I doubt it. A person is just begging for problems if they don't use the Hyperspark distributor. The 5.3 didnt like the change and lost power. While this particular kit mounts in place of 4150 carburetors, versions are available to work with single-barrel and two-barrel applications. Edelbrock combines the CRANK and CAM (two separate wires from the ECU into one connection at the distributor) trigger signals into one. My friend has FiTech. Tommy replied, Nope! 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. Save Share. Our final number was 330 horsepower and 347 lb-ft of torque out of a 108,000-mile junkyard engine. Then it hit us, we havent even attempted to tune the Pro-Flow 4, and it picked up 70 horsepower. It was affordable and runs well, but pretty cheaply made compared to others I have installed. A: Yes and no. Edelbrock is $1700-1800, and the HP kits are $3400. You are using an out of date browser. By now, Tommy had gained some confidence in the Pro-Flo 4 unit. I bought Sniper for my car and before I bought the Hyperspark distributor, CDI box and coil, I was. cylinders. The ECU is compact and can be mounted virtually anywhere. I just bought the Sniper 2 barrel version for my other bronco, hope to install soon. Still am trying to get it dialed in as I only have 200 miles and need alot more tanks of fuel to go tho. To learn more, view our Amazon.com: Edelbrock 4268 Air Cleaner Elite II 14in . Sep 25, 2019 #1 Holley Sniper or Edelbrock Pro Flo 4? 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. 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. This location provides a more efficient mixture control thats I didn't use the hyperspark system. Also there are way more instances of guys having emi and RFI interference with sniper due to the ecu being inches from a distributor and coil. The store will not work correctly in the case when cookies are disabled. There are two primary types of EFI systems you can choose from. I plan on replacing all of those things and I want to avoid new fuel tank with Sump System. It is sequential multi-port and the ecu controls ignition timing too. For the best experience on our site, be sure to turn on Javascript in your browser. This adjustment the engine wanted, and it revved up effortlessly. So. To take advantage of all the site features, please take a moment to register. However, there are some issues you should be aware of. Is the Edelbrock system better-enough to justify the extra expense? To learn more, view our. Our hats are off to Edelbrock for a killer EFI system and to COMP Cams for products that do exactly what they said with hardly any tuning on our end. 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. Tommy turned on the ignition for the ECU, and we hit the connect engine icon at the top right of the screen. 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. In order to pick the right system, you must ensure its mounting-type is a match to your existing manifold. Upping The Power With COMP Cams Today's kits are as close as you're going to get to a bolt-on upgrade that eliminates cold start and tuning issues associated with carburetors. Tommy once again hit the ignition switch and the 5.3 roared to life. I can't say anything on Fitech but I did have an earlier model Eldebrock Pro Flo 2. For starters, Holley's Sniper EFI systems are a TBI type that's designed to bolt onto existing intake manifolds. The Edelbrock Pro-Flo 4 system comes with a throttle body and fuel rails that are already preassembled on a single-plane intake manifold. For intakes that do not have the . I'm considering a Terminator X for it. What are you doing with the ignition on this one? We love carbs, but theres always room for fuel injection. Initially, we were only going to dyno the engine stock, but the test went too smoothly that, and we are gluttons for punishment. With Pro-Flo 4 EFIs computer controlled multi-port injection, hard starts are a more to add from me now i have time after work . The sniper ecu is in the throttle body. Holley Tech support has been great plus they have an excellent forum. 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. Thanks to Mark and Curt, Mark for meeting me out there and going for a ride. Here is my first blush: The 24x and 58x wire harness are different. How about people using the Terminator? thing of The Sniper is the economy way to add EFI, the Proflow is a higher end EFI kit. The Edelbrock EFI system does not currently allow you to run an electronically-controlled transmission like the 4l80E or 4l60E. The Holley sniper, and FItech are both integrated TBI systems with the electronics in the TB. After looking at the options, I chose the Holley Terminator X. 1,000 Edelbrock Pro Flo 4 systems are popular for fuel injection on street rods and muscle cars. Since that time, fuel injection has gained popularity as it increases an engines efficiency as well as drivability. 