500 Miglia di Monza Heat 1
Autodromo Nazionale di Monza
2.64 Mile Paved Oval
63 Laps/166.32 Miles
June 29, 1958
| Finish | Start | Driver | Car # | Sponsor/Name | Chassis | Engine | Laps | Status |
Points |
| 1 | 7 | Jim Rathmann | 5 | Zink Leader Card | Watson | Offy | 63 | 0:59:40.9 167.259 | |
| 2 | 6 | Jimmy Bryan | 1 | Belond AP | Salih | Offy | 63 | Finished | |
| 3 | 2 | Bob Veith | 9 | Bowes Seal Fast | Kurtis 500G | Offy | 62 | Flagged | |
| 4 | 11 | Stirling Moss | 10 | Eldorado/Italia | Maserati | Maserati | 62 | Flagged | |
| 5 | 8 | Johnny Thomson | 75 | D-A Lubricants | Kuzma | Offy | 61 | Flagged | |
| 6 | 1 | Luigi Musso | 12 | Ferrari | Ferrari | Ferrari | 60 | Flagged | |
| 7 | 10 | Troy Ruttman | 98 | Agajanian | Kuzma | Offy | 60 | Flagged | |
| 8 | 13 | Jimmy Reece | 24 | Hoyt Machine | Kurtis 500C | Offy | 59 | Flagged | |
| 9 | 15 | Maurice Trintignant | 55 | Sclavi & Amos | Kuzma | Offy | 59 | Flagged | |
| 10 | 12 | Ray Crawford | 49 | Meguiar's Mirror Glaze | Kurtis 500G | Offy | 58 | Flagged | |
| 11 | 17 | Jack Fairman | 2 | Lister Jaguar | Jaguar | Jaguar | 57 | Flagged | |
| 12 | 18 | Harry Schell | 16 | Chinetti | Ferrari | Ferrari | 56 | Flagged | |
| 13 | 16 | Masten Gregory | 4 | Jaguar | Jaguar | Jaguar | 55 | Flagged | |
| 14 | 19 | Ivor Bueb | 6 | Jaguar | Jaguar | Jaguar | 45 | Flagged | |
| 15 | 4 | Eddie Sachs | 35 | Jim Robbins | Kurtis 500G | Offy | 20 | Broken connecting rod | |
| 16 | 5 | Don Freeland | 26 | Bob Estes | Phillips | Offy | 16 | Broken cam gear | |
| 17 | 9 | Rodger Ward | 8 | Wolcott Fuel Injection | Lesovsky | Offy | 16 | Broken torsion bar | |
| 18 | 14 | Phil Hill | 14 | Ferrari | Ferrari | Ferrari | 11 | Magneto | |
| -- | -- | Mike Hawthorn | 12 | Ferrari | Ferrari | Ferrari | 34 | Relieved Musso 27-60 | |
| -- | -- | Juan Manuel Fangio | 29 | Dean Van Lines | Kuzma | Offy | -- | Did not start |