Duty cycle is the percentage of the time the injector is open, squirting fuel. FuelTech makes the selection easier for all enthusiasts with its Fuel Injector Calculator. It is capable of recommending fuel injector sizing for naturally aspirated and turbo combinations that are run on gasoline, alcohol, or ethanol. For injectors in particular, the PW is measured in milliseconds (thousandths of a second). Feel free to contact us today for assistance, and we'll take the stress out of the fuel delivery aspect of your build! : Idle in Inches of Mercury (In Hg.) 60%. The following example outlines how to calculate the duty cycle of an injector. by Mad Professor Sat Jun 21, 2008 1:40 pm. So as you can see, injector size can change time; it can affect the calculated PW, which by definition is the injector's on-time. The fuel injector duty cycle (IDC) is the percentage of time the injector is supplied with power. The time during which the injector is powered (or activated) is called the injector pulse width (IPW). During normal engine operation, the fuel injector fires once during the four strokes of the Otto cycle, which last for 2 revolutions of the engine. 405-217-0701. In an engine however, the period is always changingand that is where things get a little more complicated. :), The term duty cycle is used in many applications, but for most all mechanical coil-driven devices, it is simply a calculated value that provides a way for us to get an idea of how hard a coil is working, without having to deal with pulse widths and periods. Pretty simple stuff right? 60%. All Rights Reserved. WebOctane Booster Mixing Calculator. DSMtuners is the largest DSM forum and online enthusiast community on the web. Injector Size (lb/hr) Number of (same size) Injectors. * Brake Specific Fuel Consumption: is the amount of fuel consumed (in lbs. Change Parameters . 80%. During normal engine operation, the fuel injector fires once during the four strokes of the Otto cycle, which last for 2 revolutions of the engine. We actually received a few this time! Enter the RPM and the injector pulse width into the calculator to determine the injector duty cycle. In a cyclic, repeating system, this combination of on-time and off-time is called the period, and represents how much time there is available between the point when the coil is first energized, and when it needs to be energized again in the cycle. 80%. Hey guys, I recently completed a Evo 3 16g swap and I am in the process of tuning the car via ECMlink. Variations such so that would be 393cc/min (37.4lbhr) @ 1bar (14.5psi). Here. the maximum time the injector is on vs off. The inputs are, in Im currently about to do the same as you, upgrade to the B16G and am just doing my homework. Typical injector limits for duty cycle is 80-85%. For 1990-1999 Mitsubishi Eclipse, Eagle Talon, Plymouth Laser, and Galant VR-4 Owners. WebFuel Injector Horsepower Calculator. Looking to build a car with serious power, and turn heads on the street and strip or racetrack? View More. Special tools for front case seals, balance shafts, Auto GSX 2.3L with Genesis Coupe 2.0T Pistons, New Products Released - 7 bolt Mid Covers, 1g Talon Screw Covers and Timing Indicators. Fact vs. It seems to be relatively accurate based on the data i have seen in link for my car. We appreciate your continued support! * Brake Specific Fuel Consumption: is the amount of fuel consumed (in lbs. Lets assume that with these smaller injectors, the ECU calculates that it needs a longer PW of 18ms to hit the same AFR under the same conditions. Only Chart or Graph as needed per above. We've built this handy Fuel Injector sizing calculator to help you determine how much flow you'll need. Here is a simple calculator that will do that. WebThis Injector Rx Calculate horsepower based on injector size calculator will allow you to calculate how much horsepower or KW a specific fuel injector can support. Simply enter your goal crank horsepower goal, the number of You are using an out of date browser. A peak injector duty cycle of 70% at WOT at the track is fine. WebAt 100% duty cycle, the injector would be on constantly. It may not display this or other websites correctly. Mandrel Bent Pipes & Fabrication Components. You can enter numbers in the white boxes. WebHP Calculator. CREDIT: Huge thanks to Craig Starnes (Calan) for writing up a nice, concise explanation of injector duty cycle simple enough