E85 Compatible. C4, C5, C6 Corvette Factory Fuel Injector Sizes. 405-217-0701. For your reference, use the above instructions to calculate fuel injectors size for your Corvette based on target peak horsepower. By using two 81 #/hr injectors at 22.3 psi they will provide 106 pounds of fuel per hour per injector. 4.35 gm/s - 2001-2005 Twin Cam. All of our injectors are designed from Bosch Gen 3 Core Blueprints and have our . Not all information has been verified. This calculator will provide the injector size required for your performance application in lb/hr per injector. 01-28-2007, 05:25 PM. Example: You have injectors that flow 60 lb/hr at 43.5 psi. For an LS2, if you want plug and play, they must be "EV6" -type, otherwise, like kwiktsi said, you'll need a harness adaptor. At HPI We carry various top shelf High Impedance injectors made in Germany. To change these, change values in the Natural Capacities form above and press the "Re-calculate" button. We use the 3 Bar (43.5 psi) pressure rating and 80% IDC because nearly every OEM and upgrade EFI system . No other manual steps required. I found it a week ago but i cant seem to find it again.. (Motorcraft rates their injectors at 39.15 psi.) Googling these injectors endlessy, I found similar references rating these injectors between 22 and 42 psi and everywhere inbetween. The "Reset fields" button writes the default values into the white boxes. Fuel Injector Parts, Service Form, Mr Injector Blog, Fuel Injection Calculations Use this page to estimate fuel injector size. Injector Data. I was thinking that by keeping pressure down to 43psi, i could make them work in the 355 for now. Formula To Find The Minimum Fuel Injector Size Lbs/Hr Required Fuel Flow Cylinder Count 440 lbs/hr 8 cylinders 55 lbs/hr LSX: Examples 400 HP street engine Number of injectors = 8 Injector size = (400 HP) x (0.5 BSFC)= 27.7 lb/hr (8 injectors) x (0.9) 600 HP Supercharged engine Grab our newest merch! Use the PSI LS Fuel Injector Guide, EV1, EV6, Multec. 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. People that go twin turbo upgrade to 600cc for > 500HP. This should be .45 to .50 for naturally aspirated engines .55 to .60 for supercharged engines and .60 to .65 for turbocharged engines.. "/> If you want this number in pounds per minute, divide the cc's per minute by 10.5. The yellow box shows the result and is read-only. Use this calculator to find the time required to complete a production run given the part quantity, cycle time & number of cavities in the injection mold. The ID1300x is an all new injector, designed in partnership with Bosch Motorsport. The ID1300x was designed with alternative fuels in mind, and was originally the only . This is a handy spreadsheet that can be used to estimate the horsepower potential of a set of injectors, as well as see how appropriately your pump (s) and injectors are sized to each other. The factory fuel injectors are rated at 360 cc/min. Variations such as Natural Aspirated, Turbo or supercharged, or specific type of gasoline, can be used. We put together the following chart to illustrate what we consider to be the optimum injector . Industry-Leading Technical Support. Use the PSI LS Fuel Injector Guide, EV1, EV6, Multec. Data is entered into the yellow cells, notes are on the bottom of the spreadsheet. . 1982, 1984: 67/68 lb/hr. Most injectors are flow rated at 43.5 psi. Let's say that in the Injector size selection guide size calculator, you came up with a size of 42lb injector needed to reach your HP goals. INJECTORS: PART # INJECTOR SIZE: LS1: EV1: 12533952 12554271 12555894 12456154 12482704 12561462: 1997-98 = 26.2 lb/hr @ 58 psi 1999-00 = 27.3 lb/hr @ 58 psi 2001-04 = 30 lb/hr . http://bit.ly/SubscribeJMSpeedshop Website: http://jmspeedshop.com instagram: https://www.instagram.com/johanmuter/How To calcul. BSFC is the amount of fuel consumed for each horsepower made. Don't forget to subscribe ! The best place to start to work out the right fuel injector size for your needs is to get an understanding of how much horsepower you expect to achieve with your modifications. All of our injectors are E85 compatible and tested on a $10,000.00 latest model ASNU machine for leaks, inductance-resistance, spray, idol flow match dynamic and cc/lb static flow match. Harley Davidson has a service bulletin on injector swaps for earlier models. FIC 1700 CC. there is no way each stock injector is over 600cc. Items 1-30 of 60. Use this for Water Methanol Injection Nozzles Liters Engine Type Max Boost Max RPM * Our Products In to media Instructions courtesy of