It Only Gets Better the display and failed ecm . It may not display this or other websites correctly. Has anyone made the Edelbrock EFI distributor work with the Terminator or is the HyperSpark the only option? After doing the math I decided to cut my losses on the FiTech . 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! @67Charger440: I'd modify the Mallory EFI Hall-Effect distributor's reluctor wheel like I mentioned in the post #4. 350, 4 speed, 3:55's Holley Sniper EFI. 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. Articles may contain affiliate links which enable us to share in the revenue of any purchases made. Dirt and grime covered the 5.3 from top to bottom. ".Bug from the movie Uncle Buck. JavaScript is disabled. Another option we want to see is the use of power-adders. There are two primary types of EFI systems you can choose from. The Bluetooth feature offered seamless changes when tuning and the gauge display shows you the engine vitals with the touch of the screen. Recently, we spoke with Mark Honsowetz, the EFI Product Manager of Edelbrock, about the Pro-Flo 4 Electronic Fuel Injection (EFI) for the LS engine and some of its advantages over a carbureted setup. It just plain works. Tommy Keeter, owner of KPE Racing ran the dyno and monitored all of the vitals. That being said it runs well. improve the performance, drivability and quality of your vehicle! If you do a regular version, add a progressive throttle linkage and computer controlled timing. VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. Gone are the days of countless dyno sessions, custom tuners, laptops, confusing software, and miles of wiring. 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. For the best experience on our site, be sure to turn on Javascript in your browser. The sniper ecu is in the throttle body. May God's grace bless you in the Lord Jesus Christ. 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. Holley Mid-Mount Complete Accessory Drive System worth it?. 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! Now it was time to start the engine and tune it. If you want to replace carb, intake and distributor, I found the pro flo very cost competitive. It's competitively priced, as simple as it gets to install, and eliminates the need to tinker around with jets and screws, which is what many classic car owners are after. As for tools, you might only need basic hand tools, but drills and welders may be required as well. Even with all new parts, I've always had serious spark scatter. Water and Air Temperature Sensors are GM too. 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. 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. After the dyno session, we spoke with Tommy to get his thoughts on the Pro-Flo 4 EFI system. 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. thing of The engine was no longer a mild-sounding, smooth-running machine. 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 have a 1971 Z28 Camaro with a Chevy LQ4 thats been stroked to 408 CI. 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. Within a matter of minutes, the tablet told us once again it was ready to rock. This particular kit includes everything from the EFI system itself to the fuel pump and some plumbing components. I took the tablet and pushed a few buttons. I know that there are pros and cons for each type of fuel injection but has anyone tried both ( Ideally on the same engine)? 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. So don't be suckered into the "four wires" thing. With the intake manifold off, it was apparent that the 5.3 had a pretty rough life and was remarkably dirty. This location provides a more efficient mixture control thats They responded with a custom-grind cam, cam installation kit, and the Max-Lift BSR Shaft Rocker System. It has been around since the late 1990s and is considered a reliable system when installed and tuned correctly. 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. The installation was plug-and-play, and the self-learning ECU is already doing an amazing job after only a few short drives. The store will not work correctly in the case when cookies are disabled. more to add from me now i have time after work . Thoughts? You must log in or register to reply here. Each Sniper setup will support different power ranges, but this is capable of feeding engines turning out up to 650 horsepower. Here he is adjusting the air idle screw on the throttle body while monitoring the Idle Air Control (IAC) percentage on the tablet. Would the Edelbrock EFI unit be as simple to use even with the cam swap, and how much power would we pick up? Its our experience that when you run a setup wizard on a computer, one of two things will happen: either you will download too many options, or you will not get all of the options you need. A forum community dedicated to vintage Ford Mustang owners and enthusiasts. Fuel injection systems rarely need such services. Bolt flange works with many 4-barrel applications. 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 . For a better experience, please enable JavaScript in your browser before proceeding. Unless something is seriously wrong, an EFI system should increase the fuel economy of your car. You would have to buy the intake: So I would guess that the answer to both is yes. 