1. Water jacket

2. Cylinder block

3. O-ring

4. Oil jet

5. Thrust bearing

6. Crankshaft upper main bearing

7. Crankshaft

8. Crankshaft lower main bearing

9. Crankshaft main bearing cap

10. Ladder frame

11. Rear oil seal

12. Flywheel

1. Piston ring (#1)

2. Piston ring (#2)

3. Oil ring

4. Snap ring

5. Piston

6. Piston pin

7. Connecting rod

8. Connecting rod upper bearing

9. Connecting rod lower bearing

10.Connecting rod bearing cap