| Class | Sub-Class | Type of record | Performance | Date Sort ascending | Claimant | Status | Region | ID | |||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Powered Aeroplanes | C-1c | Speed over a closed circuit of 2 000 km without payload | 283,81 km/h | 11 Oct 1956 | Lubos Stastny (TCH) (10427) | ratified - superseded since approved | World | 10427 | → | ⌄ | |
| Powered Aeroplanes | C-1b | Speed over a closed circuit of 500 km without payload | 286,729 km/h | 08 Oct 1956 | Lubos Stastny (TCH) (8027) | ratified - superseded since approved | World | 8027 | → | ⌄ |
