Elo Rating Over Time
| # | Elo | Old | New | Status | Circuit | Date | Race | ||
|---|---|---|---|---|---|---|---|---|---|
| 1960 Season | |||||||||
| 17 | +19.3 | 1,974 | 1,994 | Clutch | Kurtis Kraft | Indianapolis Motor Speedway | May 30, 1960 | Round 3 | |
| 1958 Season | |||||||||
| 19 | -9.5 | 1,982 | 1,973 | Brakes | Kurtis Kraft | Indianapolis Motor Speedway | May 30, 1958 | Round 4 | |
| 1955 Season | |||||||||
| 18 | -19.6 | 2,000 | 1,980 | Transmission | Trevis | Indianapolis Motor Speedway | May 30, 1955 | Round 3 | |