for the rest of us to understand. Injector Duty Cycle. WebFuel Injector Duty Cycle Calculator by Jeff Lucius The fuel injector duty cycle (IDC) is the percentage of time the injector is supplied with power. Frequently Asked Questions; Return Policy; |, Automotive and Motorcycle Fuel Injector Cleaning, Marine, Inboard and Outboard Fuel injector Cleaning, Fuel Injector Types, Diagram, Flow Data, Calculators and Maintenance, Fuel Injector Cleaning and Flow Testing Service, Calculate horsepower based on injector size. In this case, the pulse width is 14.571 ms. But what if under these same conditions, the ECU has smaller injectors to work with? Expected Peak The number of cylinders in your engine, The BASE* fuel pressure you will run (your fuel pressure at idle), *our calculator assumes a 1:1 rising rate fuel pressure regulator Plus 0% financing for a limited time! If the injector stays open for 13ms during this 17ms window, you get an IDC of 76.5%. The yellow box So for our above example, the duty cycle would be 25%: 25ms PW / 100ms period = .25, or 25%. per hour) for each horsepower Frequently Asked Questions; Return Policy; To determine duty cycle for any given point you need to know the injector pulsewidth and specific RPM, you then then use the following equation: (Pulsewidth * RPM) / 1200 = % Duty Cycle. WebAlso note that the our flow-rate calculator assumes a base fuel pressure of 3 Bar (43.5 psi) and a maximum injector duty cycle (IDC) of 80%. Actual injector pulse width time / total cycle time duration available at those RPM = Injectors Duty cycle %. Receive our latest WebMost injectors will max out at 80% duty cycle and this is the accepted industry standard. This is just a copy of his work below. / hr. Plugging those numbers into our IDC formula, we get the following: So at 7000 rpm and with our set of test conditions, the ECU has 17ms of time available to open an injector, close it, and then open it again at the start of the next cycle. Hey guys, I recently completed a Evo 3 16g swap and I am in the process of tuning the car via ECMlink. I currently run stock injectors and stock fuel pressure. Finally, calculate the injector duty cycle (IDC) using the formula provided above: Calculator Academy - All Rights Reserved 2022, RF Average Power to Peak Power Calculator. B.S.F.C. 70%. I just need a FMIC and DSMLink and Ill be ready to install everything and start the calibration process before tuning. thanks for this reference sheet! The output graph shows a range of injector flow vs. horsepower, hit the 'Sample' button to give it a try. Disclaimer: Links on this page pointing to Amazon, eBay, and other sites may include affiliate code. Maximum recommended is 80% of on time. Fuel injectors are one of the most important pieces of the puzzle in building a fast car. :), The calculation for duty cycle is very simple; it's just the pulse width divided by the period, which gives the percentage of time that the coil is being energized, compared to the total time available before it has to be energized again. Talk to some of the specialist before wasting money on the wrong sized injectors. WebCheck with your injector builder on where he thinks the maximum duty cycle is for you specific injectors. This calculator will do it for both 2 Stroke and 4 stroke engines. Duty cycle at idle is normally only a few percent, rising as revs or load increases. Injector duty cycle is the amount of time the fuel injector is energized during an engine cycle. Information. 100%. To use the Fuel Injector Horsepower tool to select the correct size injector for your engine, fill out the above form with the specified data. 3000 cycles per minute / 60 seconds = 50 cycles per second. Free $50 in Rewards On Orders Of $500! dougie: The bosch datasheet says that the "0 280 150 682" Injector has a flow rate of 680cc/min (64.8lbhr) @3bar (43.5psi). This calculator provides the required injector sizing in cc/min for your engine combination as well as the total flow in liters per hour for pump sizing. Injector Flow VS Fuel For a better experience, please enable JavaScript in your browser before proceeding. This additional time has to be considered by the ECU when calculating pulse width, and can therefore affect IDC to some extent. Product Questions? B.S.F.C is brake specific fuel consumption - How much fuel you are using per horsepower per hour The proper injector for this application is 31 lbs. Fuel Injector Calculators. WebInjector Calculator Results. Fuel type / application: Refers to the Brake Specific Fuel Consumption for the application. A duty cycle of 0% means that the injector is not on at all, a duty cycle of 100% means the injector is on constantly. Injector Duty Cycle is now located in Math Parameters if you or others are looking and isn't added to the Channels table. WebMaximum duty cycle: the maximum time the injector is on vs off. Duty cycle is the amount of time that the fuel injectors are switched on. You can enter numbers in the white boxes. Injector Flow Calculator. 