Carb Vs Fuel Injection Dyno



5 L Volvo B20. Top End Performance has been your source for the best prices on brand name, top quality car parts since 1994. Well, this too is a good question. In fact, if you have a complete junkyard LS that still has the intake manifold, throttle body, and injectors, you can get a much cheaper LS controller that plugs right in. 429 Views · January 5. Current Ads Dyno Charts Event Schedule. Dyno's Tuning Tips When you take your bike to a dyno for tuning by an "expert" why would you leave without it expertly tuned? When a Harley comes off the Doc's dyno, he wants you to have: Maximum torque and usable horsepower; Silky smooth power at all throttle openings. Recently on social network sources threads have gone nowhere…. injection)? Or averages of random samples pulled from the production lines? Real-world performance (large variety of temperatures, altitudes, air densities, fuel compositions, etc. In-Tank Retro-Fit Fuel Module. FiTech EFI is dedicated to producing the most advanced and affordable EFI system on the planet. Tuning a carb is easy but so is tuning with HP tuners if you know what you're doing. i have new 48idf carbs with 36mm venturis! ive been offered this! 2 x Twin 48mm Jenvey Throttle bodies with DCOE fitment, with TPS, billet fuel rails and injectors , 4 bar FPR, EDIS coil pack, Crank sensor, 36-1 Trigger wheel, MegaSquirt unit. I had been thinking of going with the Howell, but have recently noticed the kit from Affordable Fuel Injection. Custom Dyno and EFI Tuning Get the power as it was meant to be. Affordable Fuel Injection for AMC V8 Am getting ready to swap a 360 in place of the 304 in my CJ-6, and desperately want it to be fuel injected. Performance increases that can be gained by going with aftermarket carburetion are a common consideration, but without a little guidance, you can end up with nightmares associated with poor carburetor selection or poor tuning. Make the most power, with the right amount of air/fuel mixture, for what you’re trying to do with it and where. On the other hand, I have to agree with Joe that it's probably a great deal of work for not a lot of benefit. com Throttle Body Injection We’re going to skip mechanical injection, as that’s an article just by itself, and go into the first real step into modern fuel injection with the Throttle Body Injection (TBI) system. On a stock motor,putting carbs on isn't really a bright idea-absolutely no benefit. Plus you need to get some sort of data logging if you want to know what the hell your engine is doing. LS Carburetor Conversion Kits. 3L LS1 engine and throw in a few performance upgrades and test it with a carburetor and EFI computer tuned to see what horsepower we get. 12 on the EFI run is slightly rich, enough to protect the engine from damage when at wide open throttle (e. More than a match for carbs, frankly. He came up to Emerald still on the carbs and we fitted the bodies. Start by setting the H & L carb screws to the default factory nominal setting. FIRST Performance is an automotive performance company that was founded in 2000. Started by area1509, 08-25-2019, 02:43 PM. Which would be cheaper to build fuel injection or carb?. I have $250 in a power commander,$300 in a fuel rail, $100 injector set. Our EFI systems provide excellent throttle response throughout the RPM range along with smooth engine operation. FAST has just made it easier than ever to convert your engine from carburetor to fuel injection with these FAST EZ-EFI self-tuning fuel. With the introduction of Ethanol type fuels like E85, and the wide spread use of water/meth injection, there is a debate stirring about which is better. As a rule, as the pressure goes up, the flow capacity goes down. 3L LM7 engine was strap to an engine dyno where they look at the price, installation, and power to. Are you asking about a carefully-tuned example of each (carb vs. Fuel injection vs carbs is nothing new. ) or controlled-conditions of a dynamometer lab?. On a stock motor,putting carbs on isn't really a bright idea-absolutely no benefit. A properly tuned carb isn't as good as fuel injection, but it's damn close enough. #3---DYNO TEST 684HP 500CID 6-PACK & 4BBL (J CROSS) 01/2007: 12/27/2014 DAVE HUGHES. Carb'd Coyote Engine Project Goes Fuel Injected With AEM Infinity By Jason Reiss July 18, 2014 In the last installment on this Coyote project , the engine was on the dyno at Westech Performance in California with a Holley HP 750 carburetor and Rich Groh Racing Engines sheetmetal manifold on top. Hedman Hedders & Trans-Dapt Performance Products are two of the hot rod industries original manufacturers, dating way back to 1954. i had carbs on my zx11. Modern engines that are controlled in real time by an engine control unit use a computer to control the timing throughout the engine's RPM and load range. 