| Index No. | Part No. | Description | No. Req'd |
| 1 | 5412055488 | Felt ring | 6 |
| 2 | 5412055489 | Exhaust cover | 1 |
| 3 | 5412055490 | Lock nut | 1 |
| 4 | 5412102971 | Cylinder (CP0200B25) | 1 |
| 4 | 5412102972 | Cylinder (CP0200B25-2F) | 1 |
| 9 | 5412055496 | Locking clutch | 1 |
| 10 | 5412055497 | Piston | 1 |
| 14 | 5412055501 | Grand | 1 |
| 15 | 5412055535 | Rubber butt | 1 |
| 17 | 5412054487 | Inlet bushing | 1 |
| 18 | 5412055472 | Cap | 1 |
| 30 | 5412055485 | Cap | 1 |
| 31 | 5412058775 | Throttle valve body | 1 |
| 39 | 5412058781 | Throttle valve stem | 1 |
| 40 | 5412058783 | Throttle valve stem nut | 1 |
| 41 | 5412076996 | Inlet joint (NPT) | 1 |
| A | 8940170216 | Valve Kit | - |
| 5 | - | Valve sheet | 1 |
| 6 | - | Valve | 1 |
| 7 | - | Valve case | 1 |
| 8 | - | Valve cover | 1 |
| 16 | - | Pin | 2 |
| B | 8940170217 | Packing Kit | - |
| 11 | - | Piston bushing | 1 |
| 12 | - | Leather packing | 2 |
| 13 | - | Packing sheet | 1 |
| C | 8940170218 | Throttle B25 Kit | - |
| 19 | - | Throttle valve spring | 1 |
| 20 | - | Throttle valve cover packing | 1 |
| 21 | - | Throttle valve cover | 1 |
| 25 | - | Throttle valve | 1 |
| 26 | - | Throttle valve collar | 1 |
| 27 | - | Throttle valve rod | 1 |
| 28 | - | Plain washer | 1 |
| 29 | - | Nut | 1 |
| D | 8940170219 | Lever B25 Kit | - |
| 22 | - | Throttle valve lever | 1 |
| 23 | - | Throttle valve lever (B) | 1 |
| 24 | - | Spring pin | 2 |
| E | 8940170202 | Throttle Kit 2F Model | - |
| 32 | - | Throttle valve bushing | 1 |
| 34 | - | Throttle valve rod | 1 |
| 44 | - | Spring pin | 1 |
| 47 | - | O-Ring | 1 |
| F | 8940170203 | Throttle Valve Kit 2F Model | - |
| 33 | - | Throttle valve | 1 |
| 35 | - | Throttle valve sheet | 1 |
| 36 | - | Throttle valve spring | 1 |
| 46 | - | O-Ring | 1 |
| G | 8940170204 | Safety Lever Kit 2F Model | - |
| 37 | - | Throttle valve lever | 1 |
| 38 | - | Throttle valve lever pin | 1 |
| 42 | - | Lock key | 1 |
| 43 | - | Lock spring | 1 |
| 45 | - | Spring pin | 1 |
| H | 8940170210 | Tune-up Kit | - |
| 46 | - | O-Ring | 1 |
| 47 | - | O-Ring | 1 |
| 48 | - | O-Ring | 1 |
| I | 8940170220 | Small Parts Kit B25 (incl 6, 16, 24) | - |
| J | 8940170279 | Small Parts Kit B25-2F (incl 6, 16, 38, 43, 44, 45) | - |