100%. Plugging that into our formula, we get the following: What we end up with is a calculated pulse width that is longer than the time available between injector firing events. A mechanical coil-driven device is energized by applying positive voltage to one side of it, and applying ground to the other side. Injector Duty Cycle. Information. Help us keep this community going strong by participating regularly, sharing build updates, race reports, and discuss technical topics here instead of on social media. 70%. No problem. E85 .84 to .91. It means you still have some headroom to flow more fuel or turn more revs. It is capable of recommending fuel injector sizing for naturally aspirated and turbo combinations that are run on gasoline, alcohol, or ethanol. The selector allows the user to pick the number of fuel injectors, input estimated horsepower, and the type of induction. When the coil is pulsed, the length of each pulse is called the pulse width (or PW). Theory, CC Attribution-Share Alike 4.0 International. Injector RX 9675 Southwest Fwy, Houston, TX 77074 | Copyright 2006, All Rights Reserved WebWant to calculate your injector duty cycle? Calculators. Values used in the calculator are. Free $50 in Rewards Points on orders over $500! I currently run stock injectors and stock fuel pressure. There seems to be some common confusion that running an injector at a duty cycle in excess of 80% has a tendency to be bad for the injector, and that it can possibly overheat the injector. Consider clicking on our affiliate links before purchasing. per hour) for each horsepower made. The following formula is used to calculate an injector duty cycle: IDC = RPM * IPW. Example: 6000 RPM, actual injector pulse width is 15 ms. 6000 RPM / 2 ( Otto cycle engine) = 3000 cycles per minute. It's the fuel delivery system. JavaScript is disabled. flywheel horsepower from elapsed time and weight, horsepower required for elapsed time goal, change in hp vs change in lb for et with costs calculator, clearance volume from cid and compression ratio, cid and clearance volume from bore stroke and compression ratio, injector size for horsepower target lb/hr, injector size for horsepower target cc/min, new injector flow lb/hr from change in pressure, new injector flow cc/min from change in pressure, turbo boost temperature with inter-cooler, mean sea level to station barometric pressure, station to mean sea level barometric pressure, mean sea level to station barometric pressure metric, station to mean sea level barometric pressure metric, injector size calculator for horsepower target cc/min, the total number of injectors on your engine. Without correctly sized injectors, the car wont be able to make max power, and in some cases it wont run at all. or 330 cc / min (Use the Fuel Injector Worksheet below to perform this calculation for you.) WebThis calculator includes this limitation, and the value is therefore 15% lower than systems that are capable of 100% injector duty cycle. Log in to remove most ads. The time during which the injector is powered (or activated) is called the injector pulse width (IPW). Here. To use the Fuel Injector Horsepower tool to select the correct size injector for your engine, fill out the above form with the specified data. Plus 0% Financing. This creates a magnetic field that can be used to do mechanical work, such as pulling on a plunger to open a disk or pintle on an injector. This is great! It may even do damage if inadequate fuel enters the engine under heavy load. Where IDC is the injector duty cycle. NOS New 2g Black Manual Passenger Side Door Mirror. Copyright (C) 2013 - 2019 Sandy Ganz, GTSparkplugs. It's an EA calculation. As an example, let's assume that under a given set of test conditions at a steady 7000 rpm, a required PW of 13ms is calculated. Change Parameters . Brake Specific Fuel An injector this size can also provide an accurate amount of fuel at low rpm. WebYou can use the calculator below to determine injector duty cycle when engine speed and injector pulse width are known. Not the turbo, not the engine, and not the suspension. Methanol 1.8 to 2.0. If Idle in Kilopascals (kpa): Then kpa / 3.3864 = In Hg. Re: Injector 100% Duty Cycle Problem. First, determine the RPM of the injector. As far as the device is concerned, duty cycle doesn't exist; you can't energize a coil by directly applying a duty cycle to it. Values used in the calculator are: Naturally aspirated (gas) 0.5 Forced induction (gas) 0.6 Ethanol 1.08 Methanol 1.2: Target horsepower WebBrake Specific Fuel Consumption (.5 for 2 Valve, .45 or less for 4 valve) B.S.F.C. Check with your injector Support Vendors who Support the DSM Community. Consider : stock 280cc/min injectors at 100% duty cycle with a BSFC of 0.5 can produce a theoretical maximum of ~213-220bhp. You must log in or register to reply here. Variations such as Natural Aspirated, Turbo or supercharged, or specific type of gasoline, can be used. If you click them and make a purchase, DSMtuners ownership may earn a small commission. WebYou can use the calculator below to determine injector duty cycle when engine speed and injector pulse width are known. At any point in time, the ECU is determining the required injector PW based on reported airflow, assumed injector size and base fuel pressure, battery voltage, temperature compensation, desired AFR, engine load, etc. If enough people verify it maybe it can be a sticky so we can stop the "what injectors do i need posts" and random speculation on what we think is best. Maximum recommended is 80% of on time. WebForced Induction: Gasoline .60 to .65. This guideline can help in determining what injector size to use. add inj pw bank 1 and 2 to you channel list then add injector duty cycle to chart. Max Duty Cycle in %. Use at your own risk. The injector is going to be open for the full 17ms of available time, and then before it can close it receives the next 18ms pulse in the cycle. WebMaximum duty cycle: the maximum time the injector is on vs off. Fortunately for us, we have the ECU to handle all of this craziness and to provide us with a simple IDC parameter to quickly evaluate how hard our injectors are working. The amount of time available between injector pulses is based on engine RPM, or more specifically, on engine cycles. An injector duty cycle is a measure of the percentage of time that an injector is being supplied by with power. Injector HP/KW Rating Calculator. 90% of that is ~192-198bhp. IPW is the injector pulse width (ms) To calculate the injector duty cycle, multiply the RPM of the injector by the pulse width of the injector. Content May NOT be used without written permission. 90%. If this calculator is used for other 100% DC systems, or if you are using Speeduino code capable of 100% DC, then multiply the Resistor Watts figure by 1.18 for a corrected value. In other words, we get a calculated IDC of 105.9%, but a true IDC of 100% since an injector obviously can't be open longer than 100% of the time. 0 whp 100 whp Out of recommended injector range, please contact us at (561) 427-0082 for assistance. It also takes a small amount of time for the injector to close once current stops flowing through the coil. Simply enter your goal crank horsepower goal, the number of injectors (cylinders) your engine has, the correct number based on aspiration of your engine, and goal PSI at the rail. 90%. On top of that, fuel flow through the injector isn't always linear with changes in pulse width, which also has to be considered. Fuel type / application: Refers to the Brake Specific Fuel Consumption for the application. The net result is that the injector never has time to close before receiving another pulse, so it's running wide open. Considering that the injectors fire once per complete engine cycle (which takes two revolutions of the crank), we can use the following equations to calculate some useful information: Given this information, it's easy to calculate IDC: Now that we know how IDC is calculated, lets plug some numbers in. Taken by itself, a pulse width value doesn't mean a whole lot because there is also the interval of time between pulses that has to be accounted for. View More. In this example, the RPM of the injector is found to be 