| # | Driver | Laps | Time | Best |
|---|---|---|---|---|
| 1 | 1PATTACHAK R.GOT | 18 | 5:13.226 | 16.790 |
| 2 | 2EAKSIT W.(AUN) | 18 | 5:13.597 | 16.841 |
| 3 | 3KITTISAK BOWONRATTAKUL | 18 | 5:16.971 | 17.011 |
| 4 | 4MONCHAI C.-PU | 17 | 5:01.010 | 16.963 |
| 5 | 7YUTTANA TUM | 17 | 5:02.955 | 17.230 |
| 6 | 8BOONTAWE CHATIKANON | 17 | 5:03.255 | 17.003 |
| 7 | 9CHAI P. | 17 | 5:04.673 | 17.149 |
| 8 | 10OPAS W. | 17 | 5:05.687 | 17.128 |
| 9 | 5NACHPONG SANGSAWANG_TOY | 17 | 5:06.566 | 16.982 |
| 10 | 6AEKKALUCK B.PIPE | 1 | 0:22.953 | 22.953 |