| Fig. | Item # | Hodaka Part # | Description | Amt. |
| A | 1A | 902501A | Cylinder head | 1 |
| A | 2 | 902503 | Cylinder head nut (M7) | 4 |
| A | 3 | 902504 | Cylinder head setting washer | 4 |
| A | 4 | 902502 | Cylinder head gasket | 1 |
| A | 5 | 902505 | Cylinder | 1 |
| A | 5-1 | 902506 | Cylinder inlet stud | 2 |
| A | 6 | 902508 | Exhaust nut | 1 |
| A | 7 | 902509 | Exhaust gasket | 1 |
| A | 8 | 902507 | Cylinder base gasket | 1 |
| A | 9 | 902000 | Magneto cover assembly (9-1/9-28) | 1 |
| A | 9-1 | 902001 | Magneto cover | 1 |
| A | 9-2 | 902004 | Magneto cover grease nipple (M12) | 1 |
| A | 9-4 | 902002 | Magneto cover | 1 |
| A | 9-5 | (41)0410 | Shifter cover setting screw | 2 |
| A | 9-6 | 902021 | Shifter guide | 1 |
| A | 9-7 | 902022 | Shifter arm | 1 |
| A | 9-8 | 902020 | Shifter pin | 1 |
| A | 9-9 | 90202502 | Shifter guide spacer t=0.2mm | 1 |
| A | 9-9 | 90202503 | Shifter guide spacer t=0.3mm | 1 |
| A | 9-10 | 902023 | Shifter sliding pin | 1 |
| A | 9-11 | 904620 | Shifter sliding pin snap ring | 1 |
| A | 9-12 | 902026 | Shifts arm adjust bolt | 1 |
| A | 9-13 | (63)06015 | Shifter arm spring washer | 1 |
| A | 9-14 | (51)0605 | Shifter arm nut | 1 |
| A | 9-15 | 902005 | Foot change shaft | 1 |
| A | 9-16 | 902009 | Foot change shaft key | 1 |
| A | 9-17 | 902010 | Foot change shaft key pin | 1 |
| A | 9-18 | 902011 | Foot change shaft key snap ring | 1 |
| A | 9-19 | 902008 | Foot change ratchet | 1 |
| A | 9-20 | 902012 | foot change ratchet spring | 1 |
| A | 9-21 | (25)0610 | Foot change center screw | 1 |
| A | 9-22 | 90201502 | Foot change shaft washer t=0.2mm | 1 |
| A | 9-22 | 90201503 | Foot change shaft washer t=0.3mm | 1 |
| A | 9-23 | 902014 | Foot change shaft snap ring | 1 |
| A | 9-24 | 902017 | Foot change ratchet plunger | 1 |
| A | 9-25 | 902018 | Foot change ratchet plunger spring | 1 |
| A | 9-26 | 902029 | Foot change inside cover | 1 |
| A | 9-27 | (41)0510 | Foot change inside cover setting screw | 6 |
| A | 9-28 | (63)05013 | Foot change inside cover spring washer | 6 |
| A | 10 | 902030 | Foot change lever | 1 |
| A | 11 | 902032 | Foot change lever rubber | 1 |
| A | 12 | (10)0622 | Foot -change lever setting bolt | 1 |
| A | 13 | (63)06015 | Foot change lever spring washer | 1 |
| A | 14 | (46)0645 | Magneto cover setting screw | 1 |
| A | 15 | (46)0660 | Magneto cover setting screw | 2 |
| A | 16 | 901500 | Clutch side cover assembly (16-1/16-5) | 1 |
| A | 16-1 | 901501 | Clutch side cover | 1 |
| A | 16-2 | 901503 | Clutch lever | 1 |
| A | 16-3 | 901502 | Clutch lever O ring | 1 |
| A | 16-4 | 901504 | Clutch lever setting rivet | 1 |
| A | 16-5 | 901506 | Kick crank shaft stop rubber | 1 |
| A | 17 | 901507 | Clutch pressure piece | 1 |
| A | 18 | 901508 | Clutch side cover gasket | 1 |
| A | 19 | 901510 | Oil gage | 1 |
| A | 20 | 901005 | Oil gage rubber gasket | 1 |
| A | 21 | (46)0660 | Clutch side cover setting screw | 3 |
| A | 22 | (46)0640 | Clutch side cover setting screw | 1 |
| A | 23 | 902510 | Gasket - engine complete overhaul gasket set | 1 |
| A | 24 | Screw Set 1 Model 90 | Screw set - magneto and clutch cover | 1 |