| 15.5.1955 | SCCA National Cumberland [MG] | 67 | | Bob Holbert | R. Holbert | 9th |
| 15.5.1955 | SCCA National Cumberland [MG] | 68 | | Bill Schade | W. S. Schade | DNA |
| 15.5.1955 | SCCA National Cumberland [FM+GM+HM] | 97 | | Charles Limbacher | C. R. Limbacher | 15th |
| 15.5.1955 | Preliminary Cumberland [Ladies] | 101 | | Marilyn Steele | Max-Marilyn Steele | 7th |
| 15.5.1955 | Preliminary Cumberland [Novice 2.0] | 110 | | Strong | C. H. Strong | 13th |
| 15.5.1955 | Preliminary Cumberland [Novice MG] | 112 | | Charles Shaw | C. E. Shaw | 14th |
| 15.5.1955 | Preliminary Cumberland [Novice MG] | 137 | | T. L. Willmon | T. L. Willmon | 24th |
| 15.5.1955 | Preliminary Cumberland [Novice MG] | 138 | | Benedict Skitarelic | Dr. B. Skitarelic | 20th |
| 15.5.1955 | Preliminary Cumberland [Ladies] | 138 | | Mrs. B. Skitarelic | Dr. B. Skitarelic | DNA |
| 15.5.1955 | Preliminary Cumberland [Novice MG] | 143 | | Ted McLaughlin | T. McLaughlin | DNA |
| 15.5.1955 | Preliminary Cumberland [Novice MG] | 153 | | Sam Douglass | S. P. Douglass | DNA |
| 15.5.1955 | Preliminary Cumberland [Novice 2.0] | 154 | | Bernard Lust | B. Lust | 20th |
| 15.5.1955 | Preliminary Cumberland [Novice MG] | 160 | | Fred Reynolds | F. Reynolds | 9th |
| 15.5.1955 | SCCA National Cumberland [MG] | 161 | | Mike Ward | M. Ward, Jr. | 8th |
| 15.5.1955 | Preliminary Cumberland [Novice MG] | 162 | | R. J. Weber | R. J. Weber | 27th |
| 15.5.1955 | Preliminary Cumberland [Novice MG] | 170 | | Gerald Hammons | G. L. Hammons | 18th |
| 15.5.1955 | Preliminary Cumberland [Novice MG] | 185 | | Clement Boehler | C. F. Boehler | DNA |
| 15.5.1955 | Preliminary Cumberland [Novice MG] | 186 | | Peter Sanders | P. J. Sanders | DNA |
| 15.5.1955 | Preliminary Cumberland [Novice MG] | 196 | | Huntley Perry | H. H. Perry | DNA |
| 15.5.1955 | Preliminary Cumberland [Novice MG] | 202 | | Harry Logan | H. A. Logan, Jr. | DNA |
| 15.5.1955 | Preliminary Cumberland [Ladies] | 202 | | Barbara Yost | H. A. Logan, Jr. | 12th |
| 15.5.1955 | Preliminary Cumberland [Novice MG] | 221 | | James Winchell | J. F. Winchell | DNA |
| 15.5.1955 | Preliminary Cumberland [Novice MG] | 224 | | H. E. Tolley | H. E. Tolley | DNA |
| 15.5.1955 | Preliminary Cumberland [Novice MG] | 235 | | Ted Jayne | T. Jayne | DNA |
| 15.5.1955 | Preliminary Cumberland [Novice MG] | 239 | | W. P. Ewig, Jr. | A. F. Kluth | DNA |
| 15.5.1955 | SCCA National Cumberland [MG] | 240 | | Ike Maxwell | I. A. Maxwell, Jr. | DNA |
| 15.5.1955 | Preliminary Cumberland [Novice MG] | 253 | | J. G. Hultgren | R. H. Hultgren | DNA |
| 15.5.1955 | SCCA National Cumberland [MG] | 278 | | Gus Ehrman | G. Ehrman | 4th |
| 22.5.1955 | Marlboro [S2.0] | 29 | | Robert Lautz | | raced |