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. Mark Honsowetz. We were blown away at how good this unit is right out of the box. It looks like each one of these is good, just wondering about actual experiences with them. EFI systems offer improvements in efficiency and performance but aren't always better than carburetors. Its impossible to find anything but fuel injection on modern cars these days. 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. The software and hardware for this setup performed flawlessly, and the Bluetooth tablet tuning capabilities are like nothing we have ever used before. I can't say anything on Fitech but I did have an earlier model Eldebrock Pro Flo 2. This is by far one of the best and easiest EFI systems that we have had the experience of testing to date. Ok I took the plunge and bought the new "complete" ProFlo 4 XT system for my LS including the intake! You will need to order the Ignition/IAC Harness harness, but we well into that later. Have you ever seen a better-looking set of spark plugs with no tuning? Key to the Over the years, enthusiasts have figured out ways to utilize factory EFI systems and adapt them over to fit their needs. Then it hit us, we havent even attempted to tune the Pro-Flow 4, and it picked up 70 horsepower. 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. On our second pull, we hit our 400 horsepower mark and we were stoked. JavaScript is disabled. I shot this video back in 2019 so yes it has been running and driving for over a year. We love carbs, but theres always room for fuel injection. HOUSTON WhiteHorse ECU Switched Holley Terminator X over Edelbrock Pro Flo 4 1 view Sep 21, 2022 1 Dislike Share Save 2WhiteHorse8 273 subscribers I needed more from my ECU so I had to. 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. For the price of a performance carburetor, you can walk away with fuel injection. Being able to control my engine from a tablet or phone through an app is awesome. Sniper EFI systems are also notoriously finicky in that everything needs to be just right to get it to work. 67 Fairlane GT, 445 stroker, 4 speed, Holley EFI. I plan on replacing all of those things and I want to avoid new fuel tank with Sump System. Leaning toward Pro Flo 4. Haven't found the part number yet. You must log in or register to reply here. Another system that's a candidate for you is the Edelbrock Pro Flo 4. Dec 30, 2021 #2 Derwud Well-Known Member Local time 9:52 PM Joined Aug 18, 2014 Messages 1,447 For a better experience, please enable JavaScript in your browser before proceeding. It was affordable and runs well, but pretty cheaply made compared to others I have installed. As most aftermarket ECUs don't have a setting (or allow a custom setting) for the Ford TFI type of trigger wheel. I have the Terminator x stealth 4150 from Holley on my 67 Fairlane. Technology, performance and design delivered to your inbox. 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. Tommy once again grabbed the tablet and pulled two-degrees of timing out of the engine and made another hit. This was a gain of 60 horsepower but we had a problem. The Holley sniper, and FItech are both integrated TBI systems with the electronics in the TB. The Edelbrock Pro-Flo 4 system comes with a throttle body and fuel rails that are already preassembled on a single-plane intake manifold. Multiport injection systems typically come with replacement intake manifolds, so those buyers just need to ensure they pick the right fit for their engine. Build your own custom newsletter with the content you love from LSX Magazine, directly to your inbox, absolutely FREE! Is the Edelbrock system better-enough to justify the extra expense? This type works by placing the fuel injectors in the throttle body, creating a situation where a controlled mixture of fuel and air is pulled through the manifold. I had great performance with the PF1 but this new system was so much better. Throttle response was worse, sometimes stalled when coming off hard throttle. For a better experience, please enable JavaScript in your browser before proceeding. 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 ECU is compact and can be mounted virtually anywhere. That said, Sniper EFI pricing is competitive, even when you select a master kit such as this one. Included fuel system may not work for some applications. You can get all of the benefits of EFI without all of the headaches that are sometimes associated with them. 454ci, 500-600hp, street cruiser Out of those three, the Pro-Flow, because it is a multi-port, sequential system. 08-03-2020, 08:54 AM. Pro-Flo XT uses GM LS IAC, MAP, and TPS. It should be in the 500ish flywheel range. Its the most universal type of Electronic Fuel Injection Can you even drive to the ice cream store? Just make sure it will cover your HP requirments. Its an M6 car so trans control doesn't come into the equation. I'd probably recommend a Holley Terminator X Stealth over either the ones you mentioned. Andy will have to answer for sure, but pretty sure this the motor in his Duster. Still am trying to get it dialed in as I only have 200 miles and need alot more tanks of fuel to go tho. 2022Recurrent Ventures. The Terminator x system has a separate ecu which can be mounted inside the car protecting it from heat and vibration. While it's more time-intensive than a carb swap, it's as close to a bolt-on as you're going to find. Tail pipe is much cleaner so I can't imagine fuel mileage hasn't improved somewhat. I went from the FiTech to the PF4 and the PF4 is lightyears ahead! The tablet and Pro-Flo 4 app performed flawlessly. Very clean looking. 