Glossary “camshaft supports” Definition:
Brackets placed on the cylinder head to support the camshaft in overhead cam engines.

Glossary “camshaft plug” Definition:
Plug found in the rear of the engine block, at the camshaft, to retain and direct oil to the rear camshaft bearings.

Glossary “camshaft duration” Definition:
The amount of time, measured in degrees of crankshaft rotation, an intake or exhaust valve is held open.

Glossary “camshaft lift” Definition:
How far a valve is pushed open, as determined by the height of the cam lobe and the geometry of the rocker arms on a push rod engine, or the cam followers on an overhead cam engine.