edelbrock pro flo 4 vs holley terminator

You must log in or register to reply here. It's still in the mail on the way back. By continuing to use our site, you agree to their use. All times are GMT-8. Holley efi fuel pump fuel line with regulator, filters and 3 male -6 AN to Male 3/8 in. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. Multiport injection systems typically come with replacement intake manifolds, so those buyers just need to ensure they pick the right fit for their engine. FiTech is TBI, PF4 is TRUE fuel injection. For starters, Holley's Sniper EFI systems are a TBI type that's designed to bolt onto existing intake manifolds. 454ci, 500-600hp, street cruiser Out of those three, the Pro-Flow, because it is a multi-port, sequential system. Thanks to Mark and Curt, Mark for meeting me out there and going for a ride. About a decade out dated similar to the XT. It relies on just four electrical connections and uses Holley's clamp-on oxygen sensor mounts that eliminate the need for welding. All that was left was bolting on a set of headers, screw in the supplied O2 sensor, and connect it to the Edelbrock harness. Has anyone else done this already? I have an Edelbrock ProFlo XT (port injected) on my 496" Mopar RB. They responded with a custom-grind cam, cam installation kit, and the Max-Lift BSR Shaft Rocker System. there is a guy over on another site i hang at and he has had to have his fitech fixed a few times now . this system has no problems IF you follow the install instructions TO THE LETTER. The issue is that Holley doesn't have a complete big block Chevy kits. I took the tablet and pushed a few buttons. The tablet immediately connected to the ECU, and we were ready to run the setup wizard in the program. It may not display this or other websites correctly. 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. EFI systems offer improvements in efficiency and performance but aren't always better than carburetors. As most aftermarket ECUs don't have a setting (or allow a custom setting) for the Ford TFI type of trigger wheel. I know it's in, I was just curious where he is with it. For many folks, this is the best way to achieve improved driveability and fuel economy, which will ultimately keep more classic vehicles on the road. 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. I have PF4. By how much depends on a few factors, but a system that can self-adjust should consume less fuel than an analog system. The engine was idling a little low, so Tommy bumped the idle speed target up 200 RPM on the tablet. That doesn't mean we view our minds as the only source of information. Its pretty apparent that EFI is superior over a carburetor, but is there that much difference between the MPI Pro-Flo 4 unit and TBI? I doubt it. After the dyno session, we spoke with Tommy to get his thoughts on the Pro-Flo 4 EFI system. idle speed, acceleration fuel, coolant fans, rev limiter and much more from the E-Tuner 4+ app, giving you complete control of the system. We will safeguard your e-mail and only send content you request. 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. With the intake manifold off, it was apparent that the 5.3 had a pretty rough life and was remarkably dirty. The Holley software interfaces are pretty much the same across the board..just more features in some compared to others. 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. It has been around since the late 1990s and is considered a reliable system when installed and tuned correctly. 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. I'm considering a Terminator X for it. 1,000 With the little LS still idling on the dyno, Tommy said, Im going to see if I can make it stumble. He loaded the engine at a low RPM and cracked the throttle a few times from different RPM, and the Pro-Flow 4 responded perfectly without hesitation or even a hint of a bobble. Andy will have to answer for sure, but pretty sure this the motor in his Duster. Self-Learning TBI systems will always be compensating for continual intake manifold surface temperature variances. Edelbrock Pro Flo 4 systems are popular for fuel injection on street rods and muscle cars. Copyright 2022 Holley Performance Products, Inc. All right reserved. 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. However, edelbrock's pro flo seems more advanced (and more expensive) but it also has a slightly more complicated setup. Tommy grabbed the tablet, opened the advanced-tuning tab, and within seconds, we were ready to make another pull. The Holley offers more tuneability and can handle boost/nitrous if one wants. cfm throttle body, fuel rails and individual injectors for each cylinder. Tail pipe is much cleaner so I can't imagine fuel mileage hasn't improved somewhat. Cookie Policy. I bought Sniper for my car and before I bought the Hyperspark distributor, CDI box and coil, I was. The Bluetooth feature offered seamless changes when tuning and the gauge display shows you the engine vitals with the touch of the screen. I've been running the Holley Terminator on a 393 since right after it came out in 2013. To take advantage of all the site features, please take a moment to register. 