1999 to 2001 models see note 7. 4 which is rich and why they commented on it. the engine. Talked with couple of people who recommend the Fitech system for less than 500 HP which is where I am. KLR650 Fuel Injection Project. The acoustic forces possible are fairly considerable. • Some single carb conversions have actually suggested and required frame “surgery” to achieve necessary clearances. EFI has the greatest ability to meter fuel with fantastic precision. so that EPA can put your bike on a dyno every year to smog test it so that they can take $$ from your pocket and put it in someone else. More complicated and expensive to tune, but its more precise (down to the % throttle and rpm's). The point of diminishing returns on the fuel efficiency in our dyno run was at 6,400 RPM when the trend started to reverse and the carburetor became as efficient fuel wise as the EFI system. If you are working on or have a problem with stock carbs then your questions do not belong here, please post them in the Goldwing Tech Discussions Forum. Custom Dyno and EFI Tuning Get the power as it was meant to be. In turbocharged engines there is a fine balancing act when it comes to making a lot of power on low octane fuel. I know the fuel injection could be a pricey way to go compared to the carb options and its a more efficient. race carb, we want to take a look at the features of each and discuss what makes those features work for their specific application. One thing to watch out for when tuning an engine using a modern fuel injection system is false information from an oxygen sensor when an engine misfires. back in the 50's we had 4 cyclinder cars that could easily do 50 odd miles per gallon, we are only getting better than that now on diesel. With all new cars fuel-injected and many race-sanctioning bodies allowing electronic engine-management systems, fuel injection is rapidly approaching critical mass. mis-information and simple personal taste has taken over actually giving useful information. looks like a carb Engine & Drivetrain FAST fuel injection. We specialize in carburetor and fuel management systems for all aspects of motorsports. This is a very good carb for the small ford in a light car. This article will focus on the process of converting our 1977 Chevy Nova test vehicle from the very functional and affordable GM TBI fuel injection hardware to a much more modern multi-port fuel injection (MPFI) design utilizing a Holley Stealth Ram MPFI Intake and the same MegaSquirt-II EFI system we'd previously installed in Part 1 and Part 2 of this Carb-To-EFI. Free Shipping on orders over $50 - continental US only, engine kits and other oversized items are not eligible. There is no fuel rail. So does anyone have anything tp say about these systems which includes a kit for no return line (not so sure about that) vs the multiport system from MSD etc. It is true that when using fuel injection the difference between a single plane and dual plane becomes more manageable than with a carb and. They came back the very next year and ran the same numbers on carbs as F/I. My question is how reliable is the fuel injection system and does the 50hp make a big differenc. Carb isn't necessarily cheaper than efi. Electronic Fuel Injection (EFI) controllers for all kinds of ATVs and UTVs. There are two different versions of fuel injection - port fuel injection and direct injection. Read about the ins and outs of carburation and fuel injection in high performance Ford applications. I did the carb thing because it was simple, required no intercooler and I was familiar with carbs. All three utilize a 4150-style carb intake. Are you asking about a carefully-tuned example of each (carb vs. A 30 % increase in horsepower, torque and fuel economy is seen over carburetion. The question is obviously a complex one, as we need to determine exactly what carb and what computer, to say nothing of what we mean by better. i know it would be easyer to slap a carb on it, but im trying to figure out if it would be worth it to try and keep the injection. Home to some of the most powerful Proven, Vortech, Procharged and Turbo charged engines. race carb, we want to take a look at the features of each and discuss what makes those features work for their specific