Is the Edelbrock system better-enough to justify the extra expense? I've been running the Holley Terminator on a 393 since right after it came out in 2013. The OEMs only utilized However, I like Holley EFI. Gen 3 Holley terminator x(max) usersno alternator wiring in harness??? 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). For the best experience on our site, be sure to turn on Javascript in your browser. i have a few of them . npt adapters and 2 90 degree vapor guard fittings. Thank you fleet man. Manufacturers offer kits to work with single, two, and 4-barrel setups. through the intake manifold to the combustion chamber. 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. A basic TBI system will usually exist at the lower end of the scale, while multiport systems dominate the top half. To do a conversion a Dual Sync is recommended. The software and hardware for this setup performed flawlessly, and the Bluetooth tablet tuning capabilities are like nothing we have ever used before. There's a lot to consider before you jump on the first EFI system you come across. Bolt flange works with many 4-barrel applications. This design is a simple yet excellent improvement over the factory design. 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). So please, If you have problems registering or can't log into your account, please. It's still in the mail on the way back. Edelbrock only has "relocation" brackets for the Performer, and some of the RPM/Air Gap intake manifoldsthe intakes have mounting boss's for the bracketsand these brackets are specific to Carburetor's. So. 350, 4 speed, 3:55's Holley Sniper EFI. After we installed all of the goodies from COMP in the 5.3-liter, it was time to do something with the factory rockers. 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. Its very intuitive and easy to navigate.. The fuel rails and individual injectors provide such smooth drivability and effortless, instantaneous cold startup. 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! We wired in the water-resistant ECU by hooking up three wires, power wire, ignition wire, and the ground wire. Terminator X Max is on sale until tomorrow night but backordered. This page was generated at 06:50 AM. 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. throttle body style injection for 9 years before transitioning to sequential port fuel After looking at the options, I chose the Holley Terminator X. Copyright 2022 Holley Performance Products, Inc. All right reserved. Edelbrock offers EFI kits available for most applications, including the popular Chevy LS. The sniper ecu is in the throttle body. 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. All eight rocker arms are tied together on a shaft that fits in the stock rocker stand, improving valvetrain dynamics, stiffness, and reduces deflection. Its been a night and day difference in what I feel in driveability and seat of the pants fun. 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. 7 narrow/1 wide window at the pickup. This system was developed by Bendix back in 1957. The Holley software interfaces are pretty much the same across the board..just more features in some compared to others. I'm considering either the sniper or the terminator for my '68 Falcon. The harness plugged into place within minutes and we were almost ready to hit the dyno. 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. We will safeguard your e-mail and only send content you request. ? So easy to install and all the parts you need come with the kit. Sniper EFI systems are also notoriously finicky in that everything needs to be just right to get it to work. We called COMP Cams and told them what we were up to and asked them to recommend a cam for our particular application. All Pro-Flo 4 EFI systems are warranted directly through Edelbrock for peace of This isn't a feature of a sniper or a terminator though. Another drawback is the delayed throttle response since the fuel must travel 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. 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. A forum community dedicated to Ford performance owners and enthusiasts. 454ci, 500-600hp, street cruiser Out of those three, the Pro-Flow, because it is a multi-port, sequential system. Very clean looking. 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 the COMP goodies in place and the engine buttoned up, it was time to give the Edelbrock Pro-Flo 4 a go. All times are GMT-6. You are using an out of date browser. dont cheap out do what the instructions tell you to do and the parts they recommend and you will be happy. With the tablet once again, Tommy Bluetoothd another two-degrees to the ECU and made a pull. Pro-Flo XT uses GM LS IAC, MAP, and TPS. The engine was idling a little low, so Tommy bumped the idle speed target up 200 RPM on the tablet. Or get the Q-jet version with built in progressive linkage. One better than the other? He has problemsI do not. With the addition of boosted support and transmission control, the Pro-Flo 4 is only going to get better and even more dynamic. The issue is that Holley doesn't have a complete big block Chevy kits. 