| series | Champcar complete |
| driver |  Slim Roberts |
| year | race | team | car | entry | start | finish | chassis | engine | laps led | * |
| 1956 | Pikes Peak | Bill Grover | 6 | Grover | 1 | 3 | Grover 48 D [1] | Chevy S6 | ||
| 1957 | Pikes Peak | Dick Frenzel | 85 | Bob Jones Skyland Ford | 2 | 2 | Frenzel 57 D [2] | Lincoln V8 | ||
| 1958 | Pikes Peak | Dick Frenzel | 85 | Bob Jones Skyland Ford | 4 | 3 | Frenzel 57 D [2] | Lincoln V8 | ||
| 1959 | Pikes Peak | Dick Frenzel | 85 | Rocky Mountain Paving | 1 | 2 | Frenzel 57 D [2] | Lincoln V8 | ||
| 1960 | Pikes Peak | Dick Frenzel | 85 | Frenzel | 9 | 6 | Frenzel 57 D [2] | Lincoln V8 | ||
| 1961 | Pikes Peak | Dick Frenzel | 85 | Frenzel | 3 | 2 | Frenzel 57 D [2] | Lincoln V8 | ||
| 1962 | Pikes Peak | Conze Racing | 5 | Conze | 5 | 19 | Conze 60 D [1] | Offy 220 | ||
| 1965 | Pikes Peak | Unser Racing | 9 | Sproul Homes | 25 | 9 | Kurtis 4000 D | Chevy V8 |
8 entries
