| 1.5.1955 | SCCA National Bakersfield [S1.5] | 22 | TD | Morrow Decker | Stiles Decker | 25th |
| 1.5.1955 | SCCA National Bakersfield [S1.5] | 32 | TC | Duane Feuerhelm | D. R. Feuerhelm | 17th |
| 1.5.1955 | SCCA National Bakersfield [S1.5] | 44 | TD | Chuck Barrett | Chuck Barrett | DNS |
| 1.5.1955 | SCCA National Bakersfield [S1.5] | 51 | TF 1500 | Jene Blank | Bering Monroe | DNA |
| 1.5.1955 | SCCA National Bakersfield [S1.5] | 94 | TF | Leslie Hoeft | Leslie M. Hoeft | DNS |
| 1.5.1955 | SCCA National Bakersfield [S1.5] | 103 | TD | Lorry Grube | Lorry Grube | 19th |
| 1.5.1955 | SCCA National Bakersfield [S+1.5] | 155 | TC | Harold Erb | Harold Erb | DNS |
| 1.5.1955 | SCCA National Bakersfield [S1.5] | 214 | TF 1500 | Karl Brigandi | Dr. Karl Brigandi | 18th |
| 1.5.1955 | SCCA Regional Thompson [FP] | | TF | | | raced |
| 1.5.1955 | Cassidy [Production MG] | | TF | Jim Lee | | 1st |
| 1.5.1955 | SCCA Regional Thompson [FP] | | TF | | | raced |
| 1.5.1955 | Cassidy [Production MG] | | TD | Frank Hall | | 2nd |
| 1.5.1955 | Cassidy [Ladies Handicap] | | TF | Fay Lee | | 2nd |
| 1.5.1955 | Cassidy [Production MG] | | TD | Garry Richards | | 3rd |
| 1.5.1955 | SCCA Regional Thompson [FP] | | TF | | | raced |
| 1.5.1955 | SCCA Regional Thompson [FP] | | TF | | | raced |
| 13.5.1955 | Ulster Trophy | | | Tom Allen | | DNF |
| 13.5.1955 | Ulster Trophy | | TD | Lacy | | raced |
| 13.5.1955 | Ulster Trophy | | | Billy Leeper | | raced |
| 14.5.1955 | ADMC Crimond [S1.5] | 7 | | Jim Mackay | J. MacKay | 4th |
| 14.5.1955 | ADMC Crimond [S2.7] | 28 | TF 1500 | Ian Skelly | W. J. Skelly | raced |
| 14.5.1955 | ADMC Crimond [S1.5] | 28 | TF 1500 | Bill Skelly | W. J. Skelly | 3rd |
| 14.5.1955 | MMKMC Silverstone [Members Handicap] | 32 | TD Special | Tom Dargue | | 3rd |
| 14.5.1955 | MMKMC Silverstone [S1.5] | 32 | TD Special | Tom Dargue | | 3rd |
| 14.5.1955 | ADMC Crimond [S1.5] | 38 | | A. Q. Gardiner | A. Q. Gardiner | DNA |
| 14.5.1955 | ADMC Crimond [S1.5] | 39 | | L. Grant | L. Grant | DNA |
| 14.5.1955 | ADMC Crimond [S1.5] | 42 | | K. McLennan | K. McLennan | DNA |
| 14.5.1955 | ADMC Crimond [S1.5] | 43 | | J. R. Galloway | J. R. Galloway | DNA |
| 15.5.1955 | Preliminary Cumberland [Novice MG] | 16 | TC | Joe Helweg | J. Helwig, Jr. | DNA |
| 15.5.1955 | Preliminary Cumberland [Novice MG] | 18 | TC | R. L. Rice | R. L. Rice | 16th |
| 15.5.1955 | Preliminary Cumberland [Novice 2.0] | 24 | TC | Suzy Dietrich | S. Dietrich | DNF |
| 15.5.1955 | Preliminary Cumberland [Novice MG] | 26 | TC | R. H. Beverly | R. H. Beverly | 23rd |
| 15.5.1955 | Preliminary Cumberland [Novice MG] | 27 | TD | T. Kramer | T. K. Kramer | 25th |
| 15.5.1955 | Preliminary Cumberland [Novice MG] | 35 | TF 1500 | Herrick Smith | H. H. Smith | 10th |
| 15.5.1955 | Preliminary Cumberland [Novice MG] | 36 | TD | H. B. Williamson | H. B. Williamson | 17th |
| 15.5.1955 | Preliminary Cumberland [Novice MG] | 41 | TD | R. Konll | R. Konll | DNF |
| 15.5.1955 | Preliminary Cumberland [Novice MG] | 42 | TD | W. S. DeWolf | W. S. DeWolf | 22nd |
