These days, many automatic transmissions come with eight, nine, or even 10 gears. Why is this, and is it actually a good ...

If you're driving a manual-transmission car, you may be wondering when to shift gears to get the best mileage. There's a ...

MAN’s 35/44G TS, 51/60G, and 51/60G TS gas engines are also “already ‘H2-ready’ and can be operated with a hydrogen proportion of up to 25% by volume in the gas mixture,” he noted. 2.

A transmission changes gears depending on speed and accelerator input (i.e., how far down you push the pedal) so that the engine’s RPM or “revolutions per minute” are kept appropriately low. This ...

Early automatic transmissions with names like Hydra-Matic, Dynaflow, ZF, and Hondamatic delivered simplistic driving, but heavy planetary gear systems and torque converters sacrificed fuel efficiency.

Modern diesel engines, for the most part, are as refined as gasoline engines and have more than enough performance to tackle urban and highway driving. Europeans caught on to this a few decades ...

First Gear: A Wednesday morning shakedown as a Daytona ... on the cusp of another possible change in NASCAR’s fuel supplier. This season is the last for Sunoco in its current deal as the ...