Clutch
| Part name | Original part number | Current part number | Quantity required for 400cc | Quantity required for 650cc | Price, Euro, Ex VAT |
| Friction disk A | 22201-MN8-700 | 22201-MN8-700 | 5 | 7 | €11 |
| Friction disk B | 22201-302-010 | 22202-ML4-611 | 1 | 1 | €11 |
| Spring | 22401-ML7-000 | 22401-MM9-000 | 4 | 4 | €3 |
| Gasket | 11394-MR1-000 | 11394-MV1-850 | 1 | 1 | €11 |
| Lock nut | 90236-MN8-000 | 90236-MN8-000 | 1 | 1 | €5 |
| Pressure plate 400cc | 22350-KW0-000 | 22350-KW0-000 | 1 | 0 | €36 |
| Pressure plate 650cc | 22350-MR1-000 | 22350-MR1-000 | 0 | 1 | €36 |
Front fork
| Part name | Original part number | Current part number | Quantity for 400/650cc | Price, Euro, Ex VAT |
| Oil seal and dust seal | 51490-MN8-305 | 51490-MN8-305 | 2 | €22 |
| Upper bushing | 51414-MN5-003 | 51414-KCR-003 | 2 | €3 |
| Lower bushing | 51415-MM8-003 | 51415-KCR-003 | 2 | €9.50 |
Filters
| Part name | Original part number | Current part number | Quantity for 400/650cc | Price, Euro, Ex VAT |
| Air filter | 17210-MN8-000 | 17210-MM8-000 | 1 | €40 |
| Oil filter | 15410-MM9-003 | 15410-MM9-P03 | 1 | €10 |
| Oil filter and wrench | 15010-MW0-000 | 51415-KCR-003 | 1 | €12.50 |
| Fuel filter | 16900-MG8-003 | 16900-MG8-003 | 1 | €14.50 |
Carburettor
| Part name | Original part number | Current part number | Quantity | Price, Euro, Ex VAT |
| Gasket/seal set | ||||
| Gasket/seal set, early J 400cc (=>VDF1C B) | 16010-MM9-621 | 16010-MR1-691 | 2 | €35.50 |
| Gasket/seal set, late J 400cc (VDF1C C=>) | 16010-MR1-691 | 16010-MR1-691 | 2 | €35.50 |
| Gasket/seal set J 650cc | 16010-MM9-621 | 16010-MR1-691 | 2 | €35.50 |
| Gasket/seal set K 400cc/K 650cc | 16010-MR1-691 | 16010-MR1-691 | 2 | €35.50 |
| Gasket/seal set L 400cc/L 650cc | 16010-MN8-910 | 16010-MN8-910 | 2 | €33.50 |
| Vaccum piston & diaphram | ||||
| Vaccum piston & diaphram J/K 400cc | 16111-KW0-004 | 16111-KW0-004 | 2 | €103.50 |
| Vaccum piston & diaphram L 400cc | 16111-KW0-720 | 2 | ||
| Vaccum piston & diaphram J 650cc | 16112-MN8-004 | 16112-MN8-014 | 2 | €104.00 |
| Vaccum piston & diaphram K 650cc | 16111-MN8-752 | 16111-MN8-752 | 2 | €103.50 |
| Vaccum piston & diaphram L 650cc | 16111-MN8-910 | 16111-MN8-910 | 2 | €133.00 |
| Jet needle | ||||
| Jet needle J/K 400CC | 16151-KW0-004 | 2 | ||
| Jet needle L 400CC | 16151-KW0-720 | 16151-MV1-700 | 2 | €20.50 |
| Jet needle J/K 650CC | 16151-MN8-004 | 2 | ||
| Jet needle L 650CC | 16151-MN8-910 | 2 | ||
| Needle jet holder, 400cc | 16165-MF5-671 | 16165-MF5-671 | 2 | €18.00 |
| Needle jet holder, J 650cc | 16165-ME9-671 | 16165-ME9-671 | 2 | €23.00 |
| Needle jet holder, K/L 650cc | 16165-MN8-004 | 2 | ||
| Jets | ||||
| RR cyl, Main jet #138, early J 400cc (=>VDF1C A) | 99101-393-1380 | 99101-KPE-1380 | 1 | €6.00 |
| RR cyl, Main jet #135, late J 400cc (=>VDF1C B) | 99101-393-1350 | 99101-KPE-1350 | 1 | €6.00 |
| RR cyl, Main jet #135, K/L 400cc | 99101-393-1350 | 99101-KPE-1350 | 1 | €6.00 |
| RR cyl, Main jet #138, J/K 650cc | 99101-393-1380 | 99101-KPE-1380 | 1 | €6.00 |
| RR cyl, Main jet #132, L 650cc | 99101-393-1320 | 99101-KAS-1320 | 1 | €7.50 |
| FR cyl, Main jet #145, early J 400cc (=>VDF1C A) | 99101-393-1450 | 99101-GHB-1450 | 1 | €7.50 |
| FR cyl, Main jet #142, late J 400cc (=>VDF1C B) | 99101-393-1420 | 99101-GHB-1420 | 1 | €6.00 |
| FR cyl, Main jet #142, K 400/J 650cc | 99101-393-1420 | 99101-GHB-1420 | 1 | €6.00 |
| FR cyl, Main jet #132, K 650cc | 99101-393-1320 | 99101-KAS-1320 | 1 | €7.50 |
| FR cyl, Main jet #140, L 400cc/L 650cc | 99101-393-1400 | 99101-MAL-1400 | 1 | €9.00 |
| Slow jet, J/K 400cc | 99103-427-0350 | 99103-427-0350 | 2 | €9.00 |
| Slow jet, L 400cc | 99103-427-0380 | 99103-427-0380 | 2 | €7.50 |
| Slow jet, 650cc | 99103-427-0420 | 99103-427-0420 | 2 | €10.00 |
| Air cut off valves. | ||||
| Air cut off valve set, 400cc | 16048-KW0-004 | 16048-KW0-004 | 2 | €75.50 |
| Air cut off valve set, 650cc | 16048-MR1-004 | 16048-MR1-305 | 2 | €75.50 |
| Screw set | ||||
| Screw set, J/K/L 400cc, J/K 650cc | 16016-MN8-004 | 16016-MZ6-730 | 2 | €12.50 |
| Screw set, L 650cc | 16016-MN8-910 | 16016-MN8-910 | 2 | €13.50 |