Most people know that internal combustion engines require a fuel source to run. For many passenger cars and trucks, that fuel source is gasoline. However, many commercial vehicles, boats, farming ...

Fiddle around with cars long enough and you’ll realize two things: first, anything beyond the simplest repairs will probably require some kind of specialized tool, and second, those tools can be ...

It’s rare that we get to see the inner workings of a high-revving engine as it reaches full tick. Most internal combustion motors in regular production cars don’t dare rev past 8,000 RPM, with many ...

Carburetor vs Fuel Injection: Which are better, carbs or computers? Obviously, the Big Three have long since made the switch to electronic fuel injection to improve fuel economy, driveability, and ...

Over time and miles, your car might start to slow down. It might not accelerate as quickly as it once did; the engine may not ...

This is not a shootout. It's not called a shootout, it wasn't conducted like a shootout, and there is no winner. What we've done is put four Chevy multipoint injection (MPI) manifolds through a dyno ...

Your fuel pump pushes fuel from your gas tank through your fuel lines to your engine. Then, your fuel injectors are responsible for spraying just the right amount of gas into your combustion chambers ...

Imagine for a minute that the amazing, over-caffeinated meatbag you call your body actually isn’t so amazing. That every energy-expending action you make—from the tiniest facial expression to a ...

Having fuel injectors on all mass-produced vehicles is one of the biggest automotive breakthroughs of the past few decades. If you've ever gone through having to start an engine with a poorly tuned ...

Are you tired of fiddling with the engines on your lawn equipment every spring, trying to get them to run again? [jhark] was and decided to do something about it by converting his riding lawnmower ...