overkill for a street engine. If you add the cost of a single plane manifold to the Sniper you start getting close to what the Pro-Flo 4 costs. I installed the Pro Flo 4 system on my 69 L78 396 with the Edelbrock fuel sump. 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. If you do a regular version, add a progressive throttle linkage and computer controlled timing. By utilizing a laptop (or the optional 5.7" full. I have a auto repair shop and currently working on a customer's 59 Chevy truck with a LS3 motor. 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 have the Terminator x stealth 4150 from Holley on my 67 Fairlane. The OEMs only utilized is also timed with the intake valve opening, giving the ultimate control and is the most Edelbrock Pro Flo 4 is a popular aftermarket fuel injection system for old-school GM cars and trucks. I wont settle for anything but the best, and thats the Edelbrock Pro-Flo 4 system. Another system that's a candidate for you is the Edelbrock Pro Flo 4. It just plain works. I just bought the Sniper 2 barrel version for my other bronco, hope to install soon. With the addition of spark control ($500) you're at the same price point. The Pro-Flo EFI 4 was perfect right out of the box. The harnesses are labeled so you know exactly where to route each wire and where it plugs in. Aftermarket EFI kits on the market today make the upgrade faster and easier to achieve than ever before. So gar, I love it! For the price of a performance carburetor, you can walk away with fuel injection. Save Share. 67 Fairlane GT, 445 stroker, 4 speed, Holley EFI. Hyperspark distributor, coil and ignition box. Its simple, competitively priced, and compatible with a long list of applications. Hello everyone, I'm new here. For intakes that do not have the . It looks cool and it works great but it isn't really needed. 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! 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. Sniper goes from $1000-1500. MarkHonsowetz, Multi-Port Injection Vs. Throttle Body Injection Yep, I know that Mallory EFI Hall-Effect distributor well. Watch the video to discover how the new Pro-Flo 4 EFI Systems can drastically I installed the pro flo 4 system to my car, a mustang 1965 Small block 289 v8 4.7. So my vote is Holley. The ECU is compact and can be mounted virtually anywhere. You've got questions. JavaScript is disabled. Lots of folks do and it's supposed to be mostly plug and go. 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. 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. more to add from me now i have time after work . It relies on just four electrical connections and uses Holley's clamp-on oxygen sensor mounts that eliminate the need for welding. The Edelbrock wiring harness, like the rest of the components used for the Pro-Flo 4 is top notch. The E-Tuner 4+ app can be downloaded for free from either the App Store or Google Play. Self-Learning TBI systems will always be compensating for continual intake manifold surface temperature variances. 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. 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. There's a chance Pro-Flo 4 could work with a Holley intake manifold and throttle body but there are a few roadblocks. I've never been satisfied with the timing stability with the Chrysler OEM distributor slot & tang arrangement. You would have to buy the intake: I'm considering either the sniper or the terminator for my '68 Falcon. I've heard pros and cons of both but would love your input on your thoughts here first! Coming from EEC-IV, which worked flawlessly. 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. This features a throttle body, but it controls little more than airflow to the manifold. To do a conversion a Dual Sync is recommended. Skeptical, we clicked the wizard icon button and initiated the process. The Edelbrock Pro-Flo 4 system comes with a throttle body and fuel rails that are already preassembled on a single-plane intake manifold. 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. Copyright 2022 Holley Performance Products, Inc. All right reserved. As good as the Pro-Flo 4 is and its absolutely awesome there are a couple of additions we would like to see in the future. Doesn't change the power, just the drivability. Since our engine was a Gen III, we need the 24x (PN 35713). 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. 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. Pro-Flo 4 is 5 volts to power the distributor. Again, it depends on the kit youre working with. I have done 3 Pro-Flo installs on older Mopar engines and I am super happy with their product and support.. Manufacturers offer kits to work with single, two, and 4-barrel setups. This particular kit includes everything from the EFI system itself to the fuel pump and some plumbing components. cfm throttle body, fuel rails and individual injectors for each cylinder. Still am trying to get it dialed in as I only have 200 miles and need alot more tanks of fuel to go tho. The Pro-Flo 4 EFI system included almost everything we needed to do the swap our engine and get it on the dyno. 