To begin, we know that both intake and exhaust systems operate with un-steady, pulsing flow. On the intake side, by comparison, this is probably more important to consider since (particularly when ...

John G. Smith is Newcom Media's vice-president - content and design, and previously served as the editorial director of Today's Trucking, trucknews.com, and Transport Routier. The award-winning ...

Try this for kicks. The next time you’re surrounded by your gearhead buddies, ask them to explain the difference between horsepower and torque. The participants will immediately divide into “pro ...

You almost certainly know the horsepower rating or displacement of your boat’s engine. But some marine-engine manufacturers have begun marketing torque over horsepower. In a break from standard ...

Volvo's new XE13 and Eco-Torque powertrain packages will make a big difference to drivers in ways they will never know — and a few they will. What a difference a little extra engine torque makes. I ...

In a recent article, I wrote about step-motor system performance emphasizing key concepts that all engineers need to understand about this widely-used electro-magnetic-mechanical digital actuator. As ...

Servo motor sizing is the process of selecting the best motor for a servo application. Misconceptions engineers can fall into when selecting a motor include: sizing based on the horsepower rating of ...