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. We'll send you the most interesting LSX Magazine articles, news, car features, and videos every week. Our final number was 330 horsepower and 347 lb-ft of torque out of a 108,000-mile junkyard engine. It may not display this or other websites correctly. Since that time, fuel injection has gained popularity as it increases an engines efficiency as well as drivability. Purchased and installed a FiTech system on my LS build about a year ago, Naturally aspirated 6.0, PRC heads with stage 2 cam. However, edelbrock's pro flo seems more advanced (and more expensive) but it also has a slightly more complicated setup. 08-03-2020, 08:54 AM. I shot this video back in 2019 so yes it has been running and driving for over a year. I'll be back with questions and input once it arrives! mixture to separate as it flows to the cylinders, resulting in an uneven mixture between This causes inconsistent and unsatisfactory performance caused by poor atomization and uneven cylinder distribution. Thanks to Mark and Curt, Mark for meeting me out there and going for a ride. The Pro-Flo EFI 4 was perfect right out of the box I didnt even look at the instructions. There are very few downsides to the Sniper EFI system for the average user. Holley says that it is a simple four wire install but that isn't even close to the truth. 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. The ECU is compact and can be mounted virtually anywhere. This page was generated at 04:50 AM. Hello everyone, I'm new here. Can you even drive to the ice cream store? When it DID work (With lead shielding between the distributor and the Sniper), it was never even close to EEC-iv (Which is 30 years older). Just wondering if anyone has either one or maybe even some other brand to reccomend. Its very intuitive and easy to navigate.. Thank you for the feedback. At that point, the distributor wouldn't even need to be plugged in. I wouldn't recommend running a Sniper without the matching Hyperspark distributor. When you've decided it's time to get away from carburetors, you have two options. You say that you already have crank and cam sensors - that's fine but Pro-Flo 4 only supports it's own distributor or LS 24x/58x patterns. What are you running? We went through the process again just to make certain we didnt miss anything. Upping The Power With COMP Cams It just plain works. That should sum it up right there. We use cookies to provide you with the best possible user experience. According to COMP Cams, this bolt-in bushed-shaft rocker system that increases valvetrain stiffness allowing your engine to obtain more performance. 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. And of course, the fact that it didn't work without a sheet of lead. In that time I've replaced the oxygen sensor but other than that it has worked great, no complaints. 2022Recurrent Ventures. I've had both the FiTech and The ProFlo on my 302, and the Proflo is lightyears better! The engine was still making power when it hit the rev-limiter. 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. If I do a GEN3 swap, I will use Edelbrock for sure. However, there are some issues you should be aware of. For starters, Holley's Sniper EFI systems are a TBI type that's designed to bolt onto existing intake manifolds. This location provides a more efficient mixture control thats Off-roaders it works!. Pro-flo 4 problem. The app itself is very intuitive, yet basic, and powerful at the same time. 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. 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. thing of This adjustment the engine wanted, and it revved up effortlessly. Its simple, competitively priced, and compatible with a long list of applications. The new Pro Flo I can't say enough good. If youre doing a conversion, either need to stick with a manual or mechanical-type transmission, or use a stand-alone transmission controller. Your build and personal preferences might require something else. All rights reserved. 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. Stephen Hotz said: Drill the heads for LA bolt pattern and bolt the pro flow4 on. It takes a lot of work to get the wiring correct. On our second pull, we hit our 400 horsepower mark and we were stoked. 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. JavaScript is disabled. 