You have likely heard of variable valve timing by one of the names manufacturers have for the system, such as VVT-i or VTEC. So what is it and what does it do?

As technology continues to advance, how vehicles operate changes. So, is this why cars don't use solid lifters anymore?

At The Track Bite Sized Auto Racing Contest Motormouth: Are valve seals to blame? Bob Weber, Tribune News Service 3 hrs ago Buy Now ...

The S85 V10 delivered F1-inspired thrills, but poor maintenance still sent this 500-hp masterpiece to an early grave.

Automotive engine valves may not attract the spotlight, but their contribution to engine performance, efficiency, and ...

KEARNEY, Neb. — Eaton has announced that it will cut 200 jobs at its Kearney, Nebraska plant as it ends engine valve production there. While the production of engine valves is being discontinued, gear ...

This paper reports, to our knowledge, the first spherical induction motor (SIM) operating with closed loop control. The motor can produce up to 4 Nm of torque along arbitrary axes with continuous ...