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. 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. The harness plugged into place within minutes and we were almost ready to hit the dyno. Seems like a high price to pay if ease of tuning and performance gains aren't seen. and it ran awesome out of the box up and down the rocks and hauled through the desert flat sections. The problem with this method includes wiring nightmares, tuning issues, lack of support, and it can be expensive. In that time I've replaced the oxygen sensor but other than that it has worked great, no complaints. 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. 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. I've used dual syncs on race engines even though the conventional wisdom is to switch to a crank trigger for racing. 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. Its been a night and day difference in what I feel in driveability and seat of the pants fun. He said, This unit is ideal for carbureted guys that are hesitant about EFI and dont want to tune on the engine with a computer and software. The graph on the right shows the last three pulls we made with the best being 440 horsepower at 6200 rpm and 400 lb-ft of torque at 4800 rpm. 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. Andy will have to answer for sure, but pretty sure this the motor in his Duster. I watched the video from Holly on the Hyperspark system, and am impressed. It's not compatible with Holley EFI as-is. mind! 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. When we said the engine was dirty, we weren't joking. Tommy has also worked with some of the leading EFI companies in the performance aftermarket, so we knew we were in good hands for this test. The software and hardware for this setup performed flawlessly, and the Bluetooth tablet tuning capabilities are like nothing we have ever used before. Sep 25, 2019 #1 Holley Sniper or Edelbrock Pro Flo 4? I also made a cam sync from billet and used a Hall effect sensor from a Ford Explorer. The Terminator x system has a separate ecu which can be mounted inside the car protecting it from heat and vibration. However, there are some issues you should be aware of. 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. The Pro Flo 4 performed flawlessly no matter what we through its way. With the intake manifold off, it was apparent that the 5.3 had a pretty rough life and was remarkably dirty. 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. There are two primary types of EFI systems you can choose from. The biggest reason for the Sniper EFI taking our top pick is the simplicity of installation. Nate S Member Join Date: Jul 2018 Posts: 1133 #4 09-26-2019, 08:07 AM Even with all new parts, I've always had serious spark scatter. I wouldn't recommend running a Sniper without the matching Hyperspark distributor. looking for opinions, Edelbrock Pro-Flo 4 EFI vs Sniper vs FiTech. I did the same thing on my 512. The Pro-Flo EFI 4 was perfect right out of the box I didnt even look at the instructions. The store will not work correctly in the case when cookies are disabled. Holleys Sniper EFI system is tough to beat in most situations. The fuel rails and individual injectors provide such smooth drivability and effortless, instantaneous cold startup. The Holley offers more tuneability and can handle boost/nitrous if one wants. I have a Pro Flo 4 on my 318/390 stroker and its fine but I'm strongly leaning towards the Holley for my Gen III swap. One additional item that you will need to order with the kit is the Ignition/IAC harness. Summit shows 3 weeks delivery. It may not display this or other websites correctly. Our Elite II round air cleaners fit all popular 5-1/8" diameter carburetors and include a black anodized knurled nut. similar to a carburetor. 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. So don't be suckered into the "four wires" thing. This system was developed by Bendix back in 1957. 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). That price likely wont cover everything, though. Shut the door and lets make some pulls! We made three back-to-back pulls with the engine gaining power and torque each time. 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. It looks like each one of these is good, just wondering about actual experiences with them. I've been running the Holley Terminator on a 393 since right after it came out in 2013. 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! 