| 8.3.1952 | 1 h Vero Beach | 67 | Jupiter | Dick Thierry | Bill Lloyd | ?th |
| 8.3.1952 | 12 h Vero Beach | 67 | Jupiter | Dick Thierry | Bill Lloyd | DNA |
| 9.3.1952 | Varpenloppet [S1.5] | | | Sven Servai | | 13th |
| 9.3.1952 | Varpenloppet [S1.5] | | | Lennart Brauenhjelm | | 10th |
| 9.3.1952 | Varpenloppet [S1.5] | | | Olle Persson | | 7th |
| 23.3.1952 | Palm Springs [Sports] | 25 | Jupiter | Bruce Mooney | L. Mooney | ?th |
| 23.3.1952 | Palm Springs [Production 1.5] | 25 | Jupiter | Bruce Mooney | L. Mooney | 3rd |
| 23.3.1952 | Palm Springs [Ladies Handicap] | 25 | Jupiter | Wanda Mooney | L. Mooney | 6th |
| 23.3.1952 | Palm Springs [Production 1.5] | | Jupiter | Dennis Buckley | Don Ricardo | DNF |
| 23.3.1952 | Palm Springs [Production 1.5] | | Jupiter | Terry Feil | Terry Feil | DNA |
| 23.3.1952 | Palm Springs [Sports] | | Jupiter | Newton Small | N. S. Small | DNA |
| 6.4.1952 | WJC Charterhall [Formule Libre] | 21 | Javelin Jupiter | W. A. Brearley | W. A. Brearley | DNA |
| 14.4.1952 | Goodwood Easter [4th Handicap Sports] | 58 | Jupiter | Joe Kelly | | 11th |
| 20.4.1952 | Preliminary Pebble Beach [Novice] | 49 | Jupiter | A. D. Riley | Terry G. Fell | DNA |
| 20.4.1952 | SCCA National Pebble Beach [S1.5] | 58 | Jupiter | Bruce Mooney | | 22nd |
| 10.5.1952 | Silverstone International | 10 | Jupiter | Bill Skelly | W. J. Skelly | 24th |
| 10.5.1952 | Silverstone International | 11 | Jupiter | Dickie Metcalfe | John Burness | 25th |
| 10.5.1952 | Silverstone International | 12 | Jupiter | George Philips | G. Philips | 20th |
| 17.5.1952 | GP Bern [S1.1] | 2 | Javelin Jupiter | Theo Gurzeler | Theo Gurzeler | 4th |
| 24.5.1952 | SCCA National Bridgehampton [Production 1.5] | 62 | Jupiter | Hugh Byfield | | 9th |
| 24.5.1952 | SCCA National Bridgehampton [Production 1.5] | 100 | Jupiter | Dick Thierry | | 4th |
| 29.5.1952 | British Empire Trophy | 8 | Jupiter | Joe Kelly | | 10th |
| 29.5.1952 | British Empire Trophy | 9 | Jupiter | J. A. Cowap | | DNS |
| 29.5.1952 | British Empire Trophy | 11 | Jupiter | Bill Skelly | | DNF |
| 29.5.1952 | British Empire Trophy | 12 | Jupiter | William Robinson | | 7th |
| 29.5.1952 | British Empire Trophy | | Jupiter | Cuff-Miller / Dudley | | DNS |
| 31.5.1952 | WJC Charterhall [S1.5/1.2s] | 62 | Javelin Jupiter | W. A. Brearley | W. A. Brearley | raced |
| 1.6.1952 | Prix de Monte Carlo | | Jupiter R1 | Marcel Becquart | Jowett | 10th |
| 15.6.1952 | 24 h Le Mans | 45 | Jupiter R1 | Becquart / Wilkins | Marcel Becquart | 13th |
| 15.6.1952 | 24 h Le Mans | 46 | Jupiter R1 | Hadley / Wise | Jowett | DNF |