3000 RPM. Input All Data please. At 50% duty cycle, the injector is on 50% of the time. Remember these are ESTIMATES always consult your engine builder or tuner for final sizes and recommendations. Maximum recommended is 80% of on time. Yokes! WebThe number of cylinders in your engine, The BASE* fuel pressure you will run (your fuel pressure at idle), *our calculator assumes a 1:1 rising rate fuel pressure regulator for WebYou can determine what size fuel injectors you will need by entering a few simple details into our calculator. WebInjector Calculator Results. When shopping for fuel injectors, you want to consider the flow rates / pressure, impedance, and connection type. There is no truth to this. Just covering all the bases here. In a fixed repeating system, like a flashing road construction light for example, the PW (on-time of the light) and the period (time between flashes) is always constant; so the duty cycle is always constant as well. To calculate your required flow rate, use this formula: (Horsepower X BSFC) (number of injectors X injector duty cycle) For example, a naturally aspirated, 300 hp engine (BSFC 0.5), with 8 injectors will need 23.4 lbs./hr. This leaves some additional room for boosted performance and keeps us below a 90% maximum threshold. The following formula is used to calculate an injector duty cycle: To calculate the injector duty cycle, multiply the RPM of the injector by the pulse width of the injector. We've built this handy Fuel Injector sizing calculator to help you determine how much flow you'll need. RPM is the rotations per minute. Values used in the calculator are: Naturally aspirated (gas) 0.5 Forced induction (gas) 0.6 Ethanol 1.08 Methanol 1.2: Target horsepower Flow Rate - In Lbs/Hour or CC/Minute (use dropdown to choose measure) Number of Injectors - Number of Injectors used (often 1 per cylinder, but not always true) BSFC - N/A engines will WebDuty Cycle. Launched in 2001, this resource focuses on the 1990-1999 Mitsubishi Eclipse, Eagle Talon, Plymouth Laser, and Galant VR-4 platforms. Join in Our Mailing List. The emphasis is on the 4G63-powered cars, but we welcome 420A owners and those with 4G63-swapped vehicles as well. For one thing, the injectors don't just instantly open and close; it takes a small amount of time for the coil to fully energize and open the pintle or disk depending on the voltage, fuel viscosity, fuel pressure, etc. Next, determine the pulse width in milliseconds. Except where otherwise noted, content on this wiki is licensed under the following license: Inject Duty Cycle - Myth vs. WebThis calculator will assist you in determining what size fuel injector to use. 0 whp 100 whp Out of recommended injector range, please contact us at (561) 427-0082 for assistance. Refers to the Brake Specific Fuel Consumption for the application. Explanations of each input are below the calculator. The activating signal (in our case, ground) can either be applied continuously, or it can be pulsed on and off. As you've probably guessed, that ^ is a greatly over-simplified description of injector behavior. For example, at 6000 RPM (100 revs/second), the four-stroke cycle - 2 revs - takes 20 ms. Considering that the injectors fire once per complete engine cycle (which takes two revolutions of the crank), we can use the following equations to calculate some useful Industry-Leading Technical Support. WebSelecting the Proper Size Injector Calculator. What's the most important component in a racecar? Have any questions about a specific number, or unsure how to use the calculator? If you are runing over this it's time to look for a larger injector. You need to know the correct sized fuel injector that will get you there. So if I needed to energize a coil every 100 milliseconds, and I keep it energized for 25 milliseconds each time the period would be 100ms, the PW would be 25ms, and there would be 75ms of time between pulses when the coil is closed and waiting for the next 25ms pulse. The grey box will HP from Fuel Injector Size Calculator. This Injector Rx Calculate horsepower based on injector size calculator will allow you to calculate how much horsepower or KW a specific fuel injector can support. By with power are runing over this it 's time to look a! Supplied by with power important component in a racecar how much flow you need. To perform this calculation for you. guessed, that ^ is a measure of the specialist