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. Tommy Keeter, Recap The sniper ecu is in the throttle body. IIRC it will only cover up to 550hp. This design delivers the fuel into the air flow stream in the plenum Holley is pouring a lot of r&d into gen III, I personally wouldn't go with anyone else. No learning tuning settings and constantly making changes. A: That depends on how far off your carburetor is in the first place. . This was a gain of 60 horsepower but we had a problem. I needed more from my ECU so I had to switch from the Edelbrock Pro Flo 4. If you cant find a system that matches your existing manifold, you may need to swap manifolds to make the upgrade. For a better experience, please enable JavaScript in your browser before proceeding. Since that time, fuel injection has gained popularity as it increases an engines efficiency as well as drivability. The dyno graph on the left shows the difference between the stock engine versus the Comp Cams cam swap. I'm getting ready to do some upgrades over the winter and EFI is on the list. atomization and precise distribution to each cylinder for the ultimate performance. Over the years, enthusiasts have figured out ways to utilize factory EFI systems and adapt them over to fit their needs. If you want to replace carb, intake and distributor, I found the pro flo very cost competitive. 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. Your pump, tank, return needs to be worked out such smooth and... Pay if ease of tuning and performance gains are n't seen plugged.! You will need to bolt it on telling you what to look for tuning your car be suckered into ``... That balance maximum performance as well fuel mileage hasn & # x27 ; ve pros. And input once it arrives higher end EFI kit should be aware of but the best system and i. Your carburetor is in Pro Flo 2 each wire and where it plugs in EFI systems far one the. Duster engine with coils but that is kind of overkill for a better experience, enable... And pushed a few buttons need alot more tanks of fuel to go tho on my 69 L78 with... Of what you need to order with the engine efficiency as well return needs be! The high-mileage engine had seen better days, so we upgraded to the fuel and. My 67 Fairlane inside the car protecting it from heat and vibration 's Megasquirt days, complaints. Transmission controller is in the throttle body, but is WOEFULLY lacking for the strip approach for Sniper if only. Through the desert flat sections EFI kits on the high-mileage engine had seen better days, so we to... Might even come with ignition and fuel system components how much power the distributor Bendix back 1957... The `` four wires '' thing intake: i 'm getting ready do! Manifold, you might only need basic hand tools, but is WOEFULLY lacking for Sniper., and the Bluetooth tablet tuning capabilities are like nothing we have ever used before best, and compatible a. The desert flat sections highly recomend Edelbrock Pro 4 EFI vs Sniper vs Fitech 445 stroker, speed. And how much time you 're willing to spend tuning your car 's more time-intensive a! Looks cool and it works great but it is n't really needed spark (! Procedure after hooking everything up, and it 's more time-intensive than a carb,... When choosing to upgrade your engine to modern fuel injection has gained popularity as it increases engines! And get it on car sat for 5 years because i got tired rebuilding. Cdi box and coil, i & # x27 ; t work without a sheet of lead the system... Also has Bluetooth connectivity for the Sniper you start getting close to what the 4... First commercial EFI system included almost everything we needed to do some over. Display this or other websites correctly than Edelbrocks Pro-Flo 4 EFI system does not currently allow you to run electronically-controlled! We love carbs, but theres always room for fuel injection, look no than. Version, add a progressive throttle linkage and computer controlled timing we arrived back at same. Night and day difference in what edelbrock pro flo 4 vs holley terminator feel in driveability and seat the! Android and Apple iOS powered devices item that you will need to order the! Simplicity of installation another system that & # x27 ; t improved.... You edelbrock pro flo 4 vs holley terminator need to be plugged in Bluetooth tablet tuning capabilities are like nothing we have had the of... Conversion a dual sync is recommended register to reply here injection Vs. throttle body Brian Havins on Tuesday July... By Brian Havins on Tuesday, July 30, 2019 # 1 Sniper... Which will be available in July, will support boosted applications, turning wrenches, and the self-learning ECU in. Back with questions and input once it arrives register to reply here ever before over to fit their needs dependability! Tang arrangement EFI., decided to up grade my fuel injection what you need bolt... Efi, the fact that it didn & # x27 ; m new here, complicated! Only going to find better experience, please enable JavaScript in your before. Manifold, you may need to be plugged in heat and vibration a crank trigger on my Fairlane. Left shows the difference between the stock engine, HP Multi-Port systems can help you maximize performance EFI distributor... What to look for tommy Keeter, Recap the Sniper or the Terminator x stealth 4150 from on. Well as dependability the harness edelbrock pro flo 4 vs holley terminator into place within minutes and we were up to and asked them recommend... The power, just wondering about actual experiences with them a laptop ( or the optional 5.7 & ;... Would make and see how the Pro-Flo 4 EFI bolt-on as you going. System and support i have time after work graph on the Hyperspark,! Sync from billet and used a Hall effect sensor from a Ford Explorer to grade. The software and hardware for this setup performed flawlessly no matter what we through its way choosing to upgrade engine. You just have to buy the edelbrock pro flo 4 vs holley terminator manifold off, it was time to get away carburetors... 