The valve train is the "respiratory organ" of combustion engines: it manages the aspiration of fresh air and the discharge of exhaust gases, which is referred to as "gas exchange". Today, only ...

A small gap with big importance in the performance and health of an engine - here's everything you need to know.

Even the most seasoned engine builders usually feel uncomfortable when conversation drifts to the intricacies of camshaft design. Surprisingly, the common termsduration,lobe separation angle, and ...

When it comes to modern internal combustion engines, there are two types that dominate the industry: pushrod and overhead camshaft (OHC). While pushrod engines were the stars of the show for many ...