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4-4 ENGINE LUBRICATION SYSTEM
Engine Oil Flow Chart
A: Blowby Gas
B: Supply Engine Oil Flow
C: Return Engine Oil Flow
D: Oil Sump
1. from Oil Pump Side Pas-
sage
2. Oil Cooler
3. to Main Oil Passage
4. Oil Passage Bolt
5. Oil Pressure Switch
6. Oil Filter
7. Oil Passage (to Oil Filter)
8. Oil Passage (to Main Oil
Passage)
9. Oil Pipe (from Lower
Crankcase to Upper
Crankcase)
10. Oil Passage Plug
11. Oil Pipe (from Oil pump to
Lower Crankcase)
12. Oil Pressure Relief Valve
13. Oil Pump
14. Oil Sump (in Oil Pan)
15. Oil Pan
16. Lower Crankcase
17. Upper Crankcase
18. Crankshaft
19. Breather Case
20. Breather Hose