Ludovico Scarfiotti won the Italian Grand Prix 1966 at Autodromo Nazionale di Monza on 4 September 1966, starting from P2 on the grid. Mike Parkes finished second for Ferrari, with Denny Hulme completing the podium for Brabham-Repco.
| Pos | Grid | Driver | Team | Laps | Time / Status | Pts | FL |
|---|---|---|---|---|---|---|---|
| 1 | 2 | Ludovico ScarfiottiSCA | Ferrari | 68 | 1:47:14.8 | 9 | |
| 2 | 1 | Mike ParkesPAR | Ferrari | 68 | +5.8 | 6 | |
| 3 | 10 | Denny HulmeHUL | Brabham-Repco | 68 | +6.1 | 4 | |
| 4 | 8 | Jochen RindtRIN | Cooper-Maserati | 67 | +1 Lap | 3 | |
| 5 | 14 | Mike SpenceSPE | Lotus-BRM | 67 | +1 Lap | 2 | |
| 6 | 15 | Bob AndersonAND | Brabham-Climax | 66 | +2 Laps | 1 | |
| 7 | 18 | Bob BondurantBON | BRM | 65 | +3 Laps | 0 | |
| 8 | 13 | Peter ArundellARU | Lotus-BRM | 63 | Engine | 0 | |
| 9 | 20 | Giacomo RussoRUS | Lotus-Climax | 63 | +5 Laps | 0 | |
| N | 16 | Giancarlo BaghettiBAG | Ferrari | 59 | Not classified | 0 | |
| R | 3 | Jim ClarkCLA | Lotus-BRM | 58 | Gearbox | 0 | |
| R | 17 | Jo SiffertSIF | Cooper-Maserati | 46 | Engine | 0 | |
| R | 5 | Lorenzo BandiniBAN | Ferrari | 33 | Ignition | 0 | |
| R | 4 | John SurteesSUR | Cooper-Maserati | 31 | Fuel leak | 0 | |
| R | 7 | Richie GintherGIN | Honda | 16 | Accident | 0 | |
| R | 6 | Jack BrabhamBRA | Brabham-Repco | 7 | Oil leak | 0 | |
| R | 19 | Dan GurneyGUR | Eagle-Weslake | 7 | Engine | 0 | |
| R | 9 | Jackie StewartSTE | BRM | 5 | Fuel leak | 0 | |
| R | 12 | Jo BonnierBON | Cooper-Maserati | 3 | Throttle | 0 | |
| R | 11 | Graham HillHIL | BRM | 0 | Engine | 0 | |
| F | 0 | Phil HillHIL | Eagle-Climax | 0 | Did not qualify | 0 | |
| F | 0 | Chris AmonAMO | Brabham-BRM | 0 | Did not qualify | 0 |