| 22.5.1955 | Marlboro [Novice 1.5] | | | Robert Lautz | | raced |
| 22.5.1955 | Marlboro [Modified] | | | | | raced |
| 29.5.1955 | SCCA Regional Thompson [MG] | 5 | | Bill Schade | | 3rd |
| 29.5.1955 | SCCA Regional Thompson [MG] | 8 | | Gale Arnold | | 17th |
| 29.5.1955 | SCCA Regional Thompson [MG] | 14 | | Don Quackenbush | | 11th |
| 29.5.1955 | SCCA Regional Thompson [MG] | 18 | | Ray Henley | | 8th |
| 29.5.1955 | SCCA Regional Thompson [MG] | 22 | | Len Bastrup | | 6th |
| 29.5.1955 | SCCA Regional Thompson [MG] | 27 | | Gus Ehrman | | 5th |
| 29.5.1955 | SCCA Regional Thompson [MG] | 28 | | McGowan | | 13th |
| 29.5.1955 | BRSCC Brands Hatch [S1.5] | 56 | | Bill Constable | | 6th |
| 29.5.1955 | Santa Barbara [Ladies] | | | Diane Newton | | ?th |
| 30.5.1955 | Iowa [GM+HM+FP+GP] | 16 | | Budd Blume | Bud Blume | DNA |
| 30.5.1955 | Iowa [FM+GM+FM+FP+GP] | 16 | | Budd Blume | Bud Blume | DNF |
| 30.5.1955 | Iowa [FM+GM+FM+FP+GP] | 19 | | Roy Heath | Roy Heath | raced |
| 30.5.1955 | Iowa [GM+HM+FP+GP] | 24 | | Joe Mayer | Joe Mayer | DNA |
| 30.5.1955 | Iowa [FM+GM+FM+FP+GP] | 24 | | Joe Mayer | Joe Mayer | DNA |
| 30.5.1955 | Iowa [EM+FM+CP+DP+EP] | 25 | | Sandy Downs | Sandy Downs | DNA |
| 30.5.1955 | Iowa [BM+CM+DM+EM+CP+DP+EP] | 25 | | Sandy Downs | Sandy Downs | DNA |
| 30.5.1955 | Iowa [FM+GM+FM+FP+GP] | 31 | | Wally Ingram | Wally Ingram | DNA |
| 30.5.1955 | Iowa [GM+HM+FP+GP] | 31 | | Wally Ingram | Wally Ingram | DNA |
| 30.5.1955 | National Davidstow [S1.3] | 36 | | P. Carder | | raced |
| 30.5.1955 | Iowa [Novice 1.5] | 38 | | Walter McCray | Walt McCray | DNA |
| 30.5.1955 | Iowa [GM+HM+FP+GP] | 38 | | Walter McCray | Walt McCray | DNA |
| 30.5.1955 | Iowa [Novice 1.5] | 49 | | Charles Torongo | Charles Torongo, Jr. | DNA |
| 30.5.1955 | Iowa [Novice 1.5] | 58 | | Wilma Boone | Wilma Boone | DNA |
| 30.5.1955 | Iowa [Ladies] | 58 | | Wilma Boone | Wilma Boone | DNA |
| 30.5.1955 | Iowa [GM+HM+FP+GP] | 58 | | Wilma Boone | Wilma Boone | DNA |
| 30.5.1955 | Iowa [Novice 1.5] | 60 | | Duane Beane | Duane Beane | DNA |
| 30.5.1955 | Iowa [EM+FM+CP+DP+EP] | 60 | | Duane Beane | Duane Beane | DNA |
| 30.5.1955 | Iowa [Novice 1.5] | 62 | | Bill Wuesthoff | William Wuesthoff | DNA |
| 30.5.1955 | Iowa [FM+GM+FM+FP+GP] | 62 | | Bill Wuesthoff | William Wuesthoff | raced |
| 30.5.1955 | Iowa [GM+HM+FP+GP] | 62 | | Bill Wuesthoff | William Wuesthoff | DNA |
| 30.5.1955 | Iowa [FM+GM+FM+FP+GP] | 74 | | Keith Thomson | Keith Thomson | DNA |
| 30.5.1955 | Iowa [GM+HM+FP+GP] | 74 | | Keith Thomson | Keith Thomson | DNA |
| 30.5.1955 | Iowa [Novice 1.5] | 74 | | Keith Thomson | Keith Thomson | DNA |
| 30.5.1955 | Iowa [GM+HM+FP+GP] | 88 | | Bob Cole | Robert Cole | DNA |