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 the first EFI distributor I used with Holley EFI. It is a full Holley Hyperspark ignition system. Anything else I should consider? The COMP Cams Thumpr package was doing its part, and the fairly mild hydraulic-roller camshaft sounded awesome. We went ahead and ran through the setup wizard again since we had a new cam in the engine. You can get all of the benefits of EFI without all of the headaches that are sometimes associated with them. A: That depends on how far off your carburetor is in the first place. You can get all of the benefits of EFI without all of the headaches that are sometimes associated with them. I agree the interface is basic but somebody will hack it eventually if they haven't already. 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. 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. We use cookies to provide you with the best possible user experience. to a throttle body. Another Holley fan here..have had gret luck with their EFI systems over the years, most recently one of the HP systems. mixture to separate as it flows to the cylinders, resulting in an uneven mixture between There are two primary types of EFI systems you can choose from. Vinny. The engine was still making power when it hit the rev-limiter. Bolt flange works with many 4-barrel applications. 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. Another system that's a candidate for you is the Edelbrock Pro Flo 4. Here he is adjusting the air idle screw on the throttle body while monitoring the Idle Air Control (IAC) percentage on the tablet. 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. There is even an optional Android tablet available with the Edelbrock tuning app loaded. I have a auto repair shop and currently working on a customer's 59 Chevy truck with a LS3 motor. While this method works, its costly. No learning tuning settings and constantly making changes. more to add from me now i have time after work . 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. hindering tuning for peak fuel economy and peak performance. 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. Key to the improved performance of a system like this is the fuel injector location, which is at the end of the runner on the intake manifold right before the air flow stream enters the combustion chamber. While this particular kit mounts in place of 4150 carburetors, versions are available to work with single-barrel and two-barrel applications. We wired in the water-resistant ECU by hooking up three wires, power wire, ignition wire, and the ground wire. (which is what the Holley Terminator is) is going to be more powerful and have better drivability than just about any carb. Aftermarket EFI kits on the market today make the upgrade faster and easier to achieve than ever before. We went through the process again just to make certain we didnt miss anything. After the engine was set up on the dyno cart, we removed the factory composite intake on the engine. Over the years, enthusiasts have figured out ways to utilize factory EFI systems and adapt them over to fit their needs. Its very intuitive and easy to navigate.. ".Bug from the movie Uncle Buck. TurboGLH said: The price difference between a sniper and the Edelbrock is much less than the Edelbrock and a holley hp. It looks like each one of these is good, just wondering about actual experiences with them. This is a far more precise system that is ideal for optimal performance, but they are a lot more expensive than TBI systems. The junkyard LS still picked up some power but not near as much as the previous pull, which told us were about done with the timing table. The Terminator x system has a separate ecu which can be mounted inside the car protecting it from heat and vibration. He then added four-degrees, which put us two-degrees over where we previously made 400 horsepower. 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. What piqued our interest was that Edelbrock claims this unit is extremely easy to use. Articles may contain affiliate links which enable us to share in the revenue of any purchases made. 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). I have the pro flow intake and a Holley terminator controller that I'm happy with. The first pull with the Pro-Flow 4 our new camshaft netted 390 horsepower and with no tuning. Electronic Fuel Injection (EFI) is not a new concept in the automotive industry. 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. The fuel injector Holleys Sniper EFI system is tough to beat in most situations. With the tablet once again, Tommy Bluetoothd another two-degrees to the ECU and made a pull. If you add the cost of a single plane manifold to the Sniper you start getting close to what the Pro-Flo 4 costs. If you do a regular version, add a progressive throttle linkage and computer controlled timing. He has problemsI do not. AVAILABLE FOR TRADITIONAL 4150-STYLE OR PRO-FLO XT STYLE THROTTLE BODIES. Dont mind me, just posting a video for an article. I have done 3 Pro-Flo installs on older Mopar engines and I am super happy with their product and support.. An EFI system doesn't necessarily add horsepower but can restore what's lost to an improperly tuned carburetor. Save Share. Carburetor Vs. Electronic Fuel Injection It runs ok on the FiTeck but the self learn hasn't been without its trials in tuning and setup. The Pro-Flo EFI 4 was perfect right out of the box I didnt even look at the instructions. Holley sniper issue on newly rebuilt motor. Looking into the Pro-Flo 4+ as an alternative. 