| E01 | CRANKCASE ASSY. - E01 |
| E01-1 | LEFT CRANKCASE ASSY. - E01-1 |
| E01-2 | RIGHT CRANKCASE ASSY. - E01-2 |
| E01-3 | RIGHT SIDE COVER ASSY. - E01-3 |
| E01-4 | LEFT SIDE COVER ASSY. - E01-4 |
| E02-1 | CYLINDER HEAD COVER ASSY. - E02-1 |
| E02-2 | CYLINDER HEAD ASSY. - E02-2 |
| E02-3 | CYLINDER BODY ASSY. - E02-3 |
| E02-4 | CAMSHAFT ASSY. - E02-4 |
| E03 | MAGNETO ASSY. - E03 |
| E04 | CRANKSHAFT /CONNECTING ROD @^ PISTON ASSY. - E04 |
| E05 | CLUTCH ASSY. - E05 |
| E06 | TRANSMISSION ASSY. - E06 |
| E07 | OIL PUMP ASSY. - E07 |
| E09 | ELECTRIC STARTING ASSY. - E09 |
| E16 | BALANCE SHAFT ASSY. - E16 |
| E17 | THROTTLE BODY ASSY. - E17 |
| E20 | - E20 |
