Baja WD250U Service Manual page 33

(II) Lubrication diagram
1. Single-direction valve
2. Engine oil fine filter
3. Engine oil fillter cover
4. O-ring
5. Clip
6. Camshaft
7. Rocker
8. Single-direction bearing
(automatic centrifugal clutch)
9. Crank pin
10. Crank pin
11. Spindle
12. Driving shaft
33