| Pos |
# |
Driver |
Car |
Time |
| 1 | 4 | Clay Regazzoni | Ferrari 312 B | 1:41,860 |
| 2 | 1 | Jackie Stewart | Tyrrell 001 Cosworth | 1:41,880 |
| 3 | 3 | Jacky Ickx | Ferrari 312 B | 1:42,410 |
| 4 | 15 | Jack Brabham | Brabham BT33 Cosworth | 1:43,570 |
| 5 | 12 | Chris Amon | March 701 Cosworth | 1:43,710 |
| 6 | 6 | Jean-Pierre Beltoise | Matra MS120 | 1:43,820 |
| 7 | 19 | Pedro Rodriguez | BRM P153 | 1:44,010 |
| 8 | 14 | Graham Hill | Lotus 72C Cosworth | 1:44,130 |
| 9 | 2 | Francois Cevert | March 701 Cosworth | 1:44,210 |
| 10 | 9 | Peter Gethin | McLaren M14A Cosworth | 1:44,460 |
| 11 | 7 | Henri Pescarolo | Matra MS120 | 1:44,550 |
| 12 | 23 | Reine Wisell | Lotus 72C Cosworth | 1:44,590 |
| 13 | 20 | Jackie Oliver | BRM P153 | 1:44,700 |
| 14 | 8 | Denny Hulme | McLaren M14A Cosworth | 1:44,950 |
| 15 | 17 | John Surtees | Surtees TS7 Cosworth | 1:45,030 |
| 16 | 11 | Jo Siffert | March 701 Cosworth | 1:46,150 |
| 17 | 16 | Rolf Stommelen | Brabham BT33 Cosworth | 1:46,300 |
| 18 | 24 | Emerson Fittipaldi | Lotus 72C Cosworth | 1:48,130 |
|
Grand Prix of Mexico 1970