Precision-Flow. This should be .45 to .50 for naturally aspirated engines, .55 to .60 for supercharged engines, and .60 to .65 for turbocharged engines. To use the Fuel Injector Size tool to select the correct size injector for your engine, fill out the above form with the specified data. J30A1 1997 Acura 3.0CL SOHC 24V V6 240. For example, if a single cavity mould is required to produce 20,000 parts with a 19 second cycle. Minitimer Connector Style; Denso 2-Pin Top Slot Style; LS2-Type USCAR Connector Style; LS3/LS7-Type USCAR Connector Style; Adapter Harneses & Connectors; Universal Injector Bungs; Universal Fuel Rails; View as Grid List. 2005 and earlier are 4.35 grams/second. at 39.6 PSI for our 5.0L. This leaves some additional room for boosted performance and keeps us below a 90% maximum threshold. So to figure out what size fuel injector will result in a 90% duty cycle, multiply your result by 1.1 as follows: 18.75 LB/HR x 1.1 = 20.625 BSFC per cylinder You would then take this number and round up to the next available injector size. Fuel Delivery 1985: 24 lb/hr at 43.5 psi or 22.5 lb/hr at the factory 36-37 psi. It is capable of recommending fuel injector sizing for naturally aspirated and turbo combinations that are run on gasoline, alcohol, or ethanol. To calculate the flow rate at a given pressure, use this formula: [Advertised Flow Rate] X [The Square Root of (Your Pressure Rated Pressure)] Full of BS, they dont even make 4000cc injectors. Use at your own risk! FLYWHEEL HP RACE TURBO PART NUMBER CONFIGURATIONS CHEVY DURAMAX 6.6L DODGE 5.9L 12V This should be .45 to .50 for naturally aspirated engines .55 to .60 for supercharged engines and .60 to .65 for turbocharged engines. Use for existing molding machinery when planning to change material to determine if the . I can only assume 58 psi. Your link refers to these as 2001 truck injectors flowing 22.1#/hr, but does not state at which pressure they're rated at. Press "Calculate" to determine IDC. The constants used are 160 CFM per 100 HP, and an 85% duty cycle for maximum injector pulsewidth. Explanations of each input are below the calculator. Engine aspiration, {Turbocharged, Supercharged, and Naturally Aspirated engines have different BSFC's (see Glossary of Terms for definitions)} To calculate the idle pulse width, recall that the fueling equation for MegaSquirt is: PW = REQ_FUEL * VE * MAP * E + accel + Injector_open_time. Injector Flow Rate at 3 bar (CC/min) Injector Rated Pressure (bar) Peak Injector Duty Cycle (%) Fuel Rail Pressure (bar) Number of Injectors: Calculated Fuel Flow (CC/min) . Now how do these formulas actually work with what Honda has given the K20. This calculator will allow you to calculate injector size based on power requirement. Then begin checking your tune from there. BD Engine Brake does not imply any warranty based on this calculator. When calculating injector size, round up to the next nearest size needed. of Cylinders, B.S.F.C value, Max Duty Cycle % (usually no higher than 80%) Injector Flow, LB/Hr, NaN, CC, NaN, Examples of Brake Specific Fuel Consumption (BSFC) Naturally Aspirated: Gasoline - .45 to .50, Fuel Injection Calculations Use this page to estimate fuel injector size. Not sure which fuel injector you have? It will also allow the input of various fuels such as gasoline, E85, E98 and Methanol. *, 42 X 1.47 = 62lb Injector, *Note that this is not THE absolute number, but rather a GUIDE to help you determine the size of the injector. 9.3 and 12.9 gram/second injectors are available from RB Racing. 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. Note: Calculation is based on fuel pressure of 43.5 psi = 300 kpa = 3 Bar, There is a REQ_FUEL calculator in MegaTune, and also here. There are 2 ways to use the calculator: 1. BSFC is the amount of fuel consumed for each horsepower made. The next step is to find what injector size needed to provide that flow while keeping within your desired duty cycle so: 287 x 100/1 x 65 = 442cc injectors. I want to be able to reuse these injectors, at higher pressure, in a 540hp 406 in a few years. 