Parts on group :
| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 001. | 15231-23012 | [1] | COMP CRANKSHAFT | 2 003 049 050 |
| 002. | 15231-23112 | [1] | CRANK SHAFT | PARTS 049 AND 050 REPLACED AT ONCE |
| 003. | 15131-01380 | [2] | PLUG PIN | |
| 004. | 15231-24113 | [1] | GEAR CRANK | |
| 005. | 05712-00720 | [1] | KEY, FEATHER | |
| 006. | 15231-23250 | [1] | COLLAR CRANK SHAFT | |
| 007. | 09550-00007 | [1] | SEAL OIL | |
| 008. | 15231-25010 | [1] | COMP FLYWHEEL | 9 010 |
| 009. | 15231-25115 | [1] | FLYWHEEL | |
| 010. | 15231-63820 | [1] | GEAR,RING | |
| 011. | 15231-25162 | [5] | BOLT FLYWHEEL | |
| 012. | 15231-25172 | [1] | WASHER FLYWHEEL | |
| 013. | 15231-21110 | [2] | PISTON | |
| 014. | 15231-21050 | [2] | ASSY RING PISTON | |
| 015. | 15231-21310 | [2] | PIN PISTON | |
| 016. | 15231-21330 | [4] | CIR-CLIP PISTON PIN | |
| 017. | 15231-21350 | [2] | BUSH PISTON PIN | |
| 018. | 15231-22012 | [2] | COMP CONNECTING ROD | 019 TO 022 |
| 019. | 15231-22112 | [2] | CONNECTING ROD | |
| 020. | 15231-22140 | [4] | BOLT CONNECTING ROD | |
| 021. | 15231-22172 | [2] | WASHER ROD BOLT | |
| 022. | 15231-22310 | [2] | METAL CRANK PIN | |
| 023. | 15231-28472 | [1] | METAL CRANK PIN 1 | |
| 024. | 15231-23460 | [2] | METAL CRANK PIN 2 | |
| 025. | 15231-23470 | [2] | METAL SIDE 1 | |
| 026. | 15231-23480 | [2] | METAL SIDE 2 | |
| 027. | 15231-04063 | [1] | ASSY CASE MAIN BEARI | 28 029 |
| 028. | 15231-04913 | [1] | CASE MAIN BEARING 1 | |
| 029. | 15231-04922 | [1] | CASE MAIN BEARING 2 | |
| 030. | 15231-04540 | [2] | BOLT 1 | |
| 031. | 15231-04573 | [2] | WASHER LOCK 1 | |
| 032. | 15231-04360 | [1] | PACKING LOCK | |
| 033. | 15231-04812 | [1] | COVER BEARING | |
| 034. | 15231-04820 | [1] | PACKING BEARING COVE | |
| 035. | 01153-50830 | [8] | HEX.BOLT | |
| 036. | 15231-06350 | [3] | WASHER LOCK 1 | |
| 037. | 15231-06360 | [1] | WASHER LOCK 2 | |
| 038. | 01153-50822 | [8] | HEX.BOLT | |
| 039. | 04512-50080 | [8] | WASHER,SPRING LOCK | |
| 040. | 04012-50080 | [8] | WASHER,PLAIN | |
| 041. | 09560-00006 | [1] | SEAL OIL | |
| 042. | 15231-04072 | [1] | ASSY CASE MAIN BEARI | 43 044 |
| 043. | 15231-04932 | [1] | CASE MAIN BEARIANG 1 | |
| 044. | 15231-04942 | [1] | CASE MAIN BEARIANG 2 | |
| 045. | 15231-04540 | [2] | BOLT 1 | |
| 046. | 15231-04580 | [2] | WASHER LOCK 2 | |
| 047. | 15231-04560 | [1] | BOLT 2 | |
| 048. | 15221-04590 | [1] | WASHER 3 | |
| 049. | 32160-15160 | [1] | BEARING | 19mm OUTER DIAMETER |
| 049. | 00750-50050 | [1] | BEARING | 18mm OUTER DIAMETER |
| 050. | 09400-16267 | [1] | SEAL OIL |