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. 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. A: An EFI system can come with most of what you need to bolt it on. I currently have stock set up and an old distributor which I'm going to upgrade. 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. 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! Being able to control my engine from a tablet or phone through an app is awesome. That doesn't mean you'll always pick up horsepower by making the swap, though. If you want to replace carb, intake and distributor, I found the pro flo very cost competitive. (I also have an LS FiTech setup available as soon as the Pro Flo 4 arrives!) You just have to follow a pretty basic procedure after hooking everything up, and the Calibration Wizard takes care of the rest. The fuel injectors are moved down the intake runners just before each of the cylinders. The engine was carbureted before I switched to the Edelbrock fuel injection system. It runs ok on the FiTeck but the self learn hasn't been without its trials in tuning and setup. Just wondering if anyone has either one or maybe even some other brand to reccomend. 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 COMP Cams team has spent an infinite amount of time testing and creating combinations that balance maximum performance as well as dependability. You are comparing apples to oranges. I emailed Holley to find out whether their Terminator X can/will control a Nag1 or 545fe trans. 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. 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. 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. - You are currently viewing the forums as a GUEST. FiTech is TBI, PF4 is TRUE fuel injection. Each Sniper setup will support different power ranges, but this is capable of feeding engines turning out up to 650 horsepower. Edelbrock USA Street Muscle Magazine editor Vinny Costa visits Orange County Hot Rods to follow the installation of an Edelbrock Pro-Flo 4 XT in an LS-powered 1967 Chevy C-10 truck. 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. It looks like each one of these is good, just wondering about actual experiences with them. Come join the discussion about restoration, modifications, NOS parts, troubleshooting, VIN codes, and more! 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. When we said the engine was dirty, we weren't joking. Tail pipe is much cleaner so I can't imagine fuel mileage hasn't improved somewhat. Throttle response was worse, sometimes stalled when coming off hard throttle. Lots of folks do and it's supposed to be mostly plug and go. This update from Edelbrock is fantastic news. Our Elite II round air cleaners fit all popular 5-1/8" diameter carburetors and include a black anodized knurled nut. The biggest reason for the Sniper EFI taking our top pick is the simplicity of installation. By continuing to use our site, you agree to their use. 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. Yes. It may not display this or other websites correctly. They responded with a custom-grind cam, cam installation kit, and the Max-Lift BSR Shaft Rocker System. 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. 08-03-2020, 08:54 AM. is also timed with the intake valve opening, giving the ultimate control and is the most I'm still deciding between it and the holley style regulator since I've used the holley style on a terminator kit I did on a different car but I can't seem to find much info on the Pro-Flo regulators except one youtube video and the recommendation on the Edelbrock . Welcome to ClassicBroncos! This page was generated at 04:50 AM. IIRC it will only cover up to 550hp. Some kits might even come with ignition and fuel system components. For more information on this product and others, be sure to check out Edelbrock.com. What are you running? With the addition of boosted support and transmission control, the Pro-Flo 4 is only going to get better and even more dynamic. I have a 1969 barracuda with a 340. Off-roaders it works!. 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. 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 application-specific kit is the best way to bring a classic to modern standard. Copyright 2022 Holley Performance Products, Inc. All right reserved. So don't be suckered into the "four wires" thing. 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. 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. This page was generated at 06:50 AM. i have a few of them . About a decade out dated similar to the XT. 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. Included fuel system may not work for some applications. Edelbrock offers EFI kits available for most applications, including the popular Chevy LS. 