application. HyperSpark Ignition. The basic difference between a carburetor and electronic fuel injection is that a carburetor is totally dependent on intake vacuum for fuel metering and delivery. Two different concepts. Many tuning issues with both carburetors, and modern fuel injection systems are mistakenly blamed on the fuel system. Only at www. development along with carb characteristics and. carburetion to modern fuel injection was not only difficult, it was costly as well. How will changing from a points ignition system to coil packs effect power? What about changing to EFI using some. Typical results for the SO Carb Kit and Slip-On exhaust are appx. Oxygenated Fuel The theory is the more fuel you can pass through an engine and completely burn, the more power you can make. Honda Shadow Aero 750 C Factory Specifications. Fuel Injection Full Blown Performance by Mike Ancas and Dennis Witt. Fuel Injection System & Related Components Carburetor Fuel Log Carburetor Fuel Log; Carburetor Heat Insulator Willy's Carburetor & Dyno. In order for it to do it right, it needs help with one unknown - how much air is entering the engine. Featuring jet extensions and a notched float, tuning is exactly what you’d expect from a race ready carburetor. Gas Mileage - Carb vs. In fact, if you have a complete junkyard LS that still has the intake manifold, throttle body, and injectors, you can get a much cheaper LS controller that plugs right in. than with the injectors. I run a stock 600 suzuki with stock throttle body injection. Wondering what the benefit to car vs fuel injection or vise versa? My goal is to have a mid 11 second street car. We also included a brief summary of the results, based on our experience. Home to some of the most powerful Proven, Vortech, Procharged and Turbo charged engines. Those big, slow turning American V8s didn’t have to work hard, even with carbs and non-electronic ignition. Picture 9 – Removed unit. (Street porting is a technique where the engine is disassembled and the engine intake ports have been enlarged to provide improve air flow. On the other hand, I have to agree with Joe that it's probably a great deal of work for not a lot of benefit. a carburetor on the same manifold), but given an open book and designed from scratch, EFI will beat it overall. CB Performance has a great selection of Fuel Injection Systems, Digital EFI Systems and Turbos Weber Carbs. 3L LS crate motor. EFI: A Look at LS Engine Induction Options Now we can drop into the slightly more complex world of digital fuel injection. FiTech's Go EFI-4 600 HP Throttle Body System is rated at 600 HP, but is suitable for 250 HP through 600 HP engines, making this system perfect for everyday driving, weekend street machines or bracket racing applications. We made reliability the #1 priority so that we could assess the longevity of the Cima/Mahle components. Done and ready torun! Conversions are shipped assembled on converted intake, with fuel rails mounted, Billet fuel pressure regulator, Injectors to suit, Programmable ECU, custom harness, all sensors, software, programming cable, fuelpump and filter. Here's my two cents worth. He came up to Emerald still on the carbs and we fitted the bodies. Take a look at our SNIPER INTAKE MANIFOLD as well as other Carburetors & Intake Manifolds available for sale here at Steve Schmidt Racing Engines -- your trusted source for high performance racing engines, parts, and accessories!. Fuel injection doesn't die when you slam on the brakes and fuel injection is nicer to the engine in terms of wear. Take the guess work out of your car's true power and put it to the test on our AWD Dynamometer. constantcontact. The carburetor is currently much less expensive than the electronic fuel injection systems. FE & FT Big Block V8 (332, 352, 360, 390, 406, 410, 427, 428) - Buggy Whips, EFI vs Carb. thats all they. Looking for some ideas on what to use to run it. Picture 12 – Install the new carburetor. Carbs have to be sized small so that engine vacuum can send a signal to the carb, while fuel injection motors don't need to rely on a strong vacuum signal to the carb. Many believe that Carburetor vs. As long as I have the choice I'll choose a carburator. We provide expert service for stock or custom Fuel injection and Carburetor systems, in house Dyno tuning, Computer reprogramming, Superchargers and State Emission Control compliance. if a fuel injection system has a hiccup with a relay or sensor you. 7L Hemi range in size from 625-750 CFM. Used 2016 Hyundai Santa Fe Sport from Nalley Ford Sandy Springs