Higher-than-normal operating voltages give steppers better torque at high speeds — but watch that current! • The inductance in a stepper-motor phase winding limits how fast current rises when power is ...

Most in or near the hot rodding/drag racing world have heard the expression “turn the wick up.” Usually, that phrase is a reference to increasing performance or leaning on an engine harder for a ...

Here's the big difference between this and a typical magazine motor: We ignored horsepower and went straight for big torque and total driveability. And to make it interesting, we did it with a ...

Most electric cars aren't normally associated with performance, but they are able to achieve something gasoline-powered cars can't: peak torque at zero rpm. It's thrown around often, and many will ...

The LS engine remains the darling of the performance world, but does that mean all LS owners are looking for the same thing when it comes time for upgrades? Obviously not, or every LS story would be ...

Forbes contributors publish independent expert analyses and insights. William covers motorbikes, E-bikes, cars, trucks and mobility tech. With the electric vehicle (EV) market heating up and due to ...

Horsepower is fun in its own way, but torque can be just as entertaining. If you want to rip stumps out of the ground, you'll want a whole lot of torque. That also means you'll likely prefer a diesel ...

Perhaps the most critical element in the selection of race engine components relates to the engine speed range in which you'll need the highest level of power. Actually, let's be more specific and ...

Since 1989, RAM (earlier Dodge RAM) has been using engines made by Cummins on their popular pickup trucks. The journey, which started with the first generation 5.9-liter 160 hp turbo diesel, has ...

After driving 500 miles, something wonderful happens to new Chevrolet Corvettes. The engine’s torque — key to blazing fast starts — increases about 30%, the car gets faster and the V8 engine revs ...