1.  Cylinder block

2.  Ladder frame

3.  Crank shaft

4.  Crank shaft upper bearing

5.  Crank shaft lower bearing

6.  Thrust bearing

7.  Main bearing cap

8.  Crank shaft sproket

9.  Crank shaft pulley

10. Piston ring

11. Piston

12. Connecting rod

13. Connecting rod upper bearing

14. Connecting rod lower bearing

15. Connecting rod bearing cap