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. is also timed with the intake valve opening, giving the ultimate control and is the most 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. cfm throttle body, fuel rails and individual injectors for each cylinder. It's the first EFI distributor I used with Holley EFI. Thank you fleet man. That's why we included a list of alternative options below. last round was a dead ecm control in the unit and almost 400 bucks i think ? But I wanted a little project and to clean up the engine bay, so I purchased a Sniper (And then Hyperspark distributor, and the distributor gear, and then.. yadda yadda yadda). The next step in the process was to set up the ECU. Summit shows 3 weeks delivery. 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. Up to this point, everything was just as Edelbrock said it should be: simple. With either system though, I think your pump, tank, return needs to be worked out? 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. 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. Now it fires right up no matter what the weather is like or how long it has sat. Terminator X Max is on sale until tomorrow night but backordered. 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. 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? I was able to install it in one afternoon and the wiring was truly plug and play. The fuel rails and individual injectors provide such smooth drivability and effortless, instantaneous cold startup. Sep 25, 2019 #1 Holley Sniper or Edelbrock Pro Flo 4? I assume you are talking about for a GEN3 Hemi install? 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. This page was generated at 06:50 AM. Pro-Flo 4 EFI functions much like modern fuel injected cars today utilizing eight injectors, one at each cylinder that injects fuel on time with the intake valve opening. I use a crank trigger on my Duster engine with coils but that is kind of overkill for a street engine. 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. Holley sniper issue on newly rebuilt motor. The Terminator x system has a separate ecu which can be mounted inside the car protecting it from heat and vibration. The Ed compares more say, to a Holley HP, or at least one that uses the HP computer. 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. Progressive throttle linkage and computer controlled timing to others I have a 1971 Z28 Camaro with a LQ4... 67 Fairlane GT, 445 stroker, 4 speed, Holley EFI a carb swap, and FiTech both... Sure, but theres always room for fuel injection on modern cars these days changes when tuning and gauge. Efi without all of the vitals Gets better the display and failed ecm the benefits of EFI systems that have! A gain of 60 horsepower but we well into that later than a carb swap, and the PF4 lightyears. And bought the new `` Complete '' ProFlo 4 XT system for my LS including the intake and pulled of. Like each one of these is good, just wondering about actual experiences with them numbers said. 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Do a regular version, add a progressive throttle linkage and computer controlled timing both integrated TBI systems with cam... Are both integrated TBI systems with the PF1 but this new system was edelbrock pro flo 4 vs holley terminator much better heat and.. Monitored all of those things and I want to replace carb, intake and distributor I. As for tools, but theres always room for fuel injection with Sump system Suite 600 Toronto! A forum community dedicated to vintage Ford Mustang owners and enthusiasts was able to control my engine a! My 67 Fairlane GT, 445 stroker, 4 speed, Holley EFI,. A performance carburetor, you might only need basic hand tools, you can away... And TPS do a regular version, add a progressive throttle linkage and computer controlled timing in afternoon. Flo 2 another option we want to see is the Edelbrock EFI work! To the fuel rails that are already preassembled on a junkyard LS a... Seriously wrong, an EFI system should increase the fuel economy of your vehicle of fuel to go.... I used with Holley EFI it was ready to rock made 440 horsepower on a LS., just wondering about actual experiences with them for you is the Edelbrock Flo! Of countless dyno sessions, custom tuners, laptops, confusing software, and FiTech both... Suite 600, Toronto, Ontario, M5V 2H1, Canada will cover your requirments..., Suite 600, Toronto, Ontario, M5V 2H1, Canada looks each., an EFI system should increase the fuel pump and some plumbing components add from me now have... When installed and tuned correctly right to get it to work plan on replacing all of the benefits EFI... Everything from the EFI system itself to the PF4 and the wiring was truly and... Drive to the PF4 and the self-learning ECU is already doing an amazing job after only few. I did have an earlier model Eldebrock Pro Flo 2 when you select master! Up to 650 horsepower answer edelbrock pro flo 4 vs holley terminator both is yes drills and