The fuel injection pump supplies fuel under high pressure to the injectors through. This video will cover the steps on how to install your throttle body system on your vehicle. Electronic fuel injection efi replaced carburetors back as the preferred method for supplying air and fuel to engines. Gradually, as new engines were designed, throttle body fuel injection was. Some, however, use a vane type fuel pump mounted directly to the injection pumpfuel distributor assembly. Capabilities the atomic efi throttle body fits a standard square bore intake manifold flange. This map sensor is a three 3 wire sensor similar in operation to a potentiometer. Page 2 the sition where the fuel hose can be routed without getting fitech throttle. Best seller in automotive performance fuel throttle body injection kits bbk 3501 twin 56mm throttle body high flow power plus series for ford f series truck and suv 302, 351 4.
Terminator efi 4bbl throttle body fuel injection system. Forklift throttle body california oem and aftermarket parts. A throttle is the mechanism by which fluid flow is managed by constriction or obstruction. The throttle body injection system includes at least one fuel injector mounted in a fuel body housing with its injector nozzle positioned to inject fuel into the intake air stream at the inlet end of a throttle bore in a throttle body housing. Renaultjeep component service manual throttle body fuel. This system uses one or two large fuel injectors located in what amounts to a carburetortype body. Simplicity is achieved through with less wiring to ease installation plus programming is simple with no pc required. A dcoe pattern throttle is ideal for manifold mounting. Carburetors are still found in small engines and in older or specialized automobiles, such as those designed for stock car racing. The air supply to the engine is as important as the fuel supply for the combustion of the airfuel mixture. With throttle body injection tbi, one or two injectors mounted in the throttle body spray fuel into the. Cardone 671011 remanufactured fuel injection throttle body, tbietb. In an electronically fuelinjected car, a throttle position sensor and air flow sensor communicate with the computer, which supplies the corresponding amount of fuel needed at the injectors. The fitech fuel command center is the ultimate in a essary hose, hose ends, and fittings are supplied.
If this is the case make sure that the seal is positive between the manifold and the adapter plate. Atomic efi pn 2900 master kit with throttle body and fuel. A low pressure throttle body injection apparatus for a spark ignition internal combustion engine includes an injector mechanism mounted above a throttle body having at least one throttle bore with a throttle controlling flow therethrough. Caution to reduce the chance of personal injury andor property damage, the following instructions must be carefully observed. In an electronically fuelinjected car, a throttle position sensor and air flow sensor communicate with the computer, which supplies the corresponding. The throttle body is essentially the carburetor on a fuel injected engine that controls flow of fuel and air into the fuel injection manifold. How to clean a throttle body a throttle body needs cleaning when the engine idle is rough, the engine stumbles through acceleration, or the check engine light comes on. In this work, the maps at varying throttle angles were first investigated through experimental. Fuel injection selftest quiz download or print pdf file. The injection pumpfuel distributor assembly is driven by the timing belt, chain or gears which in turn drives the fuel pump. Introductionin olden vehicles carburetors are used in a fuel injection system that blends air and fuel for an internal combustion engine by using the bernoullis principle. Single point injection system meters fuel better than a. An efi system so easy and powerful youll think its alive. Jun 28, 2015 types of injections throttle body or single point injection aka tbi this is the simplest and the foremost fuel injection system which was employed in cars as a replacement for carburettors.
This is known as throttle body injection called tbi by general motors and cfi by ford, and it allows an older engine design to be converted. Therefore, the performance of the tbi system and the engine is simulated using the lotus engine simulation les software. Pv8 two barrel throttle body fuel injection two barrel, throttle body fuel injection for oldsmobile v8 engines in gmc motor homes large bore 670 cfm tbi on late model gm engine 19871995. Shortly thereafter, we received a twm induction throttle body complete with fuel rail and pressure regulator, four 750ccmin bosch fuel injectors from r. Jul 07, 2016 4 bbl throttle body fuel injection kit 550405 950 cfm polished aluminum throttle body 550406 950 cfm hard core gray throttle body fuel injection installation manual read this manual before using this product. Page 4 2002 mustang workshop manual page 4 of 14 20. Efielectronic fuel injection systems at summit racing.
An msd readytorun distributor with tach output lead or a cd ignition such as an msd 6 series ignition control. Bbk performance bbk 1708 80mm throttle body high flow power. It is responsible, via the throttle, for dosing the quantity of air supplied to the engine according to demand from the driver via the accelerator. A throttle body injection apparatus for a spark ignition, internal combustion engine comprising in combination.
If you are tired of browsing the web and pages taking forever to load or you want to download large files faster, throttle can instantly increase the speed of your internet. Service petrol fuel systems automotive training board of nsw. The throttle body will bolt on in place of a carburetor on an intake manifold with a 4150 squareflange. Jul 27, 2015 these systems are sold in complete tbi throttle body injection systems with or without fuel pump and filter and also as multiport retrofit kits and are adaptable to a wide variety of applications.
Common rail type fuel injection system development history and the worlds manufacturers. Vehicle models, transmissions, engine codes and evaporative emission control families are listed on attachments. Fitech fuel injection trouble shooting guide warning. Many of them use a fuel pump essentially identical to the carbureted fuel systems. The following are the emission standards for this engine family. A butterfly valve in the throttle body is connected to the accelerator pedal of the. Fuel injection tm instruction manual for the following go efi systems 30003 go street efi system. Fast is the leading developer of electronic fuel injection systems, efi components, intake manifolds, tuning tools for high performance and street applications throttle bodies javascript seems to be disabled in your browser.
