This study investigates the formation of wall films in direct injection engines, a key factor in particulate matter generation. The results show that cold fuel adheres more to the wall creating ...

The injector is electronically controlled. It is provided pressurized fuel by the car’s fuel pump and has a high micron filter at the top and small holes at the bottom. The filter ensures that any ...

Innovation: Bosch uses lasers to drill spray holes with precise shapes in fuel injectors. This improves fuel atomization and mixing with air. The holes can reduce unburned hydrocarbons during startup ...

Here’s how you started a car with a carburetor on a cold morning back in the “good old days.” You’d pull out the choke, pump the throttle a few times, and turn the key. If you didn’t overdo it and ...

Fuel injectors are vital for delivering precise fuel to your engine, but over time, they can clog with carbon deposits, reducing performance and efficiency. Regular inspection, proper fuel quality, ...

Fuel injectors meter and atomize fuel for combustion, and when they clog, leak, or fail electrically, symptoms like rough idle, misfires, and poor mileage appear. Modern systems like GDI and port-GDI ...

Q: Hello, Vette. I am a guy that likes to work on my own car and I just wanted to say thanks for all of the DIY articles that you publish. Well, let’s get to it. I have a 1997 C5 Corvette with very ...

Automakers have long touted the benefits of fuel injection, claiming increased efficiency and power. But as more cars have the system installed (around 73% in 2023), more and more consumers are ...

Cutaway of Chev engine showing fuel injection components. Air meter, right, picks up vacuum signals in venturi and transmits them to diaphragms in fuel meter on right. With all the noise currently ...

Answer:High-end experts like turbocharging guru Ken Duttweiler and EFI University's Ben Strader have spent countless hours on the dyno and in the lab playing with fuel-injector location and angle.