| Item | Part No. | Part Name | Qty | Serial No. |
| \0 | 871070004 | MOTOR, ASSY. | 0007- | |
| 1 | YMR000445 | CRANKSHAFT, ASSY. | 0007- | |
| 6 | YMR000097 | PEG | 0007- | |
| 7 | YMR000363 | SPRING PIN | 0007- | |
| 8 | YMR000345 | PULLEY | 0007- | |
| 9 | YMR000300 | WASHER | 0007- | |
| 10 | YMR000072 | BOLT | 0007- | |
| 11 | YMR000055 | SCREW | 0007- | |
| 12 | YMR000136 | FLYWHEEL | 0007- | |
| 14 | YMR000050 | GEAR | 0007- | |
| 15 | YMR000127 | PISTON, ASSY. | 0007- | |
| 17 | YMR000128 | RING SET, PISTON | 0007- | |
| 21 | YMR000182 | PIN, PISTON | 0007- | |
| 22 | YMR000054 | RING, SNAP | 0007- | |
| 23 | YMR000446 | ASSY, PISTON (+0.25 mm) | 0007- | |
| 25 | YMR000454 | RING SET (+0.25 mm) | 0007- | |
| 29 | YMR000471 | CONNECTING ROD, ASSY. | 0007- | |
| 32 | YMR000070 | SCREW | 0007- | |
| 33 | YMR000183 | BEARING | 0007- | |
| 35 | YMR000103 | BUSHING | 0007- | |
| 36 | YMR000184 | BEARING (--0.25 mm) | 0007- |