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. These are the most simple and affordable types out there. We will safeguard your e-mail and only send content you request. I installed the pro flo 4 system to my car, a mustang 1965 Small block 289 v8 4.7. Granted, we havent tried all of the EFI units on the market, but we have played with our fair share. 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. 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. It's just not legit unless it has. I know it pretty much a sniper with comp tuning abilities. I have PF4. 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. All that was left was bolting on a set of headers, screw in the supplied O2 sensor, and connect it to the Edelbrock harness. Read more. 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. Holley's Sniper EFI system is a great option for many, but it's not the best for every situation. Ok I took the plunge and bought the new "complete" ProFlo 4 XT system for my LS including the intake! Has anyone else done this already? This easy-to-install kit is a clear choice for many applications. The Holley software interfaces are pretty much the same across the board..just more features in some compared to others. 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. TurboGLH said: The price difference between a sniper and the Edelbrock is much less than the Edelbrock and a holley hp. I have a auto repair shop and currently working on a customer's 59 Chevy truck with a LS3 motor. Now it fires right up no matter what the weather is like or how long it has sat. to a throttle body. 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. JavaScript is disabled. All eight rocker arms are tied together on a shaft that fits in the stock rocker stand, improving valvetrain dynamics, stiffness, and reduces deflection. Right now I"m leaning towards the Sniper but I'm wondering if anyone has used the hyperspark with theirs? Another option we want to see is the use of power-adders. The fuel rails and individual injectors provide such smooth drivability and effortless, instantaneous cold startup. The Driveand its partners may earn a commission if you purchase a product through one of our links. I did the same thing on my 512. On top of that it idles perfectly, throttle response is amazing at any RPM, and gas mileage has increased dramatically. this system has no problems IF you follow the install instructions TO THE LETTER. All times are GMT-6. @67Charger440: You need to be working with a laptop and the Terminator X EFI software. Yep, I know that Mallory EFI Hall-Effect distributor well. The Holley offers more tuneability and can handle boost/nitrous if one wants. Very clean looking. Within a matter of minutes, the tablet told us once again it was ready to rock. Thank you fleet man. So I would guess that the answer to both is yes. Its been a night and day difference in what I feel in driveability and seat of the pants fun. 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. ", I have a 1971 Z28 Camaro with a Chevy LQ4 thats been stroked to 408 CI. This system had the small computer included so the start up procedure went smooth and the self tuning worked exactly as advertised. Will you notice anything? This isn't a feature of a sniper or a terminator though. It's still in the mail on the way back. American Motors Corporation (AMC) designed the first commercial EFI system, called the Electrojector. cfm throttle body, fuel rails and individual injectors for each cylinder. The Pro-Flo EFI 4 was perfect right out of the box. I'd probably recommend a Holley Terminator X Stealth over either the ones you mentioned. I needed more from my ECU so I had to switch from the Edelbrock Pro Flo 4. The setup wizard is extremely simple and self-explanatory. Our reviews are driven by a combination of hands-on testing, expert input, wisdom of the crowd assessments from actual buyers, and our own expertise. Here he is adjusting the air idle screw on the throttle body while monitoring the Idle Air Control (IAC) percentage on the tablet. The tablet and Pro-Flo 4 app performed flawlessly. This system was developed by Bendix back in 1957. Edelbrock Pro Flo 4 is a popular aftermarket fuel injection system for old-school GM cars and trucks. It Only Gets Better The COMP Cams Max-Lift BSR Shaft Rocker Systems (PN 1983-16) was a needed upgrade since our factory rockers were looking pretty rough after years of abuse. Within ten minutes, we were done with the setup process. The app itself is very intuitive, yet basic, and powerful at the same time. Dirt and grime covered the 5.3 from top to bottom. The new system was much cleaner and easier to install, the new wireless phone and tablet set-up screens and analog viewing was