Engine
Lubricating System
Base
Engine Components
Page 9B-4
DODGE
Turbo Diesel
Lubrication for the Power Components
General Description of Oil Flow
The main bearings and the valve
train
are lubricated by pressurized oil directly
from
the main oil
rifle.
The other
power components, connecting rods, pistons, and camshaft receive pressurized oil indirectly
from
the main oil
rifle.
The drillings in the crankshaft supply oil to the connecting rod bearings. The oil is supplied to the camshaft journals
through
drillings in the main bearing saddle. Smaller drillings in the main bearing saddle supply oil to the piston
cooling nozzles. The spray
from
the nozzles also provides lubrication for the piston pins.
The number one main bearing saddle does not contain a piston cooling nozzle. Cylinder
Number
One
receives
the
lubricating and cooling spray
from
the nozzle located in the
Number
Two Bearing Saddle. Cylinder
Number
Two
receives
the
spray
from
the
Number
Three Bearing Saddle, etc.
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