See main article: Cycling at the 2010 South American Games. The Men's 1 km time trial event at the 2010 South American Games was held on March 21.
| width=200 bgcolor=gold | Gold | width=200 bgcolor=silver | Silver | width=200 bgcolor=CC9966 | Bronze |
| Fabián Puerta | Jonathan Marín | Davi Romeo |
| Rank | width=250 | Rider ! | width=100 | 250 m ! | width=100 | 500 m ! | width=100 | 750 m ! | width=100 | Time |
|---|---|---|---|---|---|---|---|---|---|---|
| 19.242 (3) | 32.851 (1) | 47.605 (1) | 1:03.953 | |||||||
| 19.257 (4) | 33.198 (3) | 48.118 (2) | 1:04.756 | |||||||
| 19.239 (2) | 33.838 (5) | 49.311 (5) | 1:05.656 | |||||||
| 4 | 18.683 (1) | 33.034 (2) | 48.716 (3) | 1:05.787 | ||||||
| 5 | 19.369 (5) | 33.548 (4) | 48.937 (4) | 1:06.041 | ||||||
| 6 | 20.415 (8) | 35.084 (8) | 50.459 (7) | 1:06.792 | ||||||
| 7 | 19.689 (7) | 35.026 (7) | 50.643 (8) | 1:06.975 | ||||||
| 8 | 19.660 (6) | 34.519 (6) | 50.402 (6) | 1:07.389 | ||||||
| 9 | 21.595 (9) | 37.935 (9) | 55.141 (9) | 1:13.123 | ||||||
| DNS | ||||||||||