We replace the gasket under the cylinder head when repairing the engine or if there is a passage of gases or cooling liquid through the gasket

The camshafts of the F4R and K4M engines are located on top of the cylinder head.

One shaft opens the intake valves and the other the exhaust valves

Cooling system — liquid, closed type, with forced circulation

We replace the oil sump gasket when the engine is overhauled and if there is oil leakage through the gasket, if the leak cannot be eliminated by tightening the bolts