| 5001860 | Water Pump Housing | Water Pump Housing with Bleeder | $35.51 |
| 5001861 | Idler Gear Bracket | Idler Gear Bracket | $45.66 |
| 5001862 | Cam Drive Gear Bracket | Cam Drive Gear Bracket | $42.67 |
| 5001863 | Start Clutch Cover | Start Clutch Cover | $21.10 |
| 5001864 | Engine Oil Pickup | Engine Oil Pickup | $28.29 |
| 5001865 | Cover, Oil Sump | Oil Sump Cover | $13.33 |
| 5001865/USED | Cover, Oil Sump | USED | $10.66 |
| 5001866 | Piston Pin Access Cover | Piston Pin Access Cover | $25.13 |
| 5001867 | Transmission Oil Pump Cover | Transmission Oil Pump Cover | $24.77 |
| 5001871 | Bearing Roller 25x52x15mm | Engine case crank bearing, and transmission case countershaft bearing | $100.00 |
| 5001878 | Cover, Oil Filter | Oil Filter Cover – Replaces 5000643 | $13.35 |
| 5001878/USED | Cover, Oil Filter | USED | $10.68 |
| 5001879 | Outlet, Water | | $17.15 |
| 5001880 | Scavenge Pump Cover | | $61.20 |
| 5001895 | Brass Washer 5.5x9.8x.93mm | | $1.11 |
| 5001902 | Bushing, Flange, 15x17x9mm | | $2.77 |
| 5001903 | Crankshaft Cartridge Plate Seal | | $9.69 |
| 5001919 | MX footpeg mount | | $13.12 |
| 5001921/USED | Engine Casing Assembly | USED | $344.99 |
| 5001924 | Clutch Spring - Set of 6 springs | We've had these springs manufactured to our specifications. 10% stronger and 60% less expensive than the originals. | $18.00 |
