Every diesel truck owner wants an engine brake on their rig. That is if they don’t already have one. They help slow your pickup without cooking the brakes. But how do they work? And why don’t pickup ...

Modern diesel engines perform exceptionally well at 1,100 to 1,200 rpm. They deliver peak torque just a few hundred rpm above idle, and peak horsepower somewhere around 1,500 or 1,600 rpm. But what ...

Engine braking isn't some secret technique reserved for manual drivers. Fundamentally, it's simply easing off the throttle and letting the engine's internal resistance help slow down your car. When ...

Brakes are your vehicle's most important safety system. Under normal conditions, a driver exerts about 70 pounds of force on the brake pedal (about the same amount of effort it takes to bite into a ...

Energy is some weird stuff that can neither be created nor destroyed. It can only be changed into different forms, but during these transformations, the total amount of energy in any given system-or ...

What is a disc brake system? How can one be faster without adding more ponies to the engine? One way is to make your car lighter. Having a higher power-to-weight ratio will make your car faster since ...

Jason Fenske of Engineering Explained is here to elucidate just what it takes to build a four-rotor engine that won't tear itself apart the first time it's fired up. Just like in a piston engine, the ...