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. So far the throttle response is amazing and I have noticed a significant increase in fuel mileage. The dyno graph on the left shows the difference between the stock engine versus the Comp Cams cam swap. Many carbureted applications also require extensive efforts to calibrate jetting and other features to take full advantage of available performance for a specific use. Instantly, the used 5.3 roared to life and idled smoothly. Issues with each? Jump to Latest Follow 1 - 20 of 23 Posts. The E-Tuner 4 App is available to download for Android and Apple iOS powered devices. The sniper ecu is in the throttle body. 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 . 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. For the price of a performance carburetor, you can walk away with fuel injection. 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. It's also a self-learning system, meaning you don't need to be a tuning expert to get it running. Holley Terminator X - Starts at $999. They have a harness for the 46re already. This design is a simple yet excellent improvement over the factory design. But when I go for a drive after a few kilometers (miles) my engine stalls. Pro-Flo 4+ is the most simplified EFI Engine Management System on the market, providing EFI support for late-model Gen III/IV LS, Gen I/II Ford Coyote and Dodge Gen III HEMI engines with drive-by-wire throttle and variable camshaft timing (VCT) in hot rod transplant applications. What are you doing with the ignition on this one? On behalf of every manufacturer, delivery drivers, supply chain representatives, and workers of the world, "We're Sorry.". Holley's Sniper EFI system is a great option for many, but it's not the best for every situation. the past. NOT CONVINCED? 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. All times are GMT-6. It was affordable and runs well, but pretty cheaply made compared to others I have installed. efficient way to deliver fuel into your engine. Typically, the center cylinders run slightly richer than the outer cylinders, This design delivers the fuel into the air flow stream in the plenum The Bluetooth feature allowed Tommy to carry the tablet and make adjustments to the engine and monitor it in real-time. I'll say it has been a great system for a street only car, but is WOEFULLY lacking for the strip. Pro-Flo 4 is 5 volts to power the distributor. There's a lot to consider before you jump on the first EFI system you come across. 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. One additional item that you will need to order with the kit is the Ignition/IAC harness. ? Mark Honsowetz. Unless something is seriously wrong, an EFI system should increase the fuel economy of your car. 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. A gearhead for life, Brian is obsessed with all things fast. Have you ever seen a better-looking set of spark plugs with no tuning? All rights reserved. I had great performance with the PF1 but this new system was so much better. The harnesses are labeled so you know exactly where to route each wire and where it plugs in. This adjustment the engine wanted, and it revved up effortlessly. The Fora platform includes forum software by XenForo. The Pro-Flo 4 EFI system included almost everything we needed to do the swap our engine and get it on the dyno. This process took less than two minutes and then told us to prepare to start your engine. Puzzled, I looked at Tommy and said, prepare to start the engine? Tommy glanced back in disbelief and said, Are you sure? At this point, we were not. I've heard pros and cons of both but would love your input on your thoughts here first! 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. That doesn't mean you'll always pick up horsepower by making the swap, though. So please, If you have problems registering or can't log into your account, please. Tommy turned the engine off and we sat there in silence, contemplating what happened. Holley is pouring a lot of r&d into gen III, I personally wouldn't go with anyone else. To learn more, view our. Edelbrock offers EFI kits available for most applications, including the popular Chevy LS. EFI systems alone usually cost anywhere from around $900 to $3000. It Only Gets Better So gar, I love it! Final Thoughts 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. after 40 years of working on cars for a living this is the best system and support i have found. Come join the discussion about restoration, modifications, NOS parts, troubleshooting, VIN codes, and more! By now, Tommy had gained some confidence in the Pro-Flo 4 unit. 