Parts on group CRANKSHAFT AND MAIN BEARINGS:
| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 3073707 | [1] | CRANKSHAFT | BB2707-01 |
| 2. | S300 | [1] | KEY-PLAIN WOODYUFF | |
| 3. | 3084445 | [1] | GEAR-CRANKSHAFT | |
| 4. | 3819774 | [1] | SLEEVE(REAR)-WEAR | REAR |
| 5. | 3820918 | [1] | SLEEVE(FRONT)-WEAR | FRONT |
| *-1. | 4025120 | [1] | MAIN BEARING SET | STD BB2707-03 |
| 11. | 3016770 | [7] | BEARING-MAIN | UPPER |
| 12. | 3016780 | [7] | BEARING-MAIN | LOWER |
| 13. | 4926017 | [2] | BEARING-THRUST | NO.4 MAIN STD |
| 14. | 4926018 | [2] | BEARING-THRUST | NO.4 MAIN STD |
| *-2. | 4025121 | [1] | MAIN BEARING SET | 0.25MM |
| 11. | 3016771 | [7] | BEARING-MAIN | UPPER |
| 12. | 3016781 | [7] | BEARING-MAIN | LOWER |
| 13. | 4926017 | [2] | BEARING-THRUST | NO.4 MAIN STD |
| 14. | 4926018 | [2] | BEARING-THRUST | NO.4 MAIN STD |
| *-3. | 4025122 | [1] | MAIN BEARING SET | 0.50MM |
| 11. | 3016772 | [7] | BEARING-MAIN | UPPER |
| 12. | 3016782 | [7] | BEARING-MAIN | LOWER |
| 13. | 4926017 | [2] | BEARING-THRUST | NO.4 MAIN STD |
| 14. | 4926018 | [2] | BEARING-THRUST | NO.4 MAIN STD |
| N*-4. | 4025123 | [1] | MAIN BEARING SET | 0.75MM |
| 11. | 3016773 | [7] | BEARING-MAIN | UPPER |
| 12. | 3016783 | [7] | BEARING-MAIN | LOWER |
| 13. | 4926017 | [2] | BEARING-THRUST | NO.4 MAIN STD |
| 14. | 4926018 | [2] | BEARING-THRUST | NO.4 MAIN STD |
| N*-5. | 4025124 | [1] | MAIN BEARING SET | 1.00MM |
| 11. | 3016774 | [7] | BEARING-MAIN | UPPER |
| 12. | 3016784 | [7] | BEARING-MAIN | LOWER |
| 13. | 4926017 | [2] | BEARING-THRUST | NO.4 MAIN STD |
| 14. | 4926018 | [2] | BEARING-THRUST | NO.4 MAIN STD |