| 15.6.1952 | 24 h Le Mans | 64 | Jupiter R1 | Gatsonides / van Zuylen van Nijevelt | Maurice Gatsonides | DNF |
| 21.6.1952 | WECC Boreham [Handicap 1.5] | 40 | Jupiter | Joe Kelly | | 3rd |
| 21.6.1952 | Carrell Speedway [Production 1.5] | | Jupiter | Dennis Shillam | | 19th |
| 10.7.1952 | Jersey International | 1 | Jupiter | G. A. Dudley | G. A. Dudley | DNQ |
| 10.7.1952 | Jersey International | 14 | Jupiter | Albert Wake | A. Wake | DNQ |
| 20.7.1952 | Torrey Pines [Production] | 56 | Jupiter | Allan Deutsch | Adolph Deutsch | ?th |
| 20.7.1952 | Torrey Pines [Production] | 57 | Jupiter | Dennis Shillam | Dennis Shillam | ?th |
| 20.7.1952 | Torrey Pines [Production] | 89 | Jupiter | George Pelling | George Pelling | ?th |
| 20.7.1952 | Torrey Pines [Production] | | Jupiter | Frank Manley | | ?th |
| 26.7.1952 | BARC Goodwood [Handicap] | 12 | Jupiter | John Lewis | | 4th |
| 27.7.1952 | WJC Charterhall [S1.5/1.2s] | 21 | Javelin Jupiter | W. A. Brearley | W. A. Brearley | DNA |
| 2.8.1952 | Boreham International [S2.0] | 8 | Jupiter | C. H. Swain | C. Swain | 15th |
| 2.8.1952 | Boreham International [S2.0] | 21 | Jupiter | Joe Kelly | J. Kelly | 21st |
| 3.8.1952 | GP Johore | 13 | Jupiter | F. E. N. Wills | | DNA |
| 9.8.1952 | ADMC Crimond [S1.6] | | Jupiter | R. D. Barrack | | 3rd |
| 16.8.1952 | 9 h Goodwood | 38 | Jupiter | Kelly / Gill | J. Kelly | DNS |
| 16.8.1952 | 9 h Goodwood | 42 | Jupiter | Cuff-Miller / Dudley | E. Cuff Miller | DNS |
| 23.8.1952 | National Turnberry [S1.5] | 71 | Javelin Jupiter | W. A. Brearley | W. A. Brearley | DNA |
| 23.8.1952 | National Turnberry [S1.5] | 77 | Jupiter | William Robinson | W. H. Robinson | DNA |
| 23.8.1952 | National Turnberry [S1.5] | 95 | | H. McEwan | G. Wishars | DNA |
| 30.8.1952 | 6 h Relay Silverstone [Handicap] | | Jupiter | G. Davidson | | 5th |
| 30.8.1952 | 6 h Relay Silverstone [Handicap] | | Jupiter | Alf Thomas | | 4th |
| 13.9.1952 | MCC Silverstone [Handicap] | 28 | Jupiter | N. Freedman | | 2nd |
| 13.9.1952 | MCC Silverstone [Handicap] | 32 | Jupiter | Alf Thomas | | 1st |
| 14.9.1952 | Skarpnäcksloppet [S1.5] | | Jupiter Le Mans | Rune Berg | | 4th |
| 16.9.1952 | Tour de France | 63 | Jupiter | Latune / Thomas | Jean Latune | 26th |
| 20.9.1952 | AMOC Snetterton [Handicap] | 44 | Jupiter | Bill Smith | | 5th |
| 4.10.1952 | National Castle Combe [S1.5] | | Jupiter | John Lewis | | raced |
| 11.10.1952 | Charterhall International [Sports] | 74 | Jupiter Le Mans | Davy Blane | D. J Blane | DNA |
| 11.10.1952 | Charterhall International [S1.5] | 74 | Jupiter Le Mans | Davy Blane | D. G. Blane | DNF |