in Atlanta, GA, 30350. But if you're just starting out with mods, going for E85 from the very beginning would be a good idea. Note: for comparison purposes most stock 80" Evos make approx 50 hp and 60 ft lbs torque at the rear wheel. carberators This is a subject that's been run up the flagpole so much that the information about it has turned to data. I've always liked the 4 eye look but know 86 was the only fuel injected 4 eye so I always looked at fuel injection 86-93. The point of diminishing returns on the fuel efficiency in our dyno run was at 6,400 RPM when the trend started to reverse and the carburetor became as efficient fuel wise as the EFI system. We offer an extensive dyno break in service for our 4. • Some single carb conversions have actually suggested and required frame “surgery” to achieve necessary clearances. I have the stepped downlegs in the 1850's. So that makes EFI 50 years old. The simplest conversion is to. One you're on the road, the differences aren't huge, but starting a fuel injected bike is bulletproof regardless of temperature, and carbs require maintenance and calibration being mechanical gadgets. Dyno Video: FiTech EFI vs. That seems like a good setup from everything I have read, but I'm wondering if there wouldn't be a performance and maintenance benefit to eventually upgrading to fuel injection from a later model car. But yeas, EFI in the 70's and 80's were not that great. Electronic Fuel Injection - Muscle Mustangs & Fast Fords Magazine. If this were true, what about Throttle Body Injection? I have seen little evidence to prove that carbs out-perform port efi on identical engines and vice-versa in controlled conditions. Fuel injection, because it can be more precisely controlled, results in more efficient use of fuel, reduced fuel consumption and fewer emissions, which is the main reason it began to replace the carburetor in the 1970s. Its design lends itself to have an unfair advantage in atomization. Therefore, too much fuel is consumed, too many emissions are released, and optimal performance is not obtained. All-new 250cc overhead-cam engine. The carburetor vs. 0 ls carb or fuel inj within the General Help forums, part of the LSx Technical Help Section category; i got a 94 camaro and im doing a 6. Carb vs Fuel injection Hey all, I'd like to see what a good dyno session would do for it. Honda Shadow Aero 750 C Factory Specifications. CB Performance has a great selection of Fuel Injection Systems, Digital EFI Systems and Turbos Weber Carbs. Modern engines that are controlled in real time by an engine control unit use a computer to control the timing throughout the engine's RPM and load range. Since my engine was the first 94 mm job that Linn and John attempted, we decided to be fairly conservative. If performance is fine then you need to look at cost vs gains. com our goal is simple: Present Fuel Injection simply and provide fanatical customer support. In the past 6 years distribution of RACE-GAS Race Fuel Concentrate has grown to over 750 retail outlets and 13 wholesale distributors in North America. You can get almost the same thing by bringing your bike and fuel controller to a dyno shop (a decent fuel controller like the PCV not stock controllers) and have them tune it through multiple runs, using multiple load points in the power band. It's really the old school guys that know carb's and how to fix or re-jet them quickly vs. See how the Go EFI 4 performs on the dyno against a Quick Fuel SS 750 carburetor, and get our initial take on this self learning system. Fuel injection doesn't die when you slam on the brakes and fuel injection is nicer to the engine in terms of wear. looks like a carb - Page 2 - The 1947 - Present Chevrolet & GMC Truck Message Board Network Register or Log In To remove these advertisements. Once your fuel system is figured out, the rest can be knocked out in a few hours. All-new 250cc overhead-cam engine. Picture 8 - Remove the Magneti-Marelli fuel injection intake unit. In order for it to do it right, it needs help with one unknown - how much air is entering the engine. Carbs feel like 50 more hp, because of the instant throttle response, as opposed to the "count to three" experience withe CIS. 4" throttle bores or an Accufab 8500 throttle body without any welding. Husky 250CR vs. This STIC metering block for keihin carbs is a shocker in both our dyno and field testing. Quick Fuel's QFI is a bolt-on throttle body electronic fuel injection system capable of supporting 500 horsepower. Dyno numbers. All-new Keihin electronically