| 15.5.1955 | SCCA National Cumberland [MG] | 57 | TF 1500 | Dick Nash | R. L. Nash | 2nd |
| 15.5.1955 | Preliminary Cumberland [Novice MG] | 65 | TF 1500 | Oakleigh Robinson | O. Robinson | 11th |
| 15.5.1955 | Preliminary Cumberland [Novice MG] | 66 | TF 1500 | R. D. Ryder | R. D. Ryder | 2nd |
| 15.5.1955 | SCCA National Cumberland [FM+GM+HM] | 66 | TF 1500 | R. D. Ryder | R. D. Ryder | raced |
| 15.5.1955 | SCCA National Cumberland [MG] | 67 | TD | Bob Holbert | R. Holbert | 9th |
| 15.5.1955 | SCCA National Cumberland [MG] | 68 | TD | Bill Schade | W. S. Schade | DNA |
| 15.5.1955 | Preliminary Cumberland [Novice MG] | 70 | TF 1500 | Henry Dahl | H. J. Dahl | 4th |
| 15.5.1955 | SCCA National Cumberland [MG] | 72 | | Ray Henley | R. H. Henley | DNA |
| 15.5.1955 | Preliminary Cumberland [Novice MG] | 82 | TF 1500 | Thomas Fitzsimmons | T. Fitzsimmons | raced |
| 15.5.1955 | Preliminary Cumberland [Novice MG] | 83 | TC | George Sterner | G. L. Sterner | 13th |
| 15.5.1955 | Preliminary Cumberland [Novice MG] | 86 | TF 1500 | David Herson | J. Herson | 5th |
| 15.5.1955 | SCCA National Cumberland [MG] | 90 | TF | Ralph Durbin | R. L. Durbin | 3rd |
| 15.5.1955 | Preliminary Cumberland [Novice MG] | 91 | TF 1500 | Foxy Carter | Foxy Carter | 3rd |
| 15.5.1955 | Preliminary Cumberland [Novice MG] | 92 | TC | George Valentine | G. F. Valentine | 7th |
| 15.5.1955 | SCCA National Cumberland [MG] | 92 | TC | Ed Licht | | 10th |
| 15.5.1955 | Preliminary Cumberland [Novice MG] | 94 | TC | E. H. Polack | E. H. Polack II | 29th |
| 15.5.1955 | SCCA National Cumberland [FM+GM+HM] | 97 | TD | Charles Limbacher | C. R. Limbacher | 15th |
| 15.5.1955 | Preliminary Cumberland [Novice MG] | 99 | TC | F. M. Vilmar | F. M. Vilmar | 30th |
| 15.5.1955 | Preliminary Cumberland [Novice MG] | 101 | TD | Max-Marilyn Steele | Max Steele | 15th |
| 15.5.1955 | SCCA National Cumberland [MG] | 109 | TF 1500 | Jack Ryan | J. E. Ryan | 1st |
| 15.5.1955 | Preliminary Cumberland [Novice 2.0] | 110 | TD | Strong | C. H. Strong | 13th |
| 15.5.1955 | Preliminary Cumberland [Novice MG] | 112 | TD Mk II | Charles Shaw | C. E. Shaw | 14th |
| 15.5.1955 | SCCA National Cumberland [MG] | 115 | TF | Barbara Goodman | B. J. Goodman | DNA |
| 15.5.1955 | Preliminary Cumberland [Novice MG] | 117 | TF 1500 | David Lewis | D. L. Lewis | 12th |
| 15.5.1955 | Preliminary Cumberland [Novice MG] | 121 | TF | Elmer Archibald | E. V. Archibald | 19th |
| 15.5.1955 | Preliminary Cumberland [Novice 3.0] | 123 | | Ralph Snavely | R. T. Snavely | 18th |
| 15.5.1955 | SCCA National Cumberland [MG] | 127 | TF | William Long | W. R. Long | 6th |
| 15.5.1955 | Preliminary Cumberland [Novice MG] | 137 | TD | T. L. Willmon | T. L. Willmon | 24th |
| 15.5.1955 | Preliminary Cumberland [Novice MG] | 138 | TD | Benedict Skitarelic | Dr. B. Skitarelic | 20th |
| 15.5.1955 | Preliminary Cumberland [Novice MG] | 141 | TF 1500 | Leech Cracraft | Leech Cracraft | 1st |
| 15.5.1955 | Preliminary Cumberland [Novice MG] | 143 | TD | Ted McLaughlin | T. McLaughlin | DNA |
| 15.5.1955 | Preliminary Cumberland [Novice MG] | 144 | TC | John Dowd | J. C. Dowd, Jr. | DNA |
