When it comes to upgrading small-block engines, camshafts are a popular choice for enhancing performance. Different camshaft types can significantly alter how an engine breathes and performs, offering ...

"Even though he has decades of experience building race-wining engines at every level, engine builder Keith Dorton of Automotive Specialists says he still works closely with the camshaft manufactures ...

When it comes to building a powerful engine, there is a hierarchy to the parts choice from most to least critical. The right set of well-designed cylinder heads with high airflow and good chamber ...

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 ...

It's appropriate, we think, that a camshaft has lobes, since this relatively simple device is so often called the brains of an engine. And indeed, a camshaft does direct several engine functions in a ...

Decades ago (OK, half a century or more), there was a product advertised in many of the performance magazines called the Varicam. The idea was a set of springs attached to a centrifugal device that ...