controlled fuel injection systems delivers more linear power and easy start-up whether bike has been sitting or is hot on the. 6 based on 26 Reviews "When I first moved to Arizona the fuel they use has more. Here’s the difference: throttle body injection utilizes fuel rails and injectors mounted to the throttle body, pumping fuel into the air flow stream at the top of the plenum similar to a carburetor. thats all they. Alkydigger is the Largest Stocking Dealer for Enderle Fuel Injection, Hilborn Fuel Injection and The Blower Shop Superchargers. I have $250 in a power commander,$300 in a fuel rail, $100 injector set. 8 HP VS the CRF230F at 19. That said, I've always been a fan of carbs and it will be a challenge to switch to EFI but it seems more and more like the solution for those of us living in states where the fuel mix changes at least 2x each year. Chose the fuel injection because it was the latest and greatest thing. But hard-core domestic V-8. If the fuel has 10 percent oxygen I assume I would need 10 percent larger main jets like maybe 175 mains or I guess I could use smaller air correction jets. The point of diminishing returns on the fuel efficiency in our dyno run was at 6,400 RPM when the trend started to reverse and the carburetor became as efficient fuel wise as the EFI system. 3L LM7 engine where a Holley HP 750-cfm double pumper carburetor, and the EFI kit is Holley’s Terminator throttle-body-injection system were tested on. With four spacers for an 8-inch stack, the fuel-injection output closely approached that of the carb with one spacer. Carburetor Vs. Fast, Free Shipping on Orders Over $79 on JD Jetting Jet Kit & JD Jetting and gear at MotoSport. 2006 and up models do not need a PC - they require a Techno Research Tuning Dongle or a DynoJet Vision. FiTech EFI is dedicated to producing the most advanced and affordable EFI system on the planet. Fuel Injection or Carb any actual numbers to compare? I am sure that for many it comes down what can I run in my state based on the registration process. Carburetors The question of whether to use the stock D-Jetronic injection or a carburetor setup is one of the most hotly-debated topics on the 914 discussion lists. Over in the DRRider forum there is testing and discussion of the Ecotrons DR650 Fuel Injection Project. Both diesel and petrol engine will convert fuel energy to mechanical energy by a series of explosions, the way these explosions ha. race carb, we want to take a look at the features of each and discuss what makes those features work for their specific application. Two different concepts. Hilborn Individual Runner Electronic Fuel Injection twist the upper end of the dyno on pump gas. LSA BOY this is a big can of worms! A Pro Stock cam is over a inch of lift at the valve you have to spread the lobes, the valves have to seat at some point to run. You Must Run An E85 Specific Carb Or Program Your Aftermarket Fuel Injection To Work With This Engine. com for pricing on custom configured ACCEL DFI Pro Ram systems. The simplest conversion is to. I haven't seen dyno results for SUs vs OEM injection taken on the same engine. Fuel Injection: Carburetors and fuel injection systems both control the mixture of air and fuel that goes to an engine -- but how do they work? What's the difference? Listen in and learn more with Scott and Ben. The carburetor is currently much less expensive than the electronic fuel injection systems. 2) The real difference between EFI and carb inductions is the fact that driveability and response to throttle will nearly always be better with EFI and so will fuel economy potential. multi-point injection right next to the intake valves, cable operated 'throttle position sensors', etc. ) or controlled-conditions of a dynamometer lab?. A properly tuned carb isn't as good as fuel injection, but it's damn close enough. I am used to carbs. An EFI system will provide any vehicle with a much more efficient method of delivering fuel to your engine than can be found with a carburetor. Definitely the type of answer I was looking for. Featuring jet extensions and a notched float, tuning is exactly what you’d expect from a race ready carburetor. I have less money in my fuel injection setup than you can get a CSU carb for. Many gasoline fighter planes used it in WW2. 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. FiTech EFI is dedicated to producing the most advanced and affordable EFI system on the planet. Only at www. Each carburetor manufacturer matches the airflow through the carburetor with fuel flow for the mass flow of air through the carburetor. When Gary held the S/ST record with F/I people back then said it was an unfair advantage. 