| 15.5.1955 | Preliminary Cumberland [Novice MG] | 146 | TC | Frank Baptista | F. W. Baptista | 6th |
| 15.5.1955 | Preliminary Cumberland [Novice MG] | 147 | TF 1500 | Ed Caldwell | E. R. Caldwell | 26th |
| 15.5.1955 | Preliminary Cumberland [Novice MG] | 153 | TD Mk II | Sam Douglass | S. P. Douglass | DNA |
| 15.5.1955 | Preliminary Cumberland [Novice 2.0] | 154 | TD | Bernard Lust | B. Lust | 20th |
| 15.5.1955 | Preliminary Cumberland [Novice MG] | 155 | TF 1500 | Stephen Spitler | B. Lust | DNA |
| 15.5.1955 | SCCA National Cumberland [MG] | 155 | TF 1500 | Stephen Spitler | B. Lust | 5th |
| 15.5.1955 | Preliminary Cumberland [Novice MG] | 160 | TD | Fred Reynolds | F. Reynolds | 9th |
| 15.5.1955 | SCCA National Cumberland [MG] | 160 | TD | Fred Reynolds, Jr. | F. Reynolds | 7th |
| 15.5.1955 | SCCA National Cumberland [MG] | 161 | TD | Mike Ward | M. Ward, Jr. | 8th |
| 15.5.1955 | Preliminary Cumberland [Novice MG] | 162 | TD | R. J. Weber | R. J. Weber | 27th |
| 15.5.1955 | Preliminary Cumberland [Novice MG] | 163 | TF 1500 | Bill Edwards | W. W. Edwards | 21st |
| 15.5.1955 | Preliminary Cumberland [Novice MG] | 166 | TC | J. R. McMaster | J. R. McMaster, Jr. | 28th |
| 15.5.1955 | SCCA National Cumberland [MG] | 169 | TF 1500 | Jack Manting | J. Manting | DNF |
| 15.5.1955 | Preliminary Cumberland [Novice MG] | 170 | TD | Gerald Hammons | G. L. Hammons | 18th |
| 15.5.1955 | Preliminary Cumberland [Novice MG] | 173 | TF 1500 | Neil Stewart | N. A. Stewart | 8th |
| 15.5.1955 | Preliminary Cumberland [Novice MG] | 185 | TD | Clement Boehler | C. F. Boehler | DNA |
| 15.5.1955 | Preliminary Cumberland [Novice MG] | 186 | TD | Peter Sanders | P. J. Sanders | DNA |
| 15.5.1955 | Preliminary Cumberland [Novice MG] | 189 | TC | Charles Ellmers | B. Hitchcock | DNA |
| 15.5.1955 | Preliminary Cumberland [Novice MG] | 196 | TD | Huntley Perry | H. H. Perry | DNA |
| 15.5.1955 | Preliminary Cumberland [Novice MG] | 202 | TD | Harry Logan | H. A. Logan, Jr. | DNA |
| 15.5.1955 | Preliminary Cumberland [Novice MG] | 221 | TD | James Winchell | J. F. Winchell | DNA |
| 15.5.1955 | Preliminary Cumberland [Novice MG] | 222 | TF 1500 | Russell | R. Russell | DNA |
| 15.5.1955 | Preliminary Cumberland [Novice MG] | 223 | TF 1500 | Art Tweedale | A. Tweedale | DNA |
| 15.5.1955 | Preliminary Cumberland [Novice MG] | 224 | TD | H. E. Tolley | H. E. Tolley | DNA |
| 15.5.1955 | Preliminary Cumberland [Novice MG] | 235 | TD | Ted Jayne | T. Jayne | DNA |
| 15.5.1955 | Preliminary Cumberland [Novice MG] | 239 | TD | W. P. Ewig, Jr. | A. F. Kluth | DNA |
| 15.5.1955 | SCCA National Cumberland [MG] | 240 | TD | Ike Maxwell | I. A. Maxwell, Jr. | DNA |
| 15.5.1955 | SCCA National Cumberland [MG] | 244 | TC | Ken Livingstone | K. M. Livingstone, Jr. | DNA |
| 15.5.1955 | Preliminary Cumberland [Novice MG] | 253 | TD | J. G. Hultgren | R. H. Hultgren | DNA |
| 15.5.1955 | Preliminary Cumberland [Novice MG] | 258 | TC | Richard Green | R. Green | DNA |
| 15.5.1955 | SCCA National Cumberland [MG] | 278 | TD | Gus Ehrman | G. Ehrman | 4th |