Note:
| Category * | Cylinder Capacity of the Engine (Ve) |
|---|---|
| 1 | Ve ≤ 1,500 cubic centimeters |
| 2 | 1,500 < Ve ≤ 2,000 cubic centimeters |
| 3 | 2,000 < Ve ≤ 2,500 cubic centimeters |
| 4 | 2,500 < Ve ≤ 3,000 cubic centimeters |
| 5 | 3,000 < Ve ≤ 3,500 cubic centimeters |
| 6 | 3,500 < Ve ≤ 4,500 cubic centimeters |
| 7 | 4,500 cubic centimeters < Ve |