| 1989 West Palm Beach 3 Hours |
3rd |
Costas Los |
+0.7 |
| 1989 Miami 3 Hours |
6th |
Albert Naon, Jr. |
+2.2 |
| 1989 Topeka 300 Kilometres |
6th |
Costas Los |
+2.7 |
| 1989 2 h San Antonio |
6th |
Costas Los |
+2.3 |
| 1989 Road Atlanta 500 Kilometres |
6th |
Costas Los |
+2.2 |
| 1989 Road America 500 Kilometres |
7th |
Costas Los |
+7.2 |
| 1989 Watkins Glen 500 Kilometres |
7th |
Costas Los |
+3.4 |
| 1989 Portland 300 Kilometres |
7th |
Costas Los |
+1.2 |
| 1989 360 km Tampa |
7th |
Costas Los |
+2.4 |
| 1989 Miami 3 Hours |
8th |
Costas Los |
+3.0 |
| 1989 300 km Sears Point |
8th |
Costas Los |
+1.4 |
| 1989 Del Mar 2 Hours |
10th |
Costas Los |
+2.4 |
| 1990 Topeka 300 Kilometres |
11th |
Martino Finotto |
+7.1 |
| 1990 Mid-Ohio 500 Kilometres |
12th |
Ruggero Melgrati |
+7.3 |
| 1989 Watkins Glen 500 Kilometres |
12th |
Martino Finotto |
+12.2 |
| 1991 2 h Lime Rock |
13th |
Ruggero Melgrati |
+6.8 |
| 1991 300 km Portland |
13th |
Ruggero Melgrati |
+6.4 |
| 1990 Lime Rock 150 Laps |
14th |
Martino Finotto |
+3.8 |
| 1990 Road Atlanta 500 Kilometres |
14th |
Ruggero Melgrati |
+8.3 |
| 1991 500 km Watkins Glen |
15th |
Martino Finotto |
+6.9 |