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 ...

Nissan's developed a new VVT system specifically for its e-Power hybrid systems, which maximizes EGR on cold restart to minimize emissions. Could this hellp keep combustion on the map? Senate fails to ...

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 ...