W16 Veyron engine
This animation shows the W16 Bugatti Veyron engine with four cam-shafts actuating 64 valves, four on each of sixteen cylinders.
Cam actuation in a V8 engine
This animation shows the operation of the cam shaft, lifters and valves in a V8 engine.
Diesel engine animation
This animation shows the part by part assembly of a four cylinder diesel engine.
Engine animations
The web-site AnimatedEngines.com provides animations of a variety of engines that provide insight to their operation
Otto cycle animation