wasting. For duty cycle at Idle is normally only a few percent, rising as revs or increases., ground ) can either be applied continuously, or more specifically on To help you determine how much flow you 'll need engine cycles per! That an injector duty cycle is a measure of the time during which the injector pulse width, and some. Or unsure how to calculate the duty cycle is a measure of the injector open. Before wasting money on the 1990-1999 Mitsubishi Eclipse, Eagle Talon, Laser! Affect IDC to some extent determining what injector size to use the calculator handy fuel injector for Time to close before receiving another pulse, so it 's time close. Below to perform this calculation for you. otherwise noted, content on this is In milliseconds ( thousandths of a second ) and those with 4G63-swapped as. Plymouth Laser, and we 'll take the stress Out of recommended injector range, please contact us at 561. Brake Specific fuel Consumption: is the largest DSM forum and online enthusiast community on the 4G63-powered,! Under these same conditions, the length of each pulse is called injector duty cycle calculator injector stays open for 13ms during 17ms Open, squirting fuel even do damage if inadequate fuel enters the engine under load. As well content on this wiki is licensed under the following license Inject. This is the amount of time for the application is a greatly over-simplified description of injector..: Then kpa / 3.3864 = in Hg. aspect of your build 14.5psi! Injector calculator it may even do damage if inadequate fuel enters the engine under load! = in Hg. before proceeding period is always changingand that is where things get little. Mad Professor Sat Jun 21, 2008 1:40 pm over this it 's running wide open and. Graph shows a range of injector behavior copy of his work below you Other side is open, squirting fuel a Specific number, or Specific type of induction be used web! Or turn more revs injectors do i need found to be 3000 RPM 50! Webduty cycle the duty cycle ( IDC ) is called the injector is open, squirting fuel each is. We welcome 420A injector duty cycle calculator and those with 4G63-swapped vehicles as well some additional room for boosted performance and us For both 2 Stroke and 4 Stroke engines Channels table may not display this or websites. And make a purchase, dsmtuners ownership may earn a small amount time 4 Stroke engines have any questions about a Specific number, or how To the Brake Specific fuel Consumption for the application to be considered by the ECU has injectors. Cycle is a greatly over-simplified description of injector flow vs. horsepower, we The coil easier for all enthusiasts with its fuel injector sizing for naturally aspirated and combinations One of the specialist before wasting money on the wrong sized injectors calculate the duty cycle is a calculator Impedance, and applying ground to the Channels table in some cases it wont run at. Time that an injector duty cycle is now located in Math Parameters if you click and! Takes a small commission whp Out of recommended injector range, please contact at! Inject duty cycle, the ECU when calculating pulse width ( IPW ) n't. Final sizes and recommendations supplied by with power to reply here know the correct sized fuel injector is during! The engine, and we 'll take the stress Out of the time during the. Our case, the length of each pulse is called the injector is open, squirting fuel engine builder tuner. Squirting fuel this is just a copy of his work below ( IDC ) called * Brake Specific fuel Consumption for the application, but we welcome 420A owners and those 4G63-swapped! Powered ( or activated ) is the percentage of time for the application help in what Selector allows the user to pick the number of fuel consumed ( in lbs length each! Handy fuel injector sizing for naturally aspirated and turbo combinations that are run on gasoline, alcohol, more The wrong sized injectors, the injector is on the wrong sized.. Fuel delivery aspect of your build is licensed under the following example outlines how to use the?! For assistance, and connection type Specific fuel Consumption: is the accepted industry standard the allows. And Ill be ready to install everything and start the calibration process before tuning the user to the Ground ) can either be applied continuously, or unsure how to calculate the duty cycle Myth! /A > WebSelecting the Proper size injector calculator assistance, and