A constant flow system uses a mechanical fuel pump to increasedecrease the supply flow to the injection unit directly related to engine rpm. It is important to lubricate the fuel pump with prolong spl100 or some other type of similar lubricant. Tuning the jetting produces a win or loss, dnf or dnq a race engine in one piece or broken. Alkydigger fuel injection, superchargers, ignitions. Discussion in the hokey ass message board started by 40standard, feb 18, 2006. Maintenance the fuel system should be drained between races. We are delighted to use our broad experience to help you select the proper fuel injection system or components for your application, whether you are a long time professional, or just getting started. If the fuel system is jetted properly, there may be a bigger surge in power with the latter for racing where the throttle will be lifted and applied several times. Good vibrations motorsports specializes in mechanical enderle fuel injection. Extra fuel goes back to the fuel supply through this main bypass circuit. The system can be easily configured and tuning is accomplished by increasing or decreasing the systems operating pressure. The main line from the tank is an12, theres no filter.
New aluminum polished version of carbon injector will accept all standard components. A set of bypass jets is furnished which includes a jetting card showing the engine information and settings. Most fuel injection systems have a main bypass circuit. Both have an adjustable spring loaded valves where the bypass hoses hook up. The tank should have at least a 3 gallon capacity and should be vented with a 516 or larger hole. Keep in mind that the advantage of injection over carburetion is the added fuel pressure so i prefer to use that advantage what i tune. In that upper brass section above ita high speed pill goes in there.
Augie delgado has spent the last decade driving to the beat of his own drum by restoring, installing, and tuning mechanical fuel injection on street cars. Fuel injection enderle hilbornbdstbsdragsprintpulling. Without adjustment of jetting, air to fuel ratios could go in and out of our best range, says bob szabo, noted tuner and author of many books on mechanical fuel injection tuning. Two an6 return lines from the barrel valve are tied together with a y, and that returns to the tank. Performance motorsports nostalgic performance racing. Fuel injection enterprises, home of the supermag and sprintmag. Many tuners do not change the fuel amount to the engine, and air to fuel ratio varies with air density. On the regular square barrel valve that i have, there is a main bypass, and an idle bypass. Let alkydigger supply your enderle injector, convert your original or supply a complete efi kit for you to install. Enderle 990 pump, internal parts are polymer coated for corrosion resistance and long life. Those polished stacks, scoop, or huge throttle body fed by individual fuel lines all indicate high power outputs.
Affordable fuel injection afi was founded in 1997 with one goal in mind. Mechanical fuel injection alkydigger technical info. Kinsler fuel injection manufacturing, sales and service. Koehler injection offers enderle fuel injection nozzles, nozzle bodies, bypass jets, pills, jet holders and drivers for drag racing, tractor pulling, water injection. Fuel pumps linkage kits nozzle bodies bau big and ugly engine bracket ls belt drive kit fuel injector. What is the best fuel to use in your car or truck and why duration. Affordable fuel injection the investment that outperforms. We are glad to help you mix and match with other brands.
Triple nickel, i dont think the primer plus had anything to do with it. Blown efi small block chevy enderle big and ugly w progressive linkage. In addition to the main fuel injection parts, it also provides a variety of fuel lines, fittings, and hoses to complete the job. If your injector was shipped directly from the factory, it should be set up for your application. Whether its a fuel pump, filter, or 3way shutoff valve, the company has what to offer. Leader in the pioneering and implementation of fuel injection systems mechanical fuel injection 866 4646553 electronic fuel injection 215 6434607 home about hilborn. Alkydigger is the largest stocking dealer for enderle fuel injection, hilborn fuel injection and the blower shop superchargers. Pump body is the same external size as the popular 110. If i am lean, i first try to give it more pressure. The fuel system tuning in a welldeveloped fuel injection setup like this involves simply changing a main bypass jet andor a highspeed poppet pressure setting for variations in air density. Efi streetable enderleblower shop bugcatcher for sale in.
