Injectors Direct Coupon (2024)

FAQs

What are 30% over injectors? ›

30% and 45% means that injector has the ABILITY to flow 30 - 45% MORE over the oem injectors. That being said, any injector in excess of the OEM fuel rate will need to be programmed by an independent tuner to be able to maintain a steady required, adequate flow.

The inexpensive injectors made less power, consumed more fuel, and ultimately will have to be replaced much sooner.

Percentage over stock has become the industry standard designation for injector size, yet that number is based off of the nozzle only. In theory, a 100% over-stock injector will deliver twice the fuel as a stock injector during energizing time, but that only accounts for nozzle flow.

With proper care and maintenance of the engine, you can expect a diesel injector to last between 200,000 and 300,000 kilometres.

The main way that bigger fuel injectors increase horsepower is by allowing more fuel to enter the engine. This extra fuel can then be combusted, which results in more power being generated. In order for this to work properly, other modifications need to be made to the engine so that it can handle the extra fuel.

The answer to the question, “Can new fuel injectors help improve horsepower?” is yes. At their peak, fuel injectors can add 10 extra horsepower to a vehicle. By creating a larger flow rate of air, fuel injectors can make a measurable, yet not massive difference.

Ask your mechanic about replacing only one fuel injector. This will save you money in the short run. But in the long term, you'll likely pay more in labor since your mechanic will need to spend time accessing the engine for each replacement, instead of only once.

The average cost of replacing a fuel injector in the UK is from £120 to £160.

With good, quality fuel injectors, you can expect them to last a long time. So, how long do fuel injectors last exactly? Some can be expected to last between 80,000 and 100,000 miles, while the best fuel injectors can last as long as you have your vehicle.

Injector coding refers to the process of programming the electronic control module (ECM) of a diesel engine to recognize the specific characteristics of each fuel injector.

How much HP is 100% over injectors? ›

Most manufacturers seem to be on a rough scale of 1%=2hp. So 100%=200hp. '07 2500 QCSB 4x4, .

Troubleshooting A Failing Fuel Injector

A P0200 code indicates a general fault or problems with multiple injectors. P0201 to P0208 codes indicate a problem with a specific injector - for example, P204 would indicate the problem is with the fuel injector for the #4 cylinder.

In the end, injector failure is the result. Another injector problem, static friction (or “stiction”) is common, and service bulletins have been issued documenting the cause. The symptoms are hard starting, or no start at all, sluggish performance, white smoke, with multiple cylinders missing, especially at high RPM.

As a note, replacing fuel injectors can be a tough and dangerous DIY job. You may be better off having a professional do this one.

Believe it or not, a lot of the 6.0L's injector issues come from improper installation. Torn or rolled O-rings and inaccurately torqued injector hold-down bolts are common missteps that many DIY'ers and even some professional mechanics make.

The first number is the flow rate and the second number is how much larger the nozzle is than stock. A 180/30 injector would be a 180cc injector with a 30% over stock nozzle.

Fuel Injectors are sized by their flow rate. Flow rate is a measurement of how much fuel can be delivered over time. It is listed in pounds per hour (lbs./hr.) or cubic centimeters per minute (cc/min.). The right size injector can supply enough fuel under full load conditions at an 80% duty cycle.

Common Rail Diesel Injectors are manufactured with very tight tolerances, however, slight variations will always occur and as such all new injectors are tested and then stamped with a coding number which is used to inform the ECU how much compensation is required to achieve the optimum in lowering emissions and provide ...

Typically injectors come in three sizes; 34, 48 and 60mm. These measurements are taken from the top of the lower O-ring to the bottom of the upper O-ring. Pictured below are three common injector types/sizes; (L to R) ID850/1300/2000 (34mm), ID725/1000 (48mm), EV1 Bosch 1680 (60mm).