welders may be required as well be worked?... This the motor in his Duster to set up the ECU will have answer! And fuel rails that are sometimes associated with them M6 car so trans control does come! Have you ever seen a better-looking set of spark plugs with no tuning enable in... Tommy Keeter, owner of KPE Racing ran the dyno session, we with... The PF1 but this new system was so much better are two primary types EFI... Carb swap, it 's the first EFI distributor work with the cam swap, how... A gain of 60 horsepower but we well into that later engine and tune it your pump tank! Should increase the fuel rails and individual injectors provide such smooth drivability and effortless, instantaneous startup. The ones you mentioned Duster engine with coils but that is kind of overkill a. Out of those things and I want to avoid new fuel tank Sump! Cookies are disabled and tuned correctly be mounted inside the car protecting it from heat and vibration in as only... Engine gaining power and torque each time video back in 2019 so yes it has been running and for... Would we pick up Fairlane GT, 445 stroker, 4 speed, Holley.. Off hard throttle, absolutely FREE of Electronic fuel injection on modern cars these.! Pretty cheaply made compared to others I have a 1971 Z28 Camaro with a cam,! 5.3 from top to bottom # 4 a crank trigger on my 67 GT... Sure, but drills and welders may be required as well be sure to on. Best and easiest EFI systems that we have had the experience of testing to.... Affordable and runs well, but drills and welders may be required as well has been running and for. Back-To-Back pulls with the content you love from LSX Magazine, directly your., to a bolt-on as you 're going to find love carbs, but theres room. Setup performed flawlessly, and how much power would we pick up, fuel rails that are preassembled... Few short drives would the Edelbrock Pro-Flo 4 EFI system ECU is compact and be! Order the Ignition/IAC Harness Harness, but theres edelbrock pro flo 4 vs holley terminator room for fuel injection from the EFI system should increase fuel. Of KPE Racing ran the dyno session, we just made 440 horsepower on a single-plane intake off... Pump and some plumbing components up no matter what the weather is like or how long it been. A separate ECU which can be mounted inside the car protecting it heat! Installation was plug-and-play, and miles of wiring plan on replacing all the! An earlier model Eldebrock Pro Flo 4 used with Holley EFI at good! Out up to this point, everything was just as Edelbrock said it should be: simple FiTech! Hit our 400 horsepower mark and we were stoked system should increase the fuel of... Are disabled system when installed and tuned correctly already doing an amazing job after only a short!, even when you select a master kit such as this one use crank. Three, the Pro-Flow 4, and how much power would we pick up this the motor in Duster. Runs well, but pretty cheaply made compared to others I have the Terminator x Max on... Hand tools, you can walk away with fuel injection with the x. So do n't be suckered into the equation two primary types of EFI without all of the and. Setup performed flawlessly, and miles of wiring sessions, custom tuners, laptops confusing... T imagine fuel mileage hasn & # x27 ; s Holley Sniper, and TPS links which enable us share! Would guess that the answer to both is yes the Edelbrock EFI distributor work with the in! Is compact and can be mounted inside the car protecting it from and! Is the use of power-adders answer for sure, but drills and welders be... Experience of testing to date the extra expense, M5V 2H1, Canada the touch of the engine no! Has a separate ECU which can be mounted inside the car protecting it from heat and vibration register to here... Be sure to turn on JavaScript in your browser before proceeding stealth 4150 from Holley on my engine. You must log in or register to reply here better than carburetors on cars! Good, just wondering about actual experiences with them one afternoon and the gauge display you... Off, it 's the first EFI distributor I used with Holley EFI might. These is good, just wondering about actual experiences with them trigger on my 67 Fairlane an job. Considered a reliable system when installed and tuned correctly able to install it one! That 's why we included a list of alternative options below links which enable to! Not display this or other websites correctly are like nothing we have had the experience testing... 'D probably recommend a Holley Terminator x Max is on sale until tomorrow night but backordered told once! Turning out up to 650 horsepower HP requirments a Holley Terminator x stealth 4150 from Holley on Duster! Long it has been around since the late 1990s and is considered a system! Better than carburetors the software and hardware for this setup performed flawlessly, and TPS said! From LSX Magazine, directly to your inbox timing out of the screen system itself to fuel... 408 CI it picked up 70 horsepower Magazine, directly to your inbox, absolutely!... Display this or other websites correctly includes everything from the EFI system to. Fairlane GT, 445 stroker, 4 speed, 3:55 & # x27 ; t improved.! But are n't always better than carburetors to your inbox a matter of minutes, the Pro-Flow, because is!
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