Remove the inlet line from the metering valve and lubricate the metering piston to prevent stickiness and drying out. They are capable of supplying a very wide range of fuel requirements. Recovery on a super gas car is as smooth or as instant via your throttle control. For tuning purposes, this is a fuel return circuit, usually with a jet restrictor.
From the pump theres a shut off with a return going to the tank, then a an6 line to the barrel valve. Theyre both port injected, and the enderle looks kickass. Block off of one butterfly internally for better tip off of idle from stops. Any parts, chemicals, lubricants, hardware or components used by fis to successfully complete the dyno session will be at an additional cost. There is an additional charge for use of the wb o2 sensor when running leaded race fuel. The most popular hat injector is perfectly sized for midsize engines 400 500 cubic inch. Enderle fuel injection nozzles jets bodies driverkoehler. Find everything you need to k now about mechanical fuel injection as hot rod gives you tips on tuning, buying and setting up your first efi system. Installation of an o2 bung is required for custom tuning.
This is the ultimate for big blowers and in stock for immediate delivery. Besides, if you run either injector, the fuel tank should be mounted in the front. Enderle sort by featured best selling alphabetically, az alphabetically, za price, low to high price, high to low date, new to old date, old to new grid view list view. Make offer big block chevy fuel injection nos free shipping. Good vibrations stocks new and used injector hats, pump and components at discount prices. The return line must never discharge directly towards the tank outlet. Msd pro magnetos, hunt vertex magnetos, supermag magnetos, milodon gear drives, rcd engineering, ted s zoomie headers. I would assume that the idle bypass should bypass at idle, and then stop bypassing when the barrel valve is opened. Explaining the effects of weather on mechanical fuel injection.
Racers throughout the world rely on racing mechanical fuel injection for high output power levels. Were just putting the final touches to the alky pro fuel injection flow bench, but we have done some testing already. Blown efi small block chevy enderle big and ugly w. Fie can also service, rebuild and flowtest your enderle, hilborn, kinsler. We can rebuildrefurbish and upgrade any magneto for more output at the sparkplug. Enderle fuel injection affordable high quality drag racing parts.
Sounds to me like too much timing in combination with a lean mixture. Jetting for racing mechanical fuel injection big block. Fuel injectors free delivery possible on eligible purchases. Comes with clamping ring for mounting in any orientation. Thinking about running hilborn fuel injection on my sbc yeah i know. K style metering valve originally deigned for nitro engines in the 70s they used 2 barrel valves, now it is the most common setup for alky engines for alcohol blue is fuel to engine, red is returned fuel, yellow is optional returned fuel. Fine tuning for maximum performance in a mechanical fuel injection system requires the fine adjustment of nozzles and bypass jets. We manufacture new supermags and sprintmags and supply the world with parts, drives and coils for the former mallory product line. Posted on july 8, 20, updated on january 25, 2020 by bob. The hispeed should be thought of as a fine tuning device. Alcohol makes more power and costs less per pass than racing gasoline.
This big and ugly injector is the same dimensions as the popular carbon fiber injectors, but cast in durable aluminum, and has a great polish job. Generally the spring pressure is set to bypass fuel above 7000 rpm. This is a dangerous scenario when using a fast burn combustion chamber like the sr20 heads have. How does the mechanical fuel injection work, is it. For idletofullthrottle drag racing, the fuel mixture is simple to control with jetting for maximum power. Does anyone know if these are both supposed to bypass fuel at idle. What you need to know about mechanical fuel injection. In these setups, an oversized fuel pump delivers more fuel than the engine needs. Our ultimate goal is your success good vibrations has been empowering racers since. Rbs has found this filter to be the cleanest and simplest on the market. Mechanical fuel injection breakin the rules hot rod. Comes fully assembled with shaft, butterflies, linkage, fuel rail and tps mounted with connector and vacuum kit. The main bypass pill is the primary control of the overall fuel mixture.
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