Extra Championship
SummaryStatisticsTeamsPositionsTeam MatesYear by Year
| Name | Ronald Wrenn |
| Country |  Great Britain |
| First Race | Grosser Preis von Wien 16/04/1961 |
| Last Race | Grosser Preis von Wien 16/04/1961 |
| Best Qualifying | 9th – Grosser Preis von Wien 16/04/1961 |
| Best Result | 7th – Grosser Preis von Wien 16/04/1961 |
Hume-Cooper (1961)
| 7th | 1 Time |
| DNS | 1 Time |
| Season | Team | Team Mate | Best Pos | Points | Wins | Poles | Position | Qualifying | ||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1961 | Hume-Cooper | John Langton | 20 | 14 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 |
| Year | Team | Engine | Races | 1st | 2nd | 3rd | Podiums | Poles | Fastest Laps | Laps | Leading Laps | Points | Avg Pts |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1961 |
Hume-Cooper |
Climax | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 31 | 0 | 0 | 0.00 |