| Ref | Part Number | Description |
|---|
| 1 |
420623807 |
Cylinder head Ass'y This part replaces 420623805. |
| 2 |
420441420 |
Hose Nipple |
| 3 |
420431611 |
Cylinder Head Gasket |
| 4 |
420855144 |
Exhaust Valve 25MM This part replaces 420855140. |
| 5 |
420855131 |
Intake Valve 29MM This part replaces 420855130. |
| 6 |
420431671 |
Valve Stem Seal This part replaces 420431670. |
| 7 |
420939540 |
Valve Spring |
| 8 |
420855150 |
Valve Spring Retainer |
| 9 |
420254630 |
Cotter Valve |
| 10 |
420855165 |
Valve Lifter Bucket This part replaces 420855161. |
| 11 |
420440324 |
Torx Flange Screw M6 X 45 |