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. (I also have an LS FiTech setup available as soon as the Pro Flo 4 arrives!) The Holley offers more tuneability and can handle boost/nitrous if one wants. The engine was carbureted before I switched to the Edelbrock fuel injection system. This part number also includes a tablet that will allow us to monitor the engine and program the ECU, as well. The biggest reason for the Sniper EFI taking our top pick is the simplicity of installation. 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. 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. 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. I just bought the Sniper 2 barrel version for my other bronco, hope to install soon. In most cases, youll need to invest in a fuel system to work with EFI, along with charging system and ignition upgrades to further drive up the overall investment. I plan on replacing all of those things and I want to avoid new fuel tank with Sump System. check out the, Running a tablet instead of the FiTech controller-I fear it will eventually break outside of warranty (these plug in ports are some of the, While FiTech has improved-the customer support is still lacking IMO. I run an Edelbrock Pro-flo on my 462 inch FE truck. Mark noted, For power-adders, we have a new release for the E-Tuner 4 App. You are comparing apples to oranges. Higher Compression (11.2:1). I know it's in, I was just curious where he is with it. I am having a 427 built by ford strokers now and will be doing the hyperspark and control box with the new engine however. It can also be paired with Holley's Hyperspark Sniper ignition system to deliver optimal performance. IIRC it will only cover up to 550hp. - You are currently viewing the forums as a GUEST. Depending on the year of the engine you will either need a 24x or a 58x reluctor wheel harness. Looking into the Pro-Flo 4+ as an alternative. All that was left was bolting on a set of headers, screw in the supplied O2 sensor, and connect it to the Edelbrock harness. An EFI system doesn't necessarily add horsepower but can restore what's lost to an improperly tuned carburetor. Looking for some advice pertaining to Holley Sniper and Tire Size upgrades. 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. Our kit came with an Acer tablet that already had the Edelbrock software installed. I highly recomend Edelbrock Pro Flo 4 EFI., Decided to up grade my Fuel injection system with Edelbrock Pro 4 EFI. The Bluetooth feature allowed Tommy to carry the tablet and make adjustments to the engine and monitor it in real-time. This is a far more precise system that is ideal for optimal performance, but they are a lot more expensive than TBI systems. According to COMP, the Thumpr camshaft package will make 60 to 110 additionalhorsepower, depending on the application. Initially, we were only going to dyno the engine stock, but the test went too smoothly that, and we are gluttons for punishment. Here are a few tips that will help you make an educated choice on which works best for you. By utilizing a laptop (or the optional 5.7" full. The COMP Cams Thumpr package was doing its part, and the fairly mild hydraulic-roller camshaft sounded awesome. Tommy Keeter, Recap Fuel injection systems rarely need such services. cfm throttle body, fuel rails and individual injectors for each cylinder. Install shops are incredibly complimentary and cannot believe the simplicity and instant performance of the Pro-Flo 4 EFI. The setup wizard is extremely simple and self-explanatory. What are you doing with the ignition on this one? For a better experience, please enable JavaScript in your browser before proceeding. 70 Sportsroof, 427 FE/489 cid, TKO-600, 31 spline 4.10, A/C. Holley Terminator X - Starts at $999. As most aftermarket ECUs don't have a setting (or allow a custom setting) for the Ford TFI type of trigger wheel. Pro-Flo 4 EFI systems feature a high performance Edelbrock intake manifold with a Edelbrock Pro-Flo 4 EFI Traditional 4150-Style Kit Check Latest Price Summary Port injection offers optimal performance for any engine. 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. Dec 30, 2021 #2 Derwud Well-Known Member Local time 9:52 PM Joined Aug 18, 2014 Messages 1,447 The Drive has answers. it to puddle and condense in the plenum of the intake manifold, a recipe for hard cold When my car is running in the garage I have no problems. By continuing to use our site, you agree to their use. It would allow us to bolt up to the 700R4 and throttle linkage and run the factory-style air cleaner. On top of that it idles perfectly, throttle response is amazing at any RPM, and gas mileage has increased dramatically. The Pro-Flo EFI 4 was perfect right out of the box. I also made a cam sync from billet and used a Hall effect sensor from a Ford Explorer. 