Of course, because there are DOHC motors, which are more complex and ... the camshaft is in the cylinder head, above the valves, and the camshaft acts directly on the valves or on rocker arms ...

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 ...

Terms like DOHC, SOHC and OHV can sound confusing and ... operate rocker arms that open and close the valves in the cylinder head. For the most part, a single overhead cam motor is a much more ...