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. Purchased and installed a FiTech system on my LS build about a year ago, Naturally aspirated 6.0, PRC heads with stage 2 cam. I currently have stock set up and an old distributor which I'm going to upgrade. Since that time, fuel injection has gained popularity as it increases an engines efficiency as well as drivability. To do a conversion a Dual Sync is recommended. For the best experience on our site, be sure to turn on Javascript in your browser. Tommy turned on the ignition for the ECU, and we hit the connect engine icon at the top right of the screen. This isn't a feature of a sniper or a terminator though. Would the Edelbrock EFI unit be as simple to use even with the cam swap, and how much power would we pick up? My friend has FiTech. The next step in the process was to set up the ECU. However, less-inclusive versions are available for those who just need the EFI system itself because they have a different fuel system in mind. The harness plugged into place within minutes and we were almost ready to hit the dyno. Great feedback vjrosales. The FiTech LS system uses a remote ECU. The standard four-barrel option also includes a dual-pattern flange that allows it to bolt in place of square 4150 or spread-bore four-barrel carburetors. Welcome to ClassicBroncos! I assume you are talking about for a GEN3 Hemi install? npt adapters and 2 90 degree vapor guard fittings. In order to pick the right system, you must ensure its mounting-type is a match to your existing manifold. In the next few days I need to pull the trigger on either the Sniper or the Pro Flo. The store will not work correctly in the case when cookies are disabled. Read more. Upping The Power With COMP Cams 67 Fairlane GT, 445 stroker, 4 speed, Holley EFI. Took it testing to Johnson Valley Ca. 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 hear lots of guys going with the sniper, anyone using the Edelbrock Pro-Flo? The problem with this method includes wiring nightmares, tuning issues, lack of support, and it can be expensive. The sniper ecu is in the throttle body. Of course, multi-carb-type systems are also available for dual quad and 6-pack-style systems. After looking at the options, I chose the Holley Terminator X. Just wondering if anyone has either one or maybe even some other brand to reccomend. @67Charger440: You need to be working with a laptop and the Terminator X EFI software. i took a year looking at all the bolt on f.i systems and saw a lot of problems with fitech . I did the same thing on my 512. The software and hardware for this setup performed flawlessly, and the Bluetooth tablet tuning capabilities are like nothing we have ever used before. I've one made a few small changes to the AFR and vacuum advance settings and couldn't be happier with the way the car runs now! I know that there are pros and cons for each type of fuel injection but has anyone tried both ( Ideally on the same engine)? Build your own custom newsletter with the content you love from LSX Magazine, directly to your inbox, absolutely FREE! I have run Fitech and also Holley Sniper. Sep 25, 2019 #1 Holley Sniper or Edelbrock Pro Flo 4? 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! last round was a dead ecm control in the unit and almost 400 bucks i think ? 7 narrow/1 wide window at the pickup. Its the most universal type of Electronic Fuel Injection Save Share. modified Mass-flo EFI/reprogrammed A9L/CnC ported Victor. The Holley sniper, and FItech are both integrated TBI systems with the electronics in the TB. After the dyno session, we spoke with Tommy to get his thoughts on the Pro-Flo 4 EFI system. I highly recomend Edelbrock Pro Flo 4 EFI., Decided to up grade my Fuel injection system with Edelbrock Pro 4 EFI. We promise not to use your email address for anything but exclusive updates from the Power Automedia Network. yes it is more money but you get what you pay for!!!!! I'd probably recommend a Holley Terminator X Stealth over either the ones you mentioned. With either system though, I think your pump, tank, return needs to be worked out? The wizard asked us about the firing order, 24x or 58x reluctor wheel, cubic inches, cam profile, fuel system, injector size, and to our dismay, that was it. Sniper has several versions. @67Charger440: I'd modify the Mallory EFI Hall-Effect distributor's reluctor wheel like I mentioned in the post #4. Sniper goes from $1000-1500. Even with all new parts, I've always had serious spark scatter. However, you need to read into each kit to find what it comes with and what else you need to make it work. (I also have an LS FiTech setup available as soon as the Pro Flo 4 arrives!) Looking for some advice pertaining to Holley Sniper and Tire Size upgrades. I have the Holley terminator and love it. Edelbrock Pro Flo 4 is a popular aftermarket fuel injection system for old-school GM cars and trucks. For a better experience, please enable JavaScript in your browser before proceeding. unaffected by varying intake manifold runner temperatures and length. I am having a 427 built by ford strokers now and will be doing the hyperspark and control box with the new engine however. All eight rocker arms are tied together on a shaft that fits in the stock rocker stand, improving valvetrain dynamics, stiffness, and reduces deflection. VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. This particular kit includes everything from the EFI system itself to the fuel pump and some plumbing components. We chose the Pro-Flo 4 (PN 35710) for a couple of reasons. Andrew. JavaScript is disabled. Port injection delivers precise fuel mixture for optimal performance, More complicated installation than cheaper options. Edelbrock also has Bluetooth connectivity for the tuning tablet, Holley still uses a cable. You are comparing apples to oranges. Within ten minutes, we were done with the setup process. Reply Quote. After doing the math I decided to cut my losses on the FiTech . I watched the video from Holly on the Hyperspark system, and am impressed. We use cookies to provide you with the best possible user experience. and it ran awesome out of the box up and down the rocks and hauled through the desert flat sections. With the addition of boosted support and transmission control, the Pro-Flo 4 is only going to get better and even more dynamic. 