D12
LUBRICATION SYSTEM
End Of Sie
OIL JET VALVE
A6E333010730T01
Structure
• The oil jet valves are installed in the cylinder block (in the main journal). The piston cooling efficiency by oil
injected from the nozzles has been improved by the attachment direction of the oil jet valves which are pointed
toward the back surface of each piston.
• The oil jet valves have been designed to maintain optimum oil pressure in the engine by controlling the oil
injection of the oil according to the oil pressure on the oil jet valve.
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AME3300N014
1 Oil jet valve
2 Cylinder block
3 Crankshaft