The cylinder head is usually removed to replace its gasket, valves, valve guides, repair the head, as well as for a complete engine overhaul

Remove the oil sump and crankcase gasket

Remove the oil pump

If the oil leak from under the cylinder head cover could not be eliminated by tightening the cap fastening nuts, replace its gasket

K-151, K-151D carburetor adjustment

The fuel level in the float chamber is adjusted with the carburetor cover removed

You will need: key "10", heads "15", "17", "19"

Remove the oil pan and its gasket

K-88A carburetor operation in different modes

Idle Mode

The carburetor has two independent idle systems, the same for each chamber