Parts on group :
| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 010. | 19821-21110 | [5] | PISTON | STD |
| 010. | 17381-21910 | [1] | PISTON | +0.5 |
| 020. | 15521-21050 | [5] | ASSY PISTON RING | STD |
| 020. | 15521-21092 | [1] | ASSY PISTON RING | +0.5 |
| 030. | 14901-21310 | [5] | PIN,PISTON | |
| 040. | 14109-21330 | [10] | CLIP PISTON PIN | |
| 050. | 17331-22010 | [5] | ASSY CONNECTING ROD | |
| 060. | 17331-21980 | [1] | BUSH,PISTON PIN | |
| 070. | 15521-22140 | [10] | BOLT CONNECTING ROD | |
| 080. | 17331-22310 | [10] | METAL CRANKPIN | STD |
| 080. | 17331-22970 | [1] | METAL CRANKPIN | -0.2 |
| 080. | 17331-22980 | [1] | METAL CRANKPIN | -0.4 |
| 090. | 17381-23010 | [1] | COMP.CRANKSHAFT | |
| 100. | 15131-01380 | [5] | PLUG PIN | |
| 110. | 08121-06203 | [1] | BEARING BALL | |
| 120. | 17381-23280 | [1] | SLEEVE,CRANKSHAFT | |
| 130. | 15601-24110 | [1] | GEAR CRANKSHAFT | |
| 140. | 05712-00730 | [1] | FEATHER KEY | |
| 150. | 15601-35630 | [1] | GEAR OIL PUMP DRIVE | |
| 160. | 15401-23310 | [1] | OIL SLINGER | |
| 170. | 17381-23250 | [1] | COLLAR,CRANKSHAFT | |
| 180. | 04811-10300 | [1] | O RING | |
| 190. | 17331-23470 | [1] | METAL,CRANKSHAFT | STD |
| 190. | 17331-23910 | [1] | METAL CRANKSHAFT | -0.2 |
| 190. | 17331-23920 | [1] | METAL CRANKSHAFT | -0.4 |
| 200. | 17331-23480 | [10] | METAL CRANKSHAFT | STD |
| 200. | 17331-23930 | [1] | METAL CRANKSHAFT | -0.2 |
| 200. | 17331-23940 | [1] | METAL CRANKSHAFT | -0.4 |
| 210. | 15221-23530 | [2] | METAL SIDE | STD |
| 210. | 15221-23950 | [1] | METAL SIDE | +0.2 |
| 210. | 15221-23960 | [1] | METAL SIDE | +0.4 |
| 220. | 15221-23540 | [2] | METAL,SIDE | STD |
| 220. | 15221-23970 | [1] | METAL SIDE | +0.2 |
| 220. | 15221-23980 | [1] | METAL SIDE | +0.4 |
