| 52 | CYLINDER |
| 53 | PISTON ASSY. |
| 54 | PISTON RING |
| 55 | PISTON PIN |
| 56 | SPRING RING |
| 57 | CRANKSHAFT ASSY. |
| 58 | BALL BEARING |
| 59 | BALL BEARING |
| 60 | RADIAL RING |
| 61 | RADIAL RING |
| 62 | WORM |
| 63 | GASKET |
| 64 | CRANKCASE LOWER PART |
| 65 | SCREW |
| 66 | SUCTION HOSE |
| 67 | CLAMP |
| 68 | INSERT FOR SUCTION HOSE |
| 69 | MUFFLER CPL. |
| 72 | SCREW |
| 74 | GASKET |
| 122 | GASKET |
| 123 | CRANKCASE LOWER PART CPL. |
| 128 | CRANKSHAFT AND PISTON ASSY. |
| 130 | NEEDLE CAGE |