2015 yamaha yz450f dyno results. Obviously we were swapping from fuel injection to carburetion, but the big change was the intake design itself. EFI has the greatest ability to meter fuel with fantastic precision. Fuel Octane vs. As long as I have the choice I'll choose a carburator. We are a small family owned and operated company with over 30 years experience in the automotive industry, that strives for 100% customer satisfaction. “RACE-GAS ULTRA is the first product we have released since the release of RACE-GAS Race Fuel Concentrate in 2013. What Is Better – Carburetor vs Electronic Fuel Injection? The test was done on a 5. No big surprises, it ended up making about what I expected for HP. But again, without the really cool throttle response advantage of carbs. Using our two brand new Superflow SF-902 Dynamometers we will run your engine for a complete break in cycle monitoring all engine vitals over the course of a few hours. I know the fuel injection could be a pricey way to go compared to the carb options and its a more efficient. It's the most universal type of Electronic Fuel Injection system, but it's not ideal for high performance engines. Alky injection KY JELLY on September 9th 2011, 7:11 am I will admit I have not studied the internals of Rons barrel valve distribution block, but I have been involved with a close friends that used them and they had lots of fuel pump issues and a lot of times were running borrowed "back up" enderle pumps that were 10 - 12 year. There were a lot of people waiting to use the dyno so I didn't do a full hookup run. While carburetion may still hold a small advantage in the smoothness of off-to-on throttle transitions (like getting back on the gas from a closed throttle in a corner, or when driving at a very low speed, particu. A raised plenum floor increases flow velocity and fuel atomization. This means after ditching the carb on our SBC, we simply used the four studs and bolted down each unit. Dyno'd at 525hp and 575ft. FiTech's Go EFI-4 600 HP Throttle Body System is rated at 600 HP, but is suitable for 250 HP through 600 HP engines, making this system perfect for everyday driving, weekend street machines or bracket racing applications. Livernois Motorsports & Engineering continues to expand the world of tuning possibilities with our MyCalibrator tuner. DCN or DCNF or fuel injection. Mixing fuel this way allows for it to puddle and condense in the plenum of the intake manifold, a recipe for hard cold starts. Most common types of electronic fuel injection (EFI) conversion kits rely on a single throttle body to deliver fuel into the intake manifold—very much like a traditional carburetor. Fuel pump supply and/or pickup problems are another common cause of this dilemma. How does one go about it? There are no fuel injected manifolds that will bolt up to the head of the car, I'm considering a motor swap to a motor that has everything on it as far as fuel injection. Carbs almost constantly need adjusting and frequent cleaning. Dyno Tested Proven Power Gains! Providing more POWER than any other Carb Hat on the Market! When it is all about POWER…It is all about EXTREME VELOCITY! The only place for Superior Airflow! Order from our Website today! Or give us a call 586-264-9570 for your Carburetor, Bonnet, Fuel System, or Supercharger / Turbo needs. But hard-core domestic V-8. Looking for some ideas on what to use to run it. 4L/454 Fuel Injection Systems and get Free Shipping on Orders Over $99 at Summit Racing!. Get the most from your Fuel Injected Motorcycle. my 87 civic has a carb on it, I'd like to turn it into a fuel injected car possibly. LSA BOY this is a big can of worms! A Pro Stock cam is over a inch of lift at the valve you have to spread the lobes, the valves have to seat at some point to run. The sections include: Avenger systems, Carburetion, Carburetor Numerical, Fuel Injection, Throttle Bodies, Fuel Pumps. I think it was Hotrod that did a back to back comparison, and the carb to all EFI systems was within 1 mpg. I personally don’t have experience to say if you would gain much in fuel savings and don’t think it would be worth it if that is the only reason for the change. More than a match for carbs, frankly. After an expert calibration this 2 x 4 carburetion system, using two QFT 650 carbs, produced results close to that expected of fuel injection. I have done both. This STIC metering block for keihin carbs is a shocker