Install the engine housing (TM 5-
engine oil pump assembly on the
Section XVI. PISTON AND CONNECTING ROD ASSEMBLIES
Remove the cylinder head and valves
The pistons used in this engine are made of an
Remove the oil pump assembly (par.
aluminum alloy. There are three compression rings and
two oil rings on each piston. A piston pin connects the
piston to the connecting rod. Each connecting rod and
rod cap are matched and are not interchangeable.
piston and connecting rod assemblies
from the engine.
Piston and Connecting
Removal and Disassembly
Note. Remove the ridge and carbon from the top of
the cylinder sleeve before removing the piston from
the engine block.
Remove the engine assembly (par.
disassemble the piston and connecting rod assemblies.
Remove the engine housing (TM
Figure 29. Pistons, sleeves, and connecting rod assemblies, removal and installation.