| Part Number | Description | Notes | Price (USD) |
|---|---|---|---|
| 5001675 | Needle Bearing 15x21x16 | $7.12 | |
| 5001676 | Dowell Pin – Camshaft Gear | $2.19 | |
| 5001694 | Magnesium Clutch Cover | $32.60 | |
| 5001700 | Phillips Head Bolt | $1.85 | |
| 5001705 | Washer, Engine Oil Drain | Replaced by 5002407 | $2.99 |
| 5001724 | Thrust Washer 12x20x.8 | $2.07 | |
| 5001731 | Cylinder Head Stud | $2.61 | |
| 5001740 | Engine Oil Filter | $8.00 | |
| 5001740S | Stainless Steel Oil Filter | Limited Supply | CALL |
| 5001743 | Idle Adjustment Screw | Replaced by 6000502 & Thumbwheel | $6.75 |
| 5001745 | Seal, Double Lip, 8x16x6mm | $5.57 | |
| 5001749 | Seal, 12x25x5mm | FX400 style Cam Oil Seal | $7.32 |
| 5001756 | Exhaust Camshaft Assy. | Exhaust Camshaft Assy. | $175.00 |
| 5001767 | Electric Control Module (500 series) | $285.00 | |
| 5001778 | Fuel Pickup Filter | $6.12 | |
| 5001779 | Fuel Line, MX400 / X440s | $7.13 | |
| 5001781 | Ignition Coil Assembly | $49.00 | |
| 5001782 | Hose, Fuel, 6.4 x 51mm | $6.03 | |
| 5001783 | Seal 11.7x25x6 | $4.95 | |
| 5001784 | Roller Bearing 31.5x52x15 | $52.00 |
