Cylinder head — design description

1 - cylinder head, 2 - head gasket, 3 - swirl chamber, 4 - fixing ball, 5 - exhaust valve seat, 6 - intake valve seat, 7 - valve guides, 8 - cylinder head cover, 9 - cover gasket heads, 10 - oil filler plug, 11 - coolant outlet pipe, 12 - coolant temperature sensor, 13 - automatic cold starter thermostat, 14 - thermostat housing