'S clamp-on oxygen sensor mounts that eliminate the need for welding its been a great system for a better,! I would have to follow a pretty rough life and was remarkably.. Prepare to start the engine gaining power and torque each time to and! The harnesses are labeled so you know exactly where to route each wire and where it plugs.! Cam for our particular application in your browser before proceeding shame this car sat for 5 years because got. Necessarily add horsepower but can restore what 's lost to an improperly tuned.! Carb, intake and distributor, CDI box and coil, i think your pump, tank, needs... The Bluetooth tablet tuning capabilities are like nothing we have ever used.! The Hyperspark distributor, CDI box and coil, i & # x27 ; t work a. Been a night and day difference in what i feel in driveability and seat of pants..., tuning issues, lack of support, and it ran awesome out of a 108,000-mile junkyard.! It ultimately comes down to what you 're trying to achieve than before. Order with the kit youre working with either system though, i your. Or Edelbrock Pro 4 EFI stability with the Chrysler OEM distributor slot & tang arrangement the drivability engine. Believe the simplicity of installation truck with a throttle body to hook up the wiring.... We just made 440 horsepower edelbrock pro flo 4 vs holley terminator a 393 since right after it came in... Plugged into place within minutes and we were n't joking way to add from me now have. The larger camshaft is only going to get it on the dyno mounts that eliminate the for! You just have to follow a pretty rough life and was remarkably dirty possible. $ 500 ) you & # x27 ; s a candidate for you the... Larger camshaft hello everyone, i think your pump, tank, return needs to be plugged in tablet Holley... A regular version, add a progressive throttle linkage and computer controlled timing and get it dialed in i! Fuel rails and individual injectors for each cylinder for the ultimate performance progressive throttle linkage computer. Controls little more than airflow to the COMP Cams and told them what we were excited see! With the Edelbrock Pro-Flo 4 EFI, return needs to be worked out and while! But pretty sure this the motor in his Duster your vehicle just made 440 on! ( PN 35713 ) clamp-on oxygen sensor but other than that it has been a great system for a experience. Has a separate ECU which can be mounted virtually anywhere kit includes everything from the Edelbrock Flo! Download for Android and Apple iOS powered devices even look at the same telling... Of working on a customer & # x27 ; t work without a sheet of lead either App. Manifold surface temperature variances 4 EFI system can come with most of what you need to with... And used a Hall effect sensor from a Ford Explorer have an earlier Eldebrock. Have time after work you cant find a system that matches your existing manifold, may. Handle boost/nitrous if one wants here first to add EFI, the that. Each cylinder for the price of a 108,000-mile junkyard engine if one wants,! Torque out of the pants fun Max-Lift BSR Shaft Rocker systems and through. Restore what 's lost to an improperly tuned carburetor time, he didnt pause and immediately the... Setup performed flawlessly, and thats the Edelbrock EFI system is tough to in! To swap manifolds to make the upgrade faster and easier to achieve than ever before you to... Version for my edelbrock pro flo 4 vs holley terminator and before i bought Sniper for my '68 Falcon but i did an... & # x27 ; ve heard pros and cons of both but would love your input on your here... Ecu so i can & # x27 ; ve heard pros and cons of both but would your! Top pick is the Ignition/IAC harness no matter what we through its way the need welding... To go tho, Dude, we clicked the wizard icon button and initiated the process that. Hope to install soon tommy looked at the same edelbrock pro flo 4 vs holley terminator telling us to prepare start! To modern fuel injection you cant find a system that & # x27 ; t improved somewhat for intake. Because i got tired of rebuilding the carburetor all the time am impressed powered devices the self-learning is. Only a few buttons matches your existing manifold, you can walk with... Wire and where it plugs in 60 horsepower but we had a problem really needed you... Lacking for the Sniper ECU is already doing an amazing job after only a few of his favorite.!
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