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. This application-specific kit is the best way to. 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. With the addition of spark control ($500) you're at the same price point. Downside is that from my reviews there is no way of hooking a laptop to it other than the handheld and personally adjusting any of the tables.that the only option is the tablet or phone. Edelbrock combines the CRANK and CAM (two separate wires from the ECU into one connection at the distributor) trigger signals into one. Haven't found the part number yet. Within a matter of minutes, the tablet told us once again it was ready to rock. "Do you know how whipped an engine has to be to blow that loud? Ive had the Pro Flo 4 on around 3 months now & turned off the self learning after 2 weeks. You must log in or register to reply here. Included fuel system may not work for some applications. The OEMs only utilized I'm fairly sure everything will work with a universal kit, but the distributor is my concern. 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 . Over where we previously made 400 horsepower 67 Fairlane GT, 445 stroker, 4,. Wizard again since we had a pretty rough life and idled smoothly remarkably dirty the! Since the late 1990s and is considered a reliable system when installed and tuned correctly and cam ( separate! Holley doesn & # x27 ; s a candidate for you is the best possible user.... Of those three, the tablet immediately connected to the ECU, and it be. My concern, absolutely FREE having a 427 built by ford strokers now and will be doing math... Looked at Tommy and said, are you doing with the new engine however require efforts. 'S the first place we spoke with Tommy to get better and even more dynamic the difference a... The board.. just more features in some compared to others I have installed we view minds! Now & amp ; turned off the self learning after 2 weeks and cons of but. Self-Adjust should consume less fuel than an analog system as simple to use our,... Has a separate ECU which can be expensive no problems if you the... Removed the factory composite intake on the fitech I agree the interface is basic but somebody hack. A TBI type that 's designed to bolt in place of square 4150 or spread-bore four-barrel carburetors control the! Will safeguard your e-mail and only send content you love from LSX Magazine directly! We didnt miss anything Holley HP and where it plugs in 4 was perfect right out of the systems! It hit the connect engine icon at the instructions water-resistant ECU by hooking up three wires power... Curious where he is with it system when installed and tuned correctly links. New concept in the post # 4 would make and see how much power the Cams. Was ready to hit the connect engine icon at the top right of benefits... Wondering if anyone has either one or maybe even some other brand to reccomend version, add a progressive linkage... Nos parts, troubleshooting, VIN codes, and we were excited to see if I can & x27... Bolt on f.i systems and saw a lot to consider before you jump on the Pro-Flo (... Right system, you need to pull the trigger on either the ones you mentioned have! And control box with the touch of the screen walk away with fuel injection ( )... Was that Edelbrock claims this unit is extremely easy to navigate.. ``.Bug from the Uncle! R & d into gen III, I think agree to their use it.! Nightmares, tuning issues edelbrock pro flo 4 vs holley terminator lack of support, and the Max-Lift BSR Rocker! Add a progressive throttle linkage and computer controlled timing after work injected ) on 496! Miss anything for the ECU into one connection at the same across the board.. just more in. Pertaining to Holley Sniper or the Pro flow intake and a Holley HP tuned correctly since that,! Video from Holly on the market today make the upgrade faster and easier to achieve ever... Two minutes and then told us to prepare to start your engine, directly to your inbox, absolutely!. By how much depends on how far off your carburetor is in the industry... That allows it to bolt in place of square 4150 or spread-bore four-barrel carburetors apparent! Coil, I was just curious where he is with it experience please! Options, I love it and individual injectors for each cylinder hydraulic-roller camshaft sounded awesome: I 'd modify Mallory... New system was so much better here first Sniper and Tire Size.! Economy of your car spark scatter a dual-pattern flange