Pdf sensors system,advanced fuel injection system,computer. Us20298871a1 throttle body fuel injection system with. Injection is above the throttle valve controlling flow through the throttle bore and into the intake. The original 4 injector ez efi tbi system 30226kit and 30227kit supports up to 600hp and includes a tbi unit with. Take a technological leap forward with a new electronic fuel injection system from summit racing. Once the mixture enters the manifold it is sprayed into each cylinders intake port by the injection nozzles. Throttle body fuel injection initial calibration of the tbi disclaimer the author of this presentation assumes no responsibility for information provided causing the owner to modify or alter their motorhome which shall result in problems or mishaps. The fitech go efi system is the industrys most ad vanced throttle body efi system and also the easiest to install. We carry many efi systemsmany selftuning and selflearningfrom the top players in engine performance, including msd ignition, edelbrock, holley, fast, accel, chevrolet performance, quick fuel, and more. Fuel command center or the 40005 inline fuel delivery kit. A valve controlled fuel injector is supported in a socket in the injector mechanism with its spray tip end positioned to inject fuel toward the throttle bore. Air is drawn in through the air intake and then through the air filter before reaching the throttle body assembly. Application of an electronic fuel injection system to a single.
Mar 12, 2021 read blog posts that give you the best knowledge on products of fitech fuel injection from our tech center. The throttle body is essentially the carburetor on a fuel injected engine that controls flow of. Atomic efi pn 2900 master kit with throttle body and. The throttle body is a tube containing a pivoting flat valve butterfly that is used to control the amount of air entering an engine. This enables an old engine the opportunity to be transformed from carburetor to fuel injection without considerably altering the engine design. Throttle body injection early style of electronic fuel injection pfi port fuel injection can be group fired or sequential cis continuous injection system used by european robert bosh vehicles may be mechanical or computer controlled constantly injects fuel at each intake port.
This installation guide must be read and fully understood before beginning installation. Vehicles that include throttle body injection, which is known as cfi by ford and tbi by gm, locate the fuel injectors inside the throttle body. Apr 01, 2021 throttle bracket, throttle only 1 20151 18 1420 x 58 socket head cap screw 1 na used to secure throttle cable bracket to throttle body with a lock washer item 24 19 throttle and cruise control stud 1 2036 used for various throttle andor transmission combinations 20 throttle lever ball 1 202. Fitech fuel injection shall not be liable for any special or consequential damages that result from the use of, or the inability to use, the materials on this site or the performance of the products, even if fitech fuel injection has been advised of the possibility of such damages. Todays fuel injected cars depend on a fullyfunctional and clean throttle body to supply an airfuel mixture to each cylinder. When installing the throttle body, it is good practice to replace the throttle body gasket.
Disconnect the positive crankcase ventilation pcv hose from the base of the throttle body and spacer assembly. It may cause incorrect throttle and idle valve synchronization. Ford mustang 2002 workshop manual pdf download manualslib. Disconnect the throttle position sensor tps electrical connector. Pdf advanced engine performance diagnosis, fuel injection system, computer control. Fitech 40003 installation instructions pdf download.
Throttle bodies and intake manifolds for both diesel and petrol engines the throttle body is the main component in the intake manifold, of which it is often an integral part. Oxidation catalytic converter throttle body fuel injection. This manual contains the information necessary for the installation of the hardware contained in this kit, which includes the ecu, wiring, and 3. Fitech 40003 installation instructions pdf download manualslib. A butterfly valve in the throttle body is connected to the accelerator pedal of the vehicle and this controls the air that passes through the air intake chamber and the intake manifold.
In order to study the mixing characteristics of tbim, effect of various maps and q a on tbim in the cng motorcycle need to be determined. It is designed to utilize the vehicle on board computer ecm and all the gm preferred relays, sensors and other accessories to operate the fuel injection and ignition as originally designed by the factory. Data logging software winaldl is a free download the datalogging program, such as winaldl, will get the information. Electronic fuel injection efi system uses electrical and electronic devices to. This employs either one or two fuel injectors in the throttle body which delivers the apt ratio of fuelair mixture to every fuel intake manifold in the. Us4341193a low pressure throttle body injection apparatus. The throttle body the twm 50mm throttle body pn 29005002 had the bore spacing and. A tbi unit, complete with idle air motor and throttle position sensor, and intake manifold. Routing to the intake manifold source is accomplished by a passage way drilled from the throttle bore directly into the map. Roush throttle body electronic fuel injection installation. In some instances it is necessary to seal these with silicone to provide a positive seal. Do not disassemble in a way other than shown in this manual.
You may find ebook pdf renaultjeep component service manual throttle body fuel injection tbi systems document other than just manuals as we also make available many user guides, specifications documents, promotional details, setup documents and more. The atomic efi requires an isolated 12 volt square wave signal to trigger the injection. Throttle body fuel injection initial calibration of the tbi disclaimer. Pn 2910 throttle body kit thank you for selecting the atomic tbi fuel injection system. Investigating the effect of engine speed and flight altitude. Forklift throttle body california oem and aftermarket. This instruction manual must be read and fully understood before beginning installation. Msds atomic efi systems were designed with two major goals. Hydrocarbons carbon monoxide nitrogen oxides grams per mile grams per mile grams per mile 0. Simply bolt it on, feed it a few basic answers and let terminator efi take control of your ride. Mar 01, 2019 in this study, the performance of the fuel injection system in the throttle body injection tbi of the twostroke airpowered engine with the capacity of 30 cc used in the uav is investigated. It is responsible, via the throttle, for dosing the quantity of air supplied to the engine according to demand from the driver via the accelerator marelli designs and manufactures throttle bodies and intake. Easy to install no computer experience required handheld tuner included simple multiple choice setup wizard selftunes while you drive upgradable to complete laptop control without buying another ecu carburetor.
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