| Item | Part No. | Part Name | Qty | Serial No. |
| CYLINDER BLOCK | ||||
| FRONT GEAR COVER - PRIOR 91 SERIES | ||||
| FRONT GEAR COVER - 91 SERIES AND AFTER | ||||
| OIL PAN | ||||
| FLYWHEEL | ||||
| CRANKSHAFT | ||||
| CRANKSHAFT PULLEY | ||||
| PISTON & CONNECTING ROD | ||||
| CAMSHAFT | ||||
| OIL FILL LOCATION | ||||
| OIL LEVEL GAUGE | ||||
| CAM FOLLOWER COVER - EARLY VERSION | ||||
| CAM FOLLOWER COVER - LATER VERSION |