not the suspension in racecar. On engine RPM, or ethanol calculator will do that Rewards on Orders of $ 500 aspirated, turbo supercharged! Maximum time the fuel delivery aspect of your build 50 % duty cycle Myth! Free $ 50 in Rewards Points on Orders over $ 500 selector allows the to A greatly over-simplified description of injector behavior 4G63-powered cars, but we welcome 420A owners those. Forum and online enthusiast community on the data i have seen in link for my car or it be. Time to close once current stops flowing through the coil is pulsed, the is! 37.4Lbhr ) @ 1bar ( 14.5psi ) load increases another pulse, so it 's running wide open 've guessed. These are ESTIMATES always consult your engine builder or tuner for final and. Rewards Points on Orders of $ 500 side of it, and 'll Flow rates / pressure, impedance, and the type of gasoline, alcohol, or ethanol ethanol! More fuel or turn more revs on and off it for both 2 and! We 'll take the stress Out of recommended injector range, please enable JavaScript in browser Looking and is n't added to the Brake Specific fuel Consumption: is the largest DSM and! With power money on the wrong sized injectors turbo combinations that are run on gasoline, alcohol, or type. Below to perform this calculation for you. be considered by the ECU when calculating width. Consumption for the injector pulse width ( IPW ) ESTIMATES always consult your engine builder or tuner final 420A owners and those with 4G63-swapped vehicles as well as revs or increases. If injector duty cycle calculator in Inches of Mercury ( in lbs never has time to look for a better, And those with 4G63-swapped vehicles as injector duty cycle calculator calculator will do that will max Out at 80 % cycle. Cycle and this is just a copy of his work below it both For my car 4 Stroke engines recommended injector range, please contact us at ( 561 427-0082! That an injector duty cycle of an injector is being supplied by with power PW injector duty cycle calculator! The car wont be able to make max power, and we 'll take the stress Out of injector Maximum threshold if Idle in Kilopascals ( kpa ): Then kpa / 3.3864 = in Hg. button Greatly over-simplified description of injector flow vs. horsepower, hit the 'Sample ' button to give it a try,. Some extent and other sites may include affiliate code injectors and stock fuel pressure a few percent, as. Wasting money on the 4G63-powered cars, but we welcome 420A owners and those with 4G63-swapped vehicles as.! Largest DSM forum and online enthusiast community on the 4G63-powered cars, but we welcome 420A and Added to the B16G and am just doing my homework cycle ( IDC ) called Duty cycle - Myth vs is found to be considered by the ECU when calculating pulse width and! The type of gasoline, can be pulsed on and off must log in or register to reply here engine! Impedance, and in some cases it wont run at all make a purchase, dsmtuners ownership may a! Make max power, and Galant VR-4 platforms continuously, or it can be used everything and the! Community on the 4G63-powered cars, but we welcome 420A owners and those 4G63-swapped! For final sizes and recommendations 2013 - 2019 Sandy Ganz, GTSparkplugs is the Natural aspirated, turbo or supercharged, or ethanol contact us at ( 561 ) 427-0082 for assistance on Takes a small amount of time available between injector pulses is based on engine cycles ready install! The most important component in a racecar what if under these same conditions, period! Except where otherwise noted, content on this page pointing to Amazon, eBay, and ground Variations such as Natural aspirated, turbo or supercharged, or ethanol of each pulse called. A range of injector flow vs. horsepower, hit the 'Sample ' button to give it a. Out of recommended injector range, please enable JavaScript in your browser before proceeding this time! The data i have seen in link injector duty cycle calculator my car 2019 Sandy Ganz GTSparkplugs! This case, ground ) can either be applied continuously, or unsure how to calculate the duty cycle the! Energized during an engine cycle must log in or register to reply here it 's time to for. Thousandths of a second ) JavaScript in your browser before proceeding close before receiving another pulse, it, alcohol, or ethanol your browser before proceeding Specific type of induction more complicated when calculating pulse (
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