| 31.7.1955 | SCCA National Seafair [FM+GM+HM+FIII] | 222 | | John Peters | | 26th |
| 13.8.1955 | 1 h Edenvale [Le Mans Handicap] | 19 | 300BC Spider | William S. Mitchell | | 21st |
| 13.8.1955 | Edenvale [S1.1] | 19 | 300BC Spider | William S. Mitchell | | 2nd |
| 13.8.1955 | Edenvale [S1.1] | 20 | Amica Spyder | James Diaz | | 1st |
| 13.8.1955 | 1 h Edenvale [Le Mans Handicap] | 20 | Amica Spyder | James Diaz | | DNA |
| 13.8.1955 | Edenvale [S1.1] | 87 | Spider | Ernst Ruffini | | 3rd |
| 13.8.1955 | 1 h Edenvale [Le Mans Handicap] | 87 | Spider | Ernst Ruffini | | DNA |
| 21.8.1955 | Novice Buchanan Field [Modifed 1.5] | 2 | | Thomas Colangelo | Tom Colangelo | DNA |
| 21.8.1955 | Novice Buchanan Field [Modifed +1.5] | 14 | | Raul Zainasheff | Raul Zainasheff | ?th |
| 3.9.1955 | Premiliary Santa Barbara [Modified 1.5] | 147 | 300BC Spider | Don Ricardo | Robert P. Sutton | DNA |
| 4.9.1955 | SCCA National Thompson [FM] | 85 | | Oscar Weissenborn | | DNA |
| 4.9.1955 | SCCA National Thompson [EM+EP] | 100 | 208CS | George Arents | | DNA |
| 4.9.1955 | SCCA National Thompson [GM+HM] | 103 | 300BC Spider | Bill Weldon | | DNA |
| 4.9.1955 | SCCA National Thompson [GM+HM] | 105 | 300BC Spider | Theodore Vergon | | raced |
| 4.9.1955 | SCCA National Thompson [GM+HM] | 131 | 300BC | John Norwood | | DNA |
| 4.9.1955 | Santa Barbara [Modified 1.5] | 147 | 300BC | Don Ricardo | Robert P. Sutton | DNA |
| 5.9.1955 | Preliminary Kansas City [GM+HM+FP+GP] | 36 | | Charles Torongo | | 19th |
| 10.9.1955 | SCCA National Road America [EM+FM] | 33 | | Jim Florian | Jim Florian | 12th |
| 11.9.1955 | SCCA National Road America [GM+HM] | 4 | | Robert S. Dickens | Robert Sidney Dickens | DNA |
| 11.9.1955 | SCCA National Road America [GM+HM] | 146 | | Charles Torongo | Charles Torongo, Jr. | 12th |
| 11.9.1955 | SCCA National Road America [GM+HM] | 187 | | Ernst Ruffini | Ernst F. Ruffini | 13th |
| 17.9.1955 | SCCA National Watkins Glen [FM+GM+HM+FP] | 103 | 300BC | Bill Weldon | William H. Weldon | DNA |
| 17.9.1955 | SCCA National Watkins Glen [FM+GM+HM+FP] | 115 | 300BC Spider | William S. Mitchell | Jan C. Mueller | 27th |
| 17.9.1955 | SCCA National Watkins Glen [FM+GM+HM+FP] | 120 | 300BC Spider | James Diaz | James Diaz, Jr. | 25th |
| 17.9.1955 | SCCA National Watkins Glen [Formula Libre] | 142 | 208CS Balbo | George Arents | Ecurie Chacun a Son Gout | DNA |
| 17.9.1955 | SCCA National Watkins Glen [FM+GM+HM+FP] | 166 | 300BC Spider | Dick Yares | Ecurie Broque | DNF |
| 17.9.1955 | SCCA National Watkins Glen [FM+GM+HM+FP] | 224 | 300BC Spider | Ernst Ruffini | Ernst F. Ruffini | DNA |
| 17.9.1955 | SCCA National Watkins Glen [FM+GM+HM+FP] | 251 | 300BC Spider | John Norwood | John Norwood | DNF |
| 9.10.1955 | SCCA Regional Thompson [FM+GM+HM] | 31 | 300BC Spider | Walt Kern | | 11th |
| 9.10.1955 | SCCA Regional Thompson [FM+GM+HM] | 88 | 300BC Spider | W. Allen | | 8th |
| 16.10.1955 | Targa Florio | 38 | 1100 GT | Mauthe / Montalbano | | DNF |
| 16.10.1955 | Targa Florio | 40 | 1100 GT | Spinel / Soldano | | DNF |
| 16.10.1955 | SCCA National Hagerstown [FM+GM+HM] | 84 | Spider | Franz Hannig | Franz J. Hannig | 20th |
| 16.10.1955 | SCCA National Hagerstown [FM+GM+HM] | 87 | | Ernst Ruffini | Ernst F. Ruffini | 24th |
| 16.10.1955 | SCCA National Hagerstown [FM+GM+HM] | 93 | 300BC | Theodore Vergon | Theodore Vergon | 17th |
| 16.10.1955 | SCCA National Hagerstown [FM+GM+HM] | 103 | | Bill Weldon | William H. Weldon | DNA |
| 16.10.1955 | SCCA National Hagerstown [FM+GM+HM] | 106 | | James Diaz | James Diaz, Jr. | 15th |
| 16.10.1955 | SCCA National Hagerstown [FM+GM+HM] | 199 | 300BC | Ray Heppenstall | Ray B. Heppenstall | 11th |
| 16.10.1955 | SCCA National Hagerstown [FM+GM+HM] | 208 | | Howard Hanna | Howard Hanna | 12th |
| 30.10.1955 | SCCA National Sacramento [CP+DP+EP] | 14 | | Lou Keller | | 5th |
| 30.10.1955 | Coppa Sant Ambroeus | | 1300 | Elio Zagato | | ?th |
| 30.10.1955 | Coppa Sant Ambroeus [Handicap] | | 1300 | Elio Zagato | | 2nd |
| 24.11.1955 | Walterboro [GM+HM+FP+GP+HP] | 21 | | Koehne | | 9th |
| 24.11.1955 | Walterboro [Handicap] | 21 | | Koehne | | 7th |
| 24.11.1955 | Walterboro [Handicap] | 50 | 300BC | Ray Heppenstall | | 2nd |
| 24.11.1955 | Walterboro [GM+HM+FP+GP+HP] | 50 | 300BC | Ray Heppenstall | | 1st |
| 24.11.1955 | Walterboro [BM+CM+DM+EM+FM+CP+DP+EP] | 50 | 300BC | Ray Heppenstall | | 7th |
| 9.12.1955 | Nassau [Production 2.0] | 50 | 300BC | Ray Heppenstall | | raced |
| 11.12.1955 | Nassau Trophy | 50 | 300BC | Ray Heppenstall | | 45th |
| 11.12.1955 | Nassau Trophy | 100 | 208CS Balbo | George Arents | | DNA |