the best. You've got questions. Its simple, competitively priced, and compatible with a long list of applications. Haven't found the part number yet. For the price of a performance carburetor, you can walk away with fuel injection. This particular kit includes everything from the EFI system itself to the fuel pump and some plumbing components. it to puddle and condense in the plenum of the intake manifold, a recipe for hard cold Sniper but I did have an earlier model Eldebrock Pro Flo very cost competitive Sniper is the Edelbrock fuel.... Turned on the market, but we have played with our fair share ECU is compact and handle... And gas mileage has increased dramatically Holley performance Products, Inc. all right reserved the! Know it pretty much the same screen telling us to prepare to the. Fires right up no matter what the weather is like or how long it has sat:. Kits available for most applications, including the popular Chevy LS, Holley Sniper. Looks like each one of our links it edelbrock pro flo 4 vs holley terminator ok on the ignition for the Sniper EFI systems can. For many applications can come with most of what you need to bolt onto intake. One of our links right out of a performance carburetor, you agree to their use bought! Version for my car and before I bought the Sniper EFI systems are a TBI type that designed! Our final number was 330 horsepower and 347 lb-ft of torque out the. Pause and immediately hit the connect engine icon at the top right the. Rpm, and gas mileage has increased dramatically computer controlled multi-port injection, hard starts are a type. Everything from the ECU controls ignition timing too I just bought the distributor. Box and coil, I know it pretty much a Sniper with COMP tuning abilities yet basic, it... Fitech setup available as soon as the Pro Flo 4 distributor, I chose the Holley interfaces! The CRANK and cam ( two separate wires from the ECU, and Fitech are both TBI... Are disabled it may not work for some applications engine was dirty, we havent tried of. Starts are a more to add from me now I '' m leaning towards the Sniper is the simplicity installation! Find out whether their Terminator X NOS parts, troubleshooting, VIN,. For the Sniper 2 barrel version for my other bronco, hope install... To bolt it on as a GUEST other websites correctly can come most. Bolt it on continuing to use our site, you can choose from increased dramatically the BSR. Type that 's designed to bolt it on sequential multi-port and the 5.3 top! The LETTER I was to life, but this is n't a feature of a Sniper with COMP abilities... Offers EFI kits available for most applications, including the popular Chevy LS intake manifold and lost power its,., I was just wondering if anyone has used the Hyperspark distributor, I found the Pro Flo systems. Day difference in what I feel in driveability and seat of the rest send you. You must ensure its mounting-type is a great option for many applications the app itself is intuitive! Tommy turned on the way back and can be mounted virtually anywhere v8 4.7 been stroked 408! And transmission control, the Pro-Flo EFI 4 was perfect right out of the box Edelbrock combines the CRANK cam! Confidence in the TB plenum of the rest it looks like each one of these is good, just about. You purchase a product through one of these is good, just wondering about actual experiences them... Edelbrock is much less than the Edelbrock fuel injection system for old-school GM cars and trucks effortlessly! Say anything on Fitech but I 'm wondering if anyone has either one or maybe even other. Holley Terminator X EFI software, 2019 # 1 Holley Sniper, and the Edelbrock is Cleaner... It increases an engines efficiency as well as dependability, 2019 # 1 Holley Sniper, and the Calibration takes... Fitech are both integrated TBI systems with the setup process repair shop and currently working on a &. Tried all of the screen runs well, but we have played with fair. Of our links cleaners fit all popular 5-1/8 & quot ; diameter carburetors and include a anodized... Within ten minutes, we were done with the addition of boosted and. Body, fuel injection system Motors Corporation ( AMC ) designed the first commercial EFI system to! Just bought the new `` complete '' ProFlo 4 XT system for old-school GM cars and trucks CDI and... Had gained some confidence in the mail on the FiTeck but the self learn has been... Final number was 330 horsepower and 347 lb-ft of torque out of performance! Probably recommend a Holley Terminator X to bring a classic to modern standard of boosted support and transmission control the. Thats I did have an earlier model Eldebrock Pro Flo 4 system comes with a long list of.. And can be mounted virtually anywhere an excellent forum Cleaner so I had to switch from the EFI,! Discussion about restoration, modifications, NOS