| 21.2.1953 | SCCA National MacDill [Production] | 63 | Jupiter | William D. King | | DNA |
| 21.2.1953 | SCCA National MacDill [Production] | 99 | Jupiter | Ashley. D. Pace | | DNA |
| 8.3.1953 | Varpenloppet [S1.5] | | | Sven Servais | | 11th |
| 8.3.1953 | Varpenloppet [S1.5] | | | Oscar Swahl | | 13th |
| 8.3.1953 | Varpenloppet [S1.5] | | Jupiter | Per Callenbergh | | 7th |
| 8.3.1953 | Varpenloppet [S1.5] | | Jupiter | Rune Berg | | 4th |
| 21.3.1953 | BARC Goodwood [Handicap] | 11 | | G. A. Dudley | | 4th |
| 12.4.1953 | WJC Charterhall [S1.5/1.2s]+[S2.5/1.5s] | 14 | Javelin Jupiter | W. A. Brearley | W. A. Brearley | ?th |
| 12.4.1953 | SCCA National Bergstrom [S1.5] | 26 | Jupiter | Jim Saunders | | DNA |
| 12.4.1953 | SCCA National Bergstrom [Modified] | 26 | Jupiter | Jim Saunders | | DNA |
| 12.4.1953 | SCCA National Bergstrom [S1.5] | 38 | Jupiter | G. Wright | | 9th |
| 18.4.1953 | Preliminary Pebble Beach [Novice Handicap S1.5] | 81 | Jupiter | Marks | | 9th |
| 19.4.1953 | SCCA National Pebble Beach [S1.5] | 81 | Jupiter | Marks | | 8th |
| 2.5.1953 | BARC Goodwood [Closed Car Handicap] | 50 | Javelin | Robbie MacKenzie-Low | | 5th |
| 10.5.1953 | Eläintarhanajo | 42 | Jupiter | Vilho Hollming | | 4th |
| 17.5.1953 | Preliminary Golden Gate [Novice Handicap 1.5] | 96 | Jupiter | Tom Brandes | Thomas Brandes | DNA |
| 17.5.1953 | Preliminary Golden Gate [Novice Handicap 1.5] | 169 | Jupiter | Cal Marks | Cal Marks | DNA |
| 17.5.1953 | SCCA National Golden Gate [S1.5] | 169 | Jupiter | Cal Marks | Cal Marks | 8th |
| 17.5.1953 | Preliminary Golden Gate [Novice Handicap 1.5] | 170 | Jupiter | Norman Crum | Norman Crum | DNA |
| 17.5.1953 | SCCA National Golden Gate [S1.5] | 170 | Jupiter | | Norman Crum | DNA |
| 23.5.1953 | WJC Charterhall [S1.5/1.2s] | 37 | Javelin Jupiter | W. A. Brearley | W. A. Brearley | DNA |
| 23.5.1953 | SCCA National Bridgehampton [Production 1.5] | 97 | Jupiter | Pat Riedel | Pat Riedel | 6th |
| 24.5.1953 | 3 h Algeria | 15 | Jupiter | Latune | Ecurie Verte | ?th |
| 28.6.1953 | SCCA Regional Sullivan County [S1.5] | 31 | Jupiter | Charles Abry | | raced |
| 28.6.1953 | Stockton [Novice 1.5 race 1] | 84 | Jupiter | Don Connelly | | DNA |
| 4.7.1953 | MGCC Silverstone [Novice Handicap Heat 2] | 23 | | David Dixon | D. G. Dixon | DNA |
| 4.7.1953 | MGCC Silverstone [Team Relay] | 23 | Javelin | D. Dixon | | 3rd |
| 11.7.1953 | Leinster Trophy | | Jupiter | Joe Kelly | | raced |
| 26.7.1953 | 24 h Spa | 46 | Javelin | Leavens / Leavens | | DNF |
| 2.8.1953 | GP Johore | | Jupiter | Eng Quee Chia | Douglas Frank | 4th |
| 15.8.1953 | Charterhall International [S2.5/1.5s] | 6 | Jupiter | Tom Blackburn | T. Blackburn | DNA |
| 15.8.1953 | Charterhall International [S1.5/1.2s] | 6 | Jupiter | Tom Blackburn | T. Blackburn | raced |
| 15.8.1953 | Charterhall International [S1.5/1.2s] | 78 | Javelin Jupiter | W. A. Brearley | W. A. Brearley | DNA |
| 16.8.1953 | Preliminary Moffett [Novice] | 84 | Jupiter | Don Connelly | | 19th |
