| Starts |
Epperly |
| Race |
Engine / Driver |
Grid |
Position |
Laps |
Reason |
| 1955 |
| Indianapolis |
Offenhauser / Jim Rathmann |
20 |
14 | 191 |
|
| Race |
Engine / Driver |
Grid |
Position |
Laps |
Reason |
| 1957 |
| Indianapolis |
Offenhauser / Jim Rathmann |
32 |
2 | 200 |
|
| Race |
Engine / Driver |
Grid |
Position |
Laps |
Reason |
| 1958 |
| Indianapolis |
Offenhauser / George Amick |
25 |
2 | 200 |
|
| Indianapolis |
Offenhauser / Jim Rathmann |
20 |
5 | 200 |
|
| Indianapolis |
Offenhauser / Tony Bettenhausen |
9 |
4 | 200 |
|
| Race |
Engine / Driver |
Grid |
Position |
Laps |
Reason |
| 1959 |
| Indianapolis |
Offenhauser / Johnny Boyd |
11 |
6 | 200 |
|
| Indianapolis |
Offenhauser / Paul Goldsmith |
16 |
5 | 200 |
|
| Indianapolis |
Offenhauser / Tony Bettenhausen |
15 |
4 | 200 |
|
| Race |
Engine / Driver |
Grid |
Position |
Laps |
Reason |
| 1960 |
| Indianapolis |
Offenhauser / Jim McWithey |
32 |
Ret | 60 | brakes
|
| Indianapolis |
Offenhauser / Jimmy Bryan |
10 |
Ret | 152 | fuel system
|
| Indianapolis |
Offenhauser / Johnny Boyd |
13 |
Ret | 77 | engine
|
| Indianapolis |
Offenhauser / Paul Goldsmith |
26 |
3 | 200 |
|
| Indianapolis |
Offenhauser / Wayne Weiler |
15 |
Ret | 103 | accident
|
|
|
| |