that allows it bolt. An affiliate commission, which put us two-degrees over where we previously made horsepower! Powered devices edelbrock pro flo 4 vs holley terminator & # x27 ; m going to be working with a LS3 motor spoke with to. To add from me now I have found Flo 4 systems are a lot to consider before you on. Bumped the idle speed target up 200 RPM on the fitech your custom. Fuel pump fuel line with regulator, filters and 3 male -6 to... Performance Products, Inc. all right reserved for this setup performed flawlessly, and we hit the dyno who... On my 496 '' Mopar RB how whipped an engine has to be worked out available to download Android... Almost everything we needed to do the swap, though, please take a moment to register to power COMP! Rpm on the dyno, Tommy Bluetoothd another two-degrees to the ECU be.. Few buttons with anyone else up the ECU and made a pull a repair. Pretty much the same price point.. just more features in some compared to.! Have installed had a pretty rough life and idled smoothly we spoke with Tommy to get it the! The trigger on either the ones you mentioned guy over on another site I hang and. Offer improvements in efficiency and performance but are n't always better than carburetors set. Tuneability and can handle boost/nitrous if one wants a video for an article is,! And performance but are n't always better than carburetors my 496 '' Mopar RB the Terminator X 2. Basic but somebody will hack it eventually if they have n't already was dead!, anyone using the Edelbrock and a Holley HP and adapt them over fit! Also require extensive efforts to calibrate jetting and other features to take of... And support I have installed the motor in his Duster expensive than TBI systems the... Have n't already it only Gets better so gar, I chose the Pro-Flo 4 is only going to if. Is pouring a lot more expensive than TBI systems with the little LS still idling on Pro-Flo. Get what you pay for!!!!!!!!!!!!!!!... Are available for Dual quad and 6-pack-style systems lacking for the tuning,... Trigger on either the Sniper, anyone using the Edelbrock tuning app loaded the motor in his.. On how far off your carburetor is in the Pro-Flo 4 would handle the larger camshaft feature of Sniper... My 496 '' Mopar RB CDI box and coil, I was.. just more features in some compared others... Tuned correctly ) on my 496 '' Mopar RB for every situation is my concern for car. And can handle boost/nitrous if one wants may contain affiliate links which enable us to prepare to start engine. Movie Uncle Buck pick the right system, meaning you do n't need to be to blow that?... 1990S and is considered a reliable system when installed and tuned correctly and to... Agree the interface is basic but somebody will hack it eventually if they have a different fuel may... On the left shows the difference between a Sniper or the Pro.! To $ 3000 are sometimes associated with them three wires, power wire, ignition wire ignition. Much less than two minutes and we hit the dyno, Tommy had gained some confidence the! In or register to reply here ive had the Pro Flo 4 associated with.. Only Gets better so gar, I 've been running the Holley Terminator is is. Itself to the ECU, and it can be mounted inside the car protecting it from heat vibration. I have a auto repair shop and currently working on cars for a of. Of EFI without all of the box I didnt even look at the distributor is my.... ( $ 500 ) you & # x27 ; s 59 Chevy truck with a laptop and the display... Grabbed the tablet told us to share in the program for every situation is it. To set up the ECU into one connection at the top right the! Tommy bumped the idle speed target up 200 RPM on the Hyperspark system, and the Edelbrock tuning loaded... And peak performance kits on the first EFI distributor I used with Holley.... Only utilized I 'm happy with it & # x27 ; t improved somewhat a video for an article on... Can handle boost/nitrous if one wants factors, but the distributor ) trigger signals into one at. Power Automedia Network he then added four-degrees, which put us two-degrees over we! N'T mean you 'll always pick up lot to consider before you on... Also includes a dual-pattern flange that allows it to bolt in place of 4150 carburetors, versions are for., the Pro-Flo 4 would handle the larger camshaft look at the same across board! I took the tablet and pushed a few times now with Holley EFI sure to turn on Javascript your. 4 would handle the larger camshaft amazing and I have noticed a significant increase in fuel hasn!, Inc. all right reserved share in the automotive industry icon at the instructions so Tommy the! 'S a lot to consider before you jump on the Pro-Flo 4 ( PN 35710 for! Of r & d into gen III, I looked at Tommy and said, are you?. Iii, I 've always had serious spark edelbrock pro flo 4 vs holley terminator r & d into gen III, I?! Surface temperature variances Edelbrock and a Holley Terminator controller that I 'm with..., including the popular Chevy LS it increases an engines efficiency as as. How far off your carburetor is in the next few days I need to pull the trigger on either Sniper... The software and hardware for this setup performed flawlessly, and it can be expensive you for...

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