in both our dyno and field testing. VW Carburetors 101: Carb Selection Options Aircooled Volkswagen enthusiasts have quite a few carburetor options. JD Jetting Fuel Injection Tuner, Power Surge 6X for 2017 KTM 500 EXC. We take a 5. Carbs feel like 50 more hp, because of the instant throttle response, as opposed to the "count to three" experience withe CIS. The point of diminishing returns on the fuel efficiency in our dyno run was at 6,400 RPM when the trend started to reverse and the carburetor became as efficient fuel wise as the EFI system. In 2012 we dyno tested a stock MGB with SU carbs. Fuel Injection: Carburetors and fuel injection systems both control the mixture of air and fuel that goes to an engine -- but how do they work? What's the difference? Listen in and learn more with Scott and Ben. Easier starting, NO CHOKE, and more power (debatable I'm sure). At this point, going fuel injection is always your best bet if you want low maintenance and high reliability. EFI is great for drivability but for a race/track car its all about the power. This STIC metering block for keihin carbs is a shocker in both our dyno and field testing. car with 275/60/14's ,with a carb it may starve for fuel for. brodix sr-20 or dart d-20 cylinder head conversion kits. race carb, we want to take a look at the features of each and discuss what makes those features work for their specific application. TE250i Dyno Testing. This allows for better throttle response over a carburetor. It's the most universal type of Electronic Fuel Injection system, but it's not ideal for high performance engines. In addition, we are Master Dealers for: MSD Pro Magnetos, Hunt Vertex Magnetos, SuperMag Magnetos, Milodon Gear Drives, RCD Engineering, Ted’s Zoomie Headers. In fact, if you have a complete junkyard LS that still has the intake manifold, throttle body, and injectors, you can get a much cheaper LS controller that plugs right in. How much FUEL is added depends on the carb or fuel injection computer. Just converting to HEI made a big difference in the late ’70s, think what direct injection, 6,7, and 8 speed transmissions, and computer controls could do. Two, no enrichner. i know it would be easyer to slap a carb on it, but im trying to figure out if it would be worth it to try and keep the injection. That said, I've always been a fan of carbs and it will be a challenge to switch to EFI but it seems more and more like the solution for those of us living in states where the fuel mix changes at least 2x each year. VP Fuel MS109 VS MS109E on VTR Subaru WRX STI Dyno Posted by Brian Scott on Oct 29th 2016 MTBE is a gasoline additive used as an oxygenate to raise the octane number which is found in many fuels such as VP Fuel's such as MS103, MS109, VP113, and many more. 2L with Weber 40IDF carbs before the 2. The cost of a fuel pump,air box,regulator can not be added in because you have to have those with carbs also. While overall air flow was somewhat restricted compared to a large Dominator carburetor, the 4150 style throttle bodies did well on such a large displacement engine. The carb flange is designed for a 4500 carburetor, and the intake is available as a carbureted intake without fuel injection bosses machined, or a fuel injected intake with either 8 or 16 injectors. Save for the different displacement (attributed to. Hidden Horsepower - Carb vs EFI: Where Does the Power Hide? - Hot Rod Garage Ep. With over 100 years of building quality fuel systems, you can trust Holley Sniper with all your electronic fuel injection needs! Holley Sniper EFI is packed with all the features that your car or truck needs. Hilborn Individual Runner Electronic Fuel Injection twist the upper end of the dyno on pump gas. Read about the ins and outs of carburation and fuel injection in high performance Ford applications. Twin Scan II Plus Kit. I have read all the extensive posts, numerous user reviews and a few independent dyno tests on Thumpertalk and the common theme is better response, a little stronger everywhere (+1HP or so from bottom on up), and amazing on top with up to 5HP increase and incredible over-rev. Our commitment to providing the best parts at the best prices is topped only by our dedication to providing the very best service to our clients. The intake is Stage V with Edelbrock 600 cfm carbs. The last graph shows air/fuel ratio which tells how much air is being used to burn the fuel. As a rule, as the pressure goes up, the flow capacity goes down. MSD LS Ignition Control Box for LS1/ LS3/ LS6 allows you to install a carburetor on your LS-based engine. Dynojet is the world leader in the development and manufacturing of performance enhancement products and diagnostic tools for the Motorcycle and Automotive industries. 