| Ref | Part Number | Description |
|---|---|---|
| 1 | 420911052 | Cover |
| 2 | 420431640 | Gasket |
| 3 | 420440647 | Torx Flange Screw M6 X 30 |
| 5 | 420431580 | O-Ring |
| 6 | 420440162 | Torx Flange Screw M6 X 16 |
| 7 | 420685635 | Stator Plate 650W |
| 8 | 420241956 | Allen Screw M6 X 40 |
| 9 | 420686190 | Magneto Flywheel 650W This part replaces 420685646. |
| 10 | 420627270 | Shim |
| 11 | 420241549 | Socket Head Screw M16 X 35 |
| 12 | 420440854 | Torx Flange Screw M8 X 16 |
| 13 | 420659113 | Sprag Clutch |
| 14 | 420659263 | Sparg Clutch Housing This part replaces 420659261. |
| 15 | 420434238 | Free Wheel Gear, 64 Teeth |
| 16 | 420229475 | Needle Pin |
| 17 | 420634741 | Starter Double Gear 11/49 T |
| 19 | 420250140 | O-Ring |
| 20 | 420440647 | Torx Flange Screw M6 X 30 |
| 21 | 420866714 | Tie Rap |