Variable valve timing and variable valve lift may sound similar, but they're entirely different. Here are the differences between them and how they work.

Variable Valve Timing isn’t a new concept in motorcycle engines. The likes of BMW and Yamaha have been using this setup in their motorcycles for a while now. Even Suzuki itself implemented it on the ...

The tough guy in you says to stab that cam in retarded a few degrees for maximum top-end horsepower, while your more practical alter ego suggests advancing it a hair for improved low-end torque and ...

Engineering patents often provide an insight into the future of the automobile, and if Nissan's latest is anything to go by, the Japanese brand might have found a way to squeeze a little extra life ...