Jacobs Vehicle Systems announced the introduction of the optimized engine brake for the 2017 Cummins X15 engine. “The 2017 X15 capitalizes on the optimization of the VGT and the braking cam to deliver ...

Jacobs Vehicle Systems, a manufacturer of heavy-duty diesel engine retarding systems and valve actuation mechanisms, announced that it will be the engine brake supplier for the Mercedes-Benz 13-liter ...

Jacobs Vehicle Systems, a manufacturer of heavy-duty diesel engine retarding systems and engine valve actuation mechanisms, announced that it has launched an engine brake for the new Yuchai YC6K12 ...

Last month's installment of our 60th Anniversary Speedway Motors Tribute T was fairly painless, as getting it to the rolling chassis stage was genuinely like building a 1:1 scale model kit, except we ...

We've done a lot of brake installation stories showing how to get bigger and better brakes. Unfortunately we tend to forget at times that even with the latest high-dollar brake systems, if you don't ...

If brake-by-wire doesn't sound like a new thing to you, that's because it isn't. So how come everyone is talking about it ...

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 -– ...

Q I have a 1996 Buick Park Avenue Ultra, which has antilock brakes and a traction-control system. About a month ago, after about an hour on the road, the dashboard warning lights for these two related ...

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 ...

Ever had this happen? You're flat-towing your 4x4 through the mountains and there's a particularly long downgrade up ahead. Maybe your brakes are already a little hot, the pedal is a bit spongy, and ...