You're driving a loaded diesel rig down a mountain pass, foot hovering over the brake pedal, heart racing. How do you slow 20,000 pounds safely without cooking your brakes? Cue the exhaust brake -– ...

In any automotive braking system, the linchpin factor is pressure. When you press on the brake pedal in your car, for instance, pressurized brake fluid is distributed to the pistons in wheels, which ...

Since this Cummins doesn’t have a throttle valve on the intake (like most gasoline engines), there is little engine braking or negative torque created by the crankshaft. This is because the ...

As cities nationwide move to ban noise from engine compression brakes, some of the more successful and common-sense efforts go to the source of the problem instead. States that pay attention to ...

Customers may be impressed with the fuel economy provided by either a four-cylinder or a diesel engine, but they may not be bowled over by the acoustic properties. To reduce -- or in some cases, ...