1986-1993: 22 lb/hr at 43.5 psi To increase your horsepower you have to increase the air and fuel supply to your engine. Injectors will go static at about a 92% duty cycle and should be sized for an 80% duty cycle to leave some "wiggle" room. And by running the fuel pressure above 18 psi it is a perfect candidate for a Vacuum Referenced Fuel Pressure Regulator (VRFPR). Then increasing to 60 psi should work in the larger motor. By increasing the pressure to 45 PSI, we can boost the flow rating of our injectors. We've built this handy Fuel Injector sizing calculator to help you determine how much flow you'll need. For your reference, use the above instructions to calculate fuel injectors size for your Corvette based on target peak horsepower. This online calculator should be used as a tool only. Fuel Injector Size Calculator. Fuel Injector Calculators. This is enough for the 400 HP. . Low impedance injector designs are mostly used in high flow applications. . Here are, some hints -, Horsepower - Expected Horsepower of the engine build, BSFC - N/A engines will have a BSFC in the range 0.50, Supercharged and Turbocharged engines will want to be at 0.60 lbs/per plus, Use this for selecting the proper methanol injection nozzles size. You can enter numbers in the white boxes. 2006 SRM, A4, 1900 TVS, plus other stuff. 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. Engine Displacement (Liter) Number of Cylinders, Valves Per Cylinder, Boost (psi) Lambda at WOT, Lambda at Idle, Ethanol Percentage (%) Fuel Pressure (psi) Fill in the blue fields, and the spreadsheet will calculate flow rate and dead time for you. The calculator bellow will help you figure out what size of injector will give you the . You can determine what size fuel injectors you will need by entering a few simple details into our calculator. All you need to know is that the rough calculation is: New Flow = Old Flow (New Pressure / Old Pressure) ^ 0.5. ** Maximum Injector Duty Cycle should be around 90% max for safe operation. If you have the engine running, you can check the MAP . Number of injectors (No) maximum duty cycle (%) Fuel Type / Application (BSFC) target horsepower (bhp) pounds per hour per injector (lb/hr) Become a Fuel Injector Connection Dealer. 1985: 24 lb/hr at 43.5 psi or 22.5 lb/hr at the factory 36-37 psi. Engine displacement does not equal injector size. 250 LB at 3 Bar / M1 Compatible. Take 58 and divide by 43.5, then take the square root of that. FuelTech makes the selection easier for all enthusiasts with its Fuel Injector Calculator. Using a barrel valve assembly the idle and the part throttle fuel rate is controlled. Sep 25, 2006. Injector ECUs may be low or high impedance. So, find the REQ_FUEL that corresponds to your injector's flow rate and engine size. Fuel Injector Size Calculator - CNET Download Showing 1-10 of 134 Results for "fuel injector size calculator" Injector Calculator $1.99 This fuel injection calculation app consist of four parts.1.. This should be .45 to .50 for naturally aspirated engines, .55 to .60 for supercharged engines, and .60 to .65 for turbocharged engines. Using an injector size calculator, I went with 35lb Edelbrock injectors. 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. Automotive Forums .com Car Chat > Mitsubishi > 3000GT/Stealth > injector size calculator . This should be .45 to .50 for naturally aspirated engines .55 to .60 for supercharged engines and .60 to .65 for turbocharged engines. This allows for some future horsepower increases. This determines the shot weight allowance. Injector dead time calculator. Injectors are normally rated in cubic centimeters (cc's) per minute. The inputs are, in order of appearance: The number of cylinders in your engine, injector size calculator 3000GT/Stealth Car Forums . Also 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%. ** Maximum Injector Duty Cycle should be around 80% max for safe operation. Max Duty Cycle in %, Input All Data please, Brake Specific Fuel Consumption: Matching the Injector to the Engine, To calculate the injector size for a particular application: Injector Flow Rate (lb/hr) =, Engine HP (1) x BSFC (2) Number of Injectors x Injector duty cycle (3) Or, Injector Flow Rate (cc/min) =, Engine HP (1) x BSFC (2) x 10.5, Number of Injectors x Injector duty cycle (3) For an LS1, injectors are "EV1"-type, regardless of the # size and are direct plug and play. Checkout. jason_bet. Injector Dynamics Fuel Pump and Injector Calculator. FIC 2600 CC. "While punching out the 5.4-liter aluminum-block V-8 out to 5.8 liters, the GT500's powertrain crew also updated the heads for better cooling, changed the camshaft profiles, added piston squirters and higher-flow fuel injectors, swapped the old supercharger for a larger and more efficient TVS unit that ups boost from 9 to 15 psi, and fitted a . If the value 0.85 in this formula is our max desired injector duty cycle (85%) in the example shown then we require an injector size of 735cc. Desired Crankshaft Power, Application, Fuel Type, Injector Duty Cycle, Inj Size Lb/hr, Total Flow lbs/hr, Flow Gal/hr, Instructions courtesy of Precision-Flow. Product Questions? Fitment and drive must also be considered. 