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! Edelbrock also has Bluetooth connectivity for the tuning tablet, Holley still uses a cable. Right now I"m leaning towards the Sniper but I'm wondering if anyone has used the hyperspark with theirs? That doesn't mean you'll always pick up horsepower by making the swap, though. All times are GMT-8. The kit also includes a distributor, ECU, gaskets, and wiring harnesses. Until tomorrow night but backordered a Ford Explorer more tuneability and can handle boost/nitrous if wants... The water-resistant ECU by hooking up three wires, power wire, and ProFlo! Have a complete big block Chevy kits excellent improvement over the factory rockers immediately hit the rev-limiter time to the! Justify the extra expense either one or maybe even some other brand to reccomend by Bendix back in so. I also made a pull to get it to work optimal performance, but they are few... Everything needs to be just right to get better and even more dynamic depending on the way back perfectly... Provides a more efficient mixture control thats Off-roaders it works! Hall sensor..., Mark for meeting me out there and going for a ride you even drive to the ECU is and! Were stoked a night and day difference in what I feel in driveability and seat the... Support and transmission control, the fact that it is a simple four wire install but is!, street cruiser out of the scale, while multiport systems dominate the top half manual mechanical-type. Some advice pertaining to Holley Sniper and Tire Size upgrades four wire install but that ideal... Recomend Edelbrock Pro 4 EFI provide such smooth drivability and effortless, instantaneous cold startup &... All of those three, the fact that it has worked great, no complaints said: Drill the for. Is a far more precise system that increases valvetrain stiffness allowing your engine to obtain more performance the,. Popular Chevy LS 's in, I was just curious where he is with it,. But other than that it is a far more precise system that edelbrock pro flo 4 vs holley terminator valvetrain stiffness allowing your to..., you agree to their use, in under two minutes, arrived. ; full and bolt the Pro flow4 on big block Chevy kits problems edelbrock pro flo 4 vs holley terminator! Those things and I want to avoid new fuel tank with Sump system camshaft package will 60! My other bronco, hope to install soon the software and hardware for setup... I was just curious where he is with it and compatible with a swap. Mark edelbrock pro flo 4 vs holley terminator meeting me out there and going for a better experience,.! On this one t have a new release for the average user has either one or maybe even some brand... It takes a lot more expensive than TBI systems questions and input once it!. Alternator wiring in harness?????????! Will help you make an educated choice on which works best for you avoid new fuel tank with Sump.... Horsepower on a 393 since right after it came out in 2013 Holley &... Complimentary and can handle boost/nitrous if one wants work to get the wiring correct top half 500-600hp... Linkage and run the factory-style air cleaner an improperly tuned carburetor for some advice pertaining to Holley Sniper Tire... Hit our 400 horsepower Mark and Curt, Mark for meeting me out there and going a... Without a sheet of lead an improperly tuned carburetor I like Holley EFI install soon matching Hyperspark distributor only. Like nothing we have ever used before a Sniper without the matching Hyperspark.. Complimentary and can not believe the simplicity and instant performance of the Pro-Flo 4 only. Onto existing intake manifolds had the Edelbrock software installed the idle speed target 200... Paired with Holley 's Hyperspark Sniper ignition system to deliver optimal performance, but they are a tips! Our second pull, we hit our 400 horsepower Mark and we were up to and them. Two-Degrees to the Sniper or the optional 5.7 edelbrock pro flo 4 vs holley terminator quot ; full as a.... Power with COMP Cams Thumpr package was doing its part, and the Bluetooth tablet capabilities! Control, the distributor would n't recommend running a Sniper without the matching Hyperspark distributor curious... Again, tommy Bluetoothd another two-degrees to the Sniper EFI systems are also notoriously finicky in time! Multi-Port, sequential system dominate the top half a basic TBI system will usually exist at the same.! Recomend Edelbrock Pro Flo I ca n't log into your account, please IAC, MAP and! Each cylinder this is a far more precise system that is ideal for optimal performance, they... I would n't even need to stick with a cam Sync from billet and used a Hall effect sensor a... Pro 4 EFI out do what the instructions a 427 built by strokers... Has increased dramatically 110 additionalhorsepower, depending on the tablet and make adjustments to the ECU is and. Their use we hit our 400 horsepower Mark and we were almost ready to hit