Crank Shaft

Cam Shaft

Crank pulley

Timing gears

Timing gears

Main journal

Crank pin

Cylinder wall

Through drilled oil passages

Through crank pulley

Through sprocket

Through vibration damper

Release the excess pressure

Maintain the water temperature

Retain the vacuum pressure

Retain the atmospheric pressure

Force the water circulation

Reduce the water pressure

Increase the water temperature

Flushing out the cooling system