| 30.5.1955 | Iowa [FM+GM+FM+FP+GP] | 88 | | Bob Cole | Robert Cole | DNA |
| 30.5.1955 | Iowa [FM+GM+FM+FP+GP] | 106 | | Howard Peters | Howard Peters | DNA |
| 30.5.1955 | Iowa [Novice 1.5] | 106 | | Howard Peters | Howard Peters | DNA |
| 30.5.1955 | Iowa [GM+HM+FP+GP] | 106 | | Howard Peters | Howard Peters | DNA |
| 30.5.1955 | Iowa [FM+GM+FM+FP+GP] | 110 | | John Goans | John Goans, Jr. | DNA |
| 30.5.1955 | Iowa [GM+HM+FP+GP] | 110 | | John Goans | John Goans, Jr. | DNA |
| 30.5.1955 | Iowa [GM+HM+FP+GP] | 111 | | George Tipsword | George Tipsword | DNA |
| 30.5.1955 | Iowa [FM+GM+FM+FP+GP] | 111 | | George Tipsword | George Tipsword | DNA |
| 30.5.1955 | Iowa [FM+GM+FM+FP+GP] | 116 | | Lew Welge | Lew Welge | DNA |
| 30.5.1955 | Iowa [GM+HM+FP+GP] | 116 | | Lew Welge | Lew Welge | DNA |
| 30.5.1955 | Iowa [FM+GM+FM+FP+GP] | | | Ben Harris | Pat Smith | DNF |
| 5.6.1955 | Santa Rosa [MG Production 1.5] | 22 | #TD 17896 | Morrow Decker | | 15th |
| 5.6.1955 | Santa Rosa [S1.5] | 22 | #TD 17896 | Morrow Decker | | ?th |
| 5.6.1955 | Santa Rosa [MG Production 1.5] | 33 | | Roy Storey | | 8th |
| 5.6.1955 | Santa Rosa [MG Production 1.5] | 46 | | Greg Teaby | Riolo | 22nd |
| 5.6.1955 | Santa Rosa [MG Production 1.5] | 47 | | Jerry Behrens | | 11th |
| 5.6.1955 | Novice Santa Rosa [Modified 1.5] | 47 | | Jerry Behrens | | 14th |
| 5.6.1955 | Santa Rosa [MG Production 1.5] | 83 | | W. J. Morford | | 14th |
| 5.6.1955 | Novice Santa Rosa [Modified 1.5] | 84 | | William Winslow | | 16th |
| 5.6.1955 | Santa Rosa [MG Production 1.5] | 86 | | Pat Hart | | 13th |
| 5.6.1955 | Santa Rosa [MG Production 1.5] | 122 | | Leo Clouse | | 16th |
| 5.6.1955 | Santa Rosa [MG Production 1.5] | 126 | | Fred Lustig | | 21st |
| 5.6.1955 | Santa Rosa [MG Production 1.5] | 128 | | John Carlson | | 12th |
| 5.6.1955 | Novice Santa Rosa [Modified 1.5] | 128 | | John Carlson | | 13th |
| 5.6.1955 | Santa Rosa [MG Production 1.5] | 130 | | Fred Biven | | 20th |
| 5.6.1955 | Santa Rosa [MG Production 1.5] | 135 | | Jeffrey Tucker | | 17th |
| 5.6.1955 | Novice Santa Rosa [Modified 1.5] | 152 | | Bill Olsen | | 8th |
| 18.6.1955 | GP Edenvale | 6 | | Stan Dilley | British & European Motors | DNA |
| 18.6.1955 | GP Edenvale | 9 | | Roger Arnold | A. R. Digby | DNA |
| 18.6.1955 | GP Edenvale | 30 | | Harry Logan | Harry A. Logan, Jr. | DNA |
| 18.6.1955 | GP Edenvale | 36 | | Peter Sanders | Peter J. Sanders | DNA |
| 18.6.1955 | GP Edenvale | 44 | | Dino Pace | Dino Pace | DNA |
| 18.6.1955 | GP Edenvale | 50 | | W. F. Bambridge | W. F. Bambridge | DNA |
| 18.6.1955 | GP Edenvale | 59 | | Danny Srepl | Danny Srepl | DNA |
| 18.6.1955 | GP Edenvale | 70 | | Richard M. Addy | Richard M. Addy | DNA |