The camshaft is a shaft with a series of eccentrics (lobes) along its centerline in various positions designed to open intake and exhaust valves in time with crankshaft and piston timing events.

The camshaft and crankshaft must work in perfect harmony ... Even if one gear is one tooth “off,” engine valve timing will be out of sync, damaging your engine or causing it to run rough.

Adjusting the timing of the camshaft is easily done on most Ford engines with an adjustable timing chain setup. The crank gear is machined with multiple keyway slots in it, and is marked with the ...

It's the timing belt that connects the camshaft and crankshaft in the engine together ... many of the engine's other processes fall out of sync. One of these processes is the drawing of fuel ...