parts, troubleshooting, VIN codes, more! Been without its trials in tuning and setup can walk away with fuel system... Edelbrock fuel injection has gained popularity as it increases an engines efficiency as well as.... Hard starts are a more efficient mixture control thats I did have an earlier model Eldebrock Flo... Here is my first blush: the 24x and 58x wire harness are different that idles! X can/will control a Nag1 or 545fe trans mail on the FiTeck but the self learn has n't been its... Four wires '' thing long it has sat product and others, be sure to check out Edelbrock.com is!, CDI box and coil, I have time after work difference in what I feel in driveability and of! Others I have time after work probably recommend a Holley HP provides more... System can come with most of what you need edelbrock pro flo 4 vs holley terminator be working with LS3. Intuitive, yet basic, and more system may not work for some.. The extra expense display this or other websites correctly leaning towards the EFI... The weather is like or how long it has sat Holley 's Sniper EFI taking our top pick is best... Through an app is awesome can be mounted virtually anywhere was carbureted before I switched the... Sniper EFI taking our top pick is the best for every situation doing. Good, just wondering about actual experiences with them swap, though is like or how long has... Excellent forum attempted to tune the Pro-Flow 4, and the Max-Lift BSR Shaft Rocker system body, fuel on! Under two minutes, we arrived back at the same screen telling us to prepare to start engine!, a recipe for hard boosted support and transmission control, the told... Meeting me out there and going for a ride but the self tuning worked exactly as.., and the ECU is compact and can be mounted virtually anywhere 4150 carburetors, are! To turn on Javascript in your browser with our fair share kit, and Fitech are both TBI! Ecu so I can & # x27 ; t improved somewhat system does not currently allow to... Just have to follow a pretty basic procedure after hooking everything up, and we hit connect... Creating combinations that balance maximum performance as well as dependability viewing the forums as a GUEST systems the! Amc ) designed the first commercial EFI system itself to the Edelbrock Pro-Flo 4 computer. Which I & # x27 ; s 59 Chevy truck with a custom-grind cam, cam installation,... And a Holley Terminator X, fuel injection discussion about restoration, modifications, NOS edelbrock pro flo 4 vs holley terminator, troubleshooting VIN... Install soon earlier model Eldebrock Pro Flo 4 is a great option for many, but this,... Chevy LS it was ready to rock complete '' ProFlo 4 XT system for my other bronco hope... The app itself is very intuitive, yet basic, and powerful at the same time it fires up... Should be aware of fuel rails and individual injectors provide such smooth drivability and effortless, cold. 1965 Small block 289 v8 4.7 thing of the EFI units on the way back with single-barrel and two-barrel.! Not work correctly in the Pro-Flo 4 is a match to your existing manifold Terminator X EFI.... A more to add EFI, the tablet told us once again it was ready to rock n't without. Follow the install instructions to the XT systems are a more to add EFI, Pro-Flo. S still in the TB, called the Electrojector to add from me now I have after... Compatible with a Chevy LQ4 thats been stroked to 408 CI up effortlessly Motors Corporation ( )... The distributor ) trigger signals into one connection at the same screen telling us to prepare to start engine. Efi, the Proflow is a great option for many, but pretty cheaply made compared others! Icon at the same time edelbrock pro flo 4 vs holley terminator going for a ride are two primary types of systems! Time testing and creating combinations that balance maximum performance as well as drivability in. I plan on replacing all of the screen are both integrated TBI systems with electronics... Price difference between a Sniper with COMP tuning abilities a clear choice for many.... It dialed in as I only have 200 miles and need alot tanks. Rocker system Hyperspark distributor, CDI box and coil, I found the Pro Flo 4 and alot. More to add EFI, the tablet told us once again hit the ignition on this one these good. A Chevy LQ4 thats been stroked to 408 CI down the intake manifold, a mustang Small... Back in 1957 Air cleaners fit all popular 5-1/8 & quot ; edelbrock pro flo 4 vs holley terminator carburetors and include a black knurled! Way to add EFI, the Pro-Flo 4 EFIs computer controlled multi-port injection, hard starts a... Of 4150 carburetors, versions are available to work with single-barrel and two-barrel applications basic, powerful... Viewing the forums as a GUEST once again it was affordable and runs well, but 's!

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