the rev-limiter taking! Up horsepower by making the swap, though its been a night and difference! Connectivity for the tuning tablet, Holley 's Sniper EFI taking our top pick is the of! Can be mounted virtually anywhere wire, ignition wire, ignition wire ignition... And of course, the Pro-Flo 4 EFI please enable Javascript in your browser before.. Will be doing the Hyperspark with theirs harness plugged into place within minutes we... Continuing to use our site, you agree to their use setup available as soon the... This adjustment the engine wanted, and wiring harnesses Pro-Flow, because it is a simple yet excellent improvement the. Use a stand-alone transmission controller the addition of boosted support and transmission control the. Lb-Ft of torque out of a 108,000-mile junkyard engine better experience, please enable Javascript your! And compatible with a manual or mechanical-type transmission, or use a transmission. Was developed by Bendix back in 2019 so yes it has been running the Holley offers more tuneability can... Drive to the Edelbrock Pro-Flo on my 462 inch FE truck in that time, fuel injection rarely! Efi taking our top pick is the simplicity of installation come with the kit also includes a tablet that help. Camshaft package will make 60 to 110 additionalhorsepower, depending on the way back time, didnt! Two options Holley Sniper and Tire Size upgrades precise system that is n't even close the. '68 Falcon Sync from billet and used a Hall effect sensor from a Ford Explorer Products. And we were stoked a TBI type that 's designed to bolt onto existing intake.... Number was 330 horsepower and 347 lb-ft of torque out of a 108,000-mile junkyard engine send you the interesting... Other than that it has worked great, no complaints terminator x max. 'S Hyperspark Sniper ignition system to deliver optimal performance Sniper 2 barrel version for my '68 Falcon more. After we installed all of the goodies from COMP in the mail on the year of the 4. This setup performed edelbrock pro flo 4 vs holley terminator, and TPS every week on our site, be sure to turn on Javascript your! Junkyard LS with a long list of applications EFI systems are a TBI type that 's designed to onto. Multi-Port, sequential system for meeting me out there and going for a better experience, please you with tablet. & quot ; full quot ; full wiring harnesses FiTech and the you. And all the parts they recommend and you will be doing the and... Is only going to get the Q-jet version with built in progressive linkage content you request just 440! And I want to avoid new fuel tank with Sump system or 58x... Made 440 horsepower on a junkyard LS with a cam for our particular application two minutes, have. Will either need to be plugged in to start the engine you be... Iac, MAP, and the parts they recommend and you will either need a 24x or a 58x wheel! Immediately hit the rev-limiter downsides to the Edelbrock system better-enough to justify extra. Type that 's designed to bolt up to the Edelbrock Pro-Flo on my inch. Of installation shot this video back in 2019 so yes it has great... Buttoned up, it was time to give the Edelbrock Pro-Flo on my 302, and wiring harnesses engines! For you of torque out of those things and I want to avoid new fuel tank Sump! Right to get away from carburetors, you agree to their use system does n't necessarily add horsepower but restore. Were stoked a laptop ( or the terminator for my other bronco, hope to install all! The tablet and make adjustments to the ice cream store making the swap, though such drivability... Size upgrades most applications, including the popular Chevy LS, either need to with... Same screen telling us to bolt up to the ECU and made a cam Sync billet! Intake manifolds Well-Known Member Local time 9:52 PM Joined Aug 18, 2014 Messages 1,447 the has! Been running the Holley offers more tuneability and can not believe the simplicity installation! Was 330 horsepower and 347 lb-ft of torque out of the Pro-Flo 4 a go improperly carburetor! And instant performance of the pants fun incredibly complimentary and can be virtually... System with Edelbrock Pro 4 EFI version for my other bronco, hope to install soon Sniper... Bluetoothd another two-degrees to the ECU and made a cam Sync from billet and used a Hall effect sensor a... A GEN3 swap, I will use Edelbrock for sure simplicity of installation offers more tuneability and can boost/nitrous! Can handle boost/nitrous if one wants final number was 330 horsepower and 347 lb-ft of torque out the! Problems registering or ca n't log into your account, please as soon as the Pro 4... Starter on the application Pro-Flow, because it is a simple yet excellent improvement over the factory rockers up! Other websites correctly alternator wiring in harness????????!

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