| 29.8.1953 | Floyd Bennett [S1.5] | 84 | Jupiter Mk IA | Bill Lloyd | William B. Lloyd | 1st |
| 29.8.1953 | 6 h Relay Silverstone [Handicap] | | Javelin | D. Dixon | | 9th |
| 29.8.1953 | 6 h Relay Silverstone [Handicap] | | Jupiter | Tom Blackburn | | 9th |
| 29.8.1953 | 6 h Relay Silverstone [Handicap] | | Jupiter | Ian Forbes | | 9th |
| 29.8.1953 | 6 h Relay Silverstone [Handicap] | | Jupiter | Alf Thomas | | 9th |
| 29.8.1953 | 6 h Relay Silverstone [Handicap] | | Jupiter | K. Crutch | | 9th |
| 5.9.1953 | Tourist Trophy | 41 | Jupiter | Lund / Robinson | Ted Lund | DNF |
| 5.9.1953 | Santa Barbara [Production 1.5] | 94 | Jupiter | Vivian Dunlop | Charles Jones | DNA |
| 12.9.1953 | BARC Goodwood [S1.5] | 28 | Jupiter | John Lewis | | 6th |
| 12.9.1953 | BARC Goodwood [Handicap] | 28 | Jupiter | John Lewis | | 3rd |
| 13.9.1953 | Skarpnäcksloppet [Production 1.5] | 2 | Jupiter | Rune Berg | | DNA |
| 20.9.1953 | WJC Charterhall [Sports Handicap] | 51 | Jupiter | C. M. M. Gillespie | C. M. M. Gillespie | raced |
| 20.9.1953 | Madera [Novices 1.5] | | Jupiter Special | Bud Grosso | | DNF |
| 20.9.1953 | Madera [Novices 1.5] | | Jupiter | | | raced |
| 20.9.1953 | Madera [Modified 1.5] | | Jupiter Special | Bill Behel | | DNF |
| 3.10.1953 | Long Beach [FP+GP] | 86 | Jupiter | Jack Carberry | Jack Carberry | DNA |
| 3.10.1953 | Long Beach [FP+GP] | 140 | Jupiter | Joseph Weissman | Joseph J. Weissman | DNA |
| 3.10.1953 | Long Beach [FP+GP] | 169 | Jupiter | Cal Marks | Jupiter Cars | DNA |
| 4.10.1953 | Long Beach [S1.5] | 86 | Jupiter | Jack Carberry | Jack Carberry | DNA |
| 4.10.1953 | Long Beach [Sports] | 86 | Jupiter | Jack Carberry | Jack Carberry | DNA |
| 4.10.1953 | Long Beach [Sports] | 140 | Jupiter | Joseph Weissman | Joseph J. Weissman | DNA |
| 4.10.1953 | Long Beach [S1.5] | 140 | Jupiter | Joseph Weissman | Joseph J. Weissman | DNA |
| 4.10.1953 | Long Beach [S1.5] | 169 | Jupiter | Cal Marks | Jupiter Cars | DNA |
| 4.10.1953 | Long Beach [Sports] | 169 | Jupiter | Cal Marks | Jupiter Cars | DNA |
| 17.10.1953 | Preliminary Reno [Novices 1.5] | 118 | Jupiter | Jack Carbury | | 10th |
| 25.10.1953 | SCCA National Turner [FP] | 30 | Jupiter | William D. King | | DNA |
| 25.10.1953 | SCCA National Turner [FP] | 38 | Jupiter | R. C. Welles | | DNA |
| 8.11.1953 | Preliminary March [Novice] | 33 | Jupiter | Joseph Weissman | Joseph J. Weissman | 30th |
| 8.11.1953 | SCCA National March [S1.5] | 62 | Jupiter | Cal Marks | Jowett Cars | 21st |
| 8.11.1953 | Preliminary March [Novice] | 62 | Jupiter | Jerry Worth | Jowett Cars | DNA |
| 8.11.1953 | SCCA National March [S1.5] | 86 | Jupiter | Jack Carberry | Jack F. Carberry | 8th |
| 8.11.1953 | Preliminary March [Production] | 86 | Jupiter | Jack Carberry | Jack F. Carberry | 15th |
| 8.11.1953 | Preliminary March [Novice] | 86 | Jupiter | Jack Carberry | | 19th |
| 8.11.1953 | Preliminary March [Novice] | 88 | Jupiter | Jack Carberry | Jack Carberry | DNA |
| 8.11.1953 | Preliminary March [Production] | 169 | Jupiter | Cal Marks | Jowett Cars | 6th |