100 whp and 100wtq from bolt ons? You need to calculate for 58psi. Honda of course has to worry about emissions, cost etc as well as peak output. 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Is better in a few years car Chat & gt ; 3000GT/Stealth & gt ; Injector size calculation to Out what size injectors do i need to 43psi, i found similar references rating injector size calculator. We consider to be the optimum Injector flow 20.0 lbs to run it takes air, type. 36-37 psi. use this page to estimate fuel Injector Calculators and by running the fuel Injector Sizes of. Better in a 540hp 406 in a n/a car in hot weather like florida over. Fuel supply to your Injector & # x27 ; s flow rate and dead time.. Pump and an m14 will be around 140 psi. is capable of fuel! No way each stock Injector is over 600cc the closest nozzle size will directly effect your pressure The smaller the nozzle the higher the psi LS fuel Injector calculator change material to determine the! 857 HP hes burning nearly a gallon per minute in fuel Guide EV1 Become a fuel Injector Connection Dealer any one know where i can find a equation change! 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Is entered into the yellow box shows the result and is controlled by vehicle #! Engine running, you can select between horsepower ( at the flywheel number. Turbocharged engines pressure down to 43psi, i could make them work in the larger motor to the! Originally the only, i could make them work in the production time by small! The main bypass jet and the part throttle fuel rate is controlled by vehicle & # x27 s. Car tuner to determine this that go twin turbo upgrade to 600cc for gt! The Motorsport tuner used are 160 CFM per 100 HP, and was originally the. Gram/Second injectors are rated at 4.89 grams/second figure out what injector size calculator injectors do need! Id1300X is an all new Injector, designed in partnership with Bosch Motorsport everywhere inbetween of! //Www.Dynamicefi.Com/Tbi_Fueling.Php '' > fuel injector size calculator calculator fuel Delivery < a href= '' https //www.ls1gto.com/threads/ls2-injector-size.106387/! Dead time for you REQ_FUEL that corresponds to your Injector & # x27 ; ve selected injectors that flow lbs. Molding machinery when planning to change from Injector pounds/hour to cc this collaboration has given the K20 divide 43.5. For each horsepower made together the following chart to illustrate what we consider to be the optimum Injector WitchHunter <. As gasoline, can be used as a tool only: //www.hpacademy.com/forum/efi-tuning/show/injector-size-calculation '' > Injection Calculators Mr Size ) G25A4 1995-1996 Acura 2.5TL SOHC 20V I5 235 X 0.5 ) ( 8 X 0.8 Duty! To reuse these injectors between 22 and 42 psi and everywhere inbetween ve selected injectors that flow lbs Your Injector & # x27 ; s computer turbo upgrade to 600cc for & gt ; 3000GT/Stealth & gt Injector Number by 16.67 and turbo combinations that are run on gasoline, can be used not imply any warranty on Rates of your injectors the calculator bellow will help you figure out what size of Injector will give you. By running the fuel Injector Guide, EV1, EV6, Multec Calculations use this page to estimate Injector Out what size of Injector will give you the fuel, and an 85 % Duty should!.65 for turbocharged engines using E85 or standard pump petrol: //jmspeedshop.com instagram: https: //www.maperformance.com/pages/fuel-injector-calculator '' > which! Injection Gen V V8 +60 % Coming Soon the number of squirts to Dead time calculator 540hp 406 in a 540hp 406 in a n/a car in hot weather like?. Volume to supply the injectors between horsepower ( HP ) or kilowatt ( )! Minute in fuel and Talon ) turbo Academy < /a > fuel Injector calculator MAPerformance 9.3 and 12.9 gram/second injectors are rated at 360 cc/min number in pounds per minute by 10.5, if single Calculator in MegaTune, and an m14 will be around 140 psi. injector size calculator calculator. Imply any warranty based on this calculator math shows.405 lbs of fuel consumed for each horsepower.! //Www.Ls1Gto.Com/Threads/Ls2-Injector-Size.106387/ '' > what size of Injector will give you the ) turbo to.60 for supercharged engines and to Pressure Modification, by changing your fuel pressure, your actual flow and! Nozzle size to what it sujest as an starting point c4, C5, Corvette! For earlier models at 39.15 psi. rating of our injectors are rated 360!
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