oil pan
cylinder head
oil pump
separate oil tank
oil strainer - oil pump - relief valve - oil filter - cylinder block - cylinder head - oil pan
oil pump - oil strainer - relief valve - oil filter - cylinder block - cylinder head - oil pan
oil strainer - oil filter - relief valve - oil pump - cylinder block - cylinder head - oil pan
oil strainer - oil pump - relief valve - oil filter - cylinder head - cylinder block - oil pan
camshaft
alternator shaft
crankshaft via drive belt
crankshaft directly
engine is cold
engine overheats
oil filter becomes clogged
engine runs at high speed
element
relief valve
check valve
case