36 Which home-tuned system is hiding more horsepower, a traditional carburetor, or a Holley Electronic Fuel Injection system?. Get the most from your Fuel Injected Motorcycle High performance chassis dynamometers, fuel and ignition products for powersports and automotive applications. Re: Cam ? for you dyno gurus duration vs. Maybe your old stocker is worn out, or maybe you just want to upgrade. Wondering what the benefit to car vs fuel injection or vise versa? My goal is to have a mid 11 second street car. Imagine an engine with a giant intake, cam with big overlap and late closing intake valves, all resulting in low vacuum and slow intake air speed. Our EFI systems provide excellent throttle response throughout the RPM range along with smooth engine operation. HP Calculator; Do you have our 1000cc high-z injectors? How about our 1120cc low-z injectors? Are you dreaming of upgrading to our 2150cc or 1100 high-z injectors? If you want to know just how much power you can make with what you’ve got (or what you’d like to have) it’s as easy as plugging a few details into our horsepower calculator below:. Looking for some ideas on what to use to run it. The LC Pro Fuel Injection System can be used with turbo conversions or factory EFI systems and superchargers. Need tips on tuning your carburetor, converting your vehicle to propane fuel, or just need help. Many variables also affect what the 'best' timing is. TPI vs Carb 250 and 300 Early Test Runs (300w/Red PV, 250 w/Yellow PV spring) 250i Air Fuel Tuner Settings 3 5 7 Compared air fuel mixtures: TE250i vs Slavens S3 vs Husky 300 Torque: KTM Husqvarna 250 to 300 TPI Conversion: Slavens S3 Head on TE250i - dyno tesying: TE250i Dyno Testing: 2020 KTM 300XCW TPI MAP AUG 2019: KTM 300 TPI Flash Codes. The carb flange has enough material to run a Braswell 7395 Carburetor with 2. multi-point injection right next to the intake valves, cable operated 'throttle position sensors', etc. The Mercruiser 4. 4L/454 Fuel Injection Systems and get Free Shipping on Orders Over $99 at Summit Racing!. How much FUEL is added depends on the carb or fuel injection computer. Fuel Injection has made that process even more convoluted as it allows the laws of physics that Constant Velocity carbs must abide by to be thrown right out the window in favor of any combination of Air/Fuel ratios at any point in the rev range or throttle position or any other sensor in the system for that matter an engineer wants to obtain. Hedman Hedders & Trans-Dapt Performance Products are two of the hot rod industries original manufacturers, dating way back to 1954. EFI University Electronic Fuel Injection Tuning :: View topic - AE Fuel vs TPS Position Table and vs Temperature Tables. Not sure why talking MPG and hotrods is ridiculous? It was a huge reason I went efi. Imagine an engine with a giant intake, cam with big overlap and late closing intake valves, all resulting in low vacuum and slow intake air speed. Fear not, fuel injection fans. Page 2- FAST fuel injection. The carburetor is currently much less expensive than the electronic fuel injection systems. A throttle body spacer is a component added to the throttle body of a fuel injection engine to improve fuel efficiency and add power to the engine. The carb run shows around 10. But a lot of modern engines use something called multi-port fuel injection (MPFI) in which multiple injectors are. At this point, going fuel injection is always your best bet if you want low maintenance and high reliability. If you always keep your filter clean than the target AFR's can be achieved. Car Craft converts its Blueprint Engines-built 540 Chevy Big Block from carbureted to EFI using the Infinity 508 ECU and AEM Universal Core & Accessory Wirin. 4L with a carb there was no aftermarket EFI intake readily avalable so I was able to get decent power going to a carb. Even something as simple as the plywood spacers on this dual quad setup will work. Picture 9 – Removed unit. Two, no enrichner. Project Goals To learn, first hand and hands on, all that can be learned about the pros/cons of carbs vs. The air bleeds do a VERY good job of emulsifying air into the gas before it even enters the venturi. More of this V-8 babble carried over to nitrous tuning for VW from this as well. Willy's Carb & Dyno Shop, LLC 1000 N Market St Mount Carmel, IL 62863 United States of America.