| 28.7.1957 | SCCA Regional Lime Rock [FP] | 3 | A | Richard Green | | 6th |
| 28.7.1957 | SCCA Regional Lime Rock [FP] | 10 | A | Preston Gray | | raced |
| 28.7.1957 | SCCA Regional Lime Rock [GP] | 24 | TD | Ray Cover | | 8th |
| 28.7.1957 | Consolation Pomona [Modified+FIII] | 25 | Special | Jim Chaffee | | 12th |
| 28.7.1957 | Consolation Pomona [Modified+FIII] | 26 | Special | Alan Kerns | | DNF |
| 28.7.1957 | Pomona [Production MG 1.5] | 35 | A | George Schillreff | | 4th |
| 28.7.1957 | SCCA Regional Lime Rock [GP] | 37 | TD | Geoff Stevens | | 9th |
| 28.7.1957 | SCCA Regional Lime Rock [FP] | 39 | A | Earl Simpson | | raced |
| 28.7.1957 | Pomona [Production MG 1.5] | 42 | A | Harry Hogan | | 8th |
| 28.7.1957 | SCCA Regional Lime Rock [FP] | 44 | A | Paul Romano | | 8th |
| 28.7.1957 | SCCA Regional Lime Rock [GP] | 46 | TF | Henry Van Deusen | | DNF |
| 28.7.1957 | Pomona [Production MG 1.5] | 55 | A | Ed Freutel | | 6th |
| 28.7.1957 | Pomona [Production MG 1.5] | 56 | A | Skip Vandagriff | | 10th |
| 28.7.1957 | SCCA Regional Lime Rock [FP] | 56 | A | Sherman Decker | | 5th |
| 28.7.1957 | Pomona [Production MG 1.5] | 62 | A | John Lumkin | | 5th |
| 28.7.1957 | SCCA Regional Lime Rock [GP] | 65 | TF | Edgar Vollaro | | DNF |
| 28.7.1957 | SCCA Regional Lime Rock [FP] | 70 | A | Edward J. Kurtz | | raced |
| 28.7.1957 | SCCA Regional Lime Rock [FP] | 73 | A | E. Morgan | | raced |
| 28.7.1957 | Pomona [Production MG 1.5] | 89 | A | Ray Pickering | | 2nd |
| 28.7.1957 | SCCA Regional Lime Rock [FP] | 93 | A | Howard Humphries | | raced |
| 28.7.1957 | Pomona [FM+GM+HM] | 97 | TD | William Scott | | DNS |
| 28.7.1957 | SCCA Regional Lime Rock [FP] | 112 | A | Dick Hamilton | | 7th |
| 28.7.1957 | SCCA Regional Lime Rock [FP] | 114 | A | E. Murphy | | raced |
| 28.7.1957 | SCCA Regional Lime Rock [FP] | 118 | A | Frank Little | | raced |
| 28.7.1957 | Consolation Pomona [Modified+FIII] | 120 | TC | William Shaw | | 16th |
| 28.7.1957 | Pomona [BM+CM+DM+EM] | 123 | TC | Bob Menefee | | DNF |
| 28.7.1957 | Pomona [Production MG 1.5] | 127 | A | Edward Selover | | 11th |
| 28.7.1957 | Pomona [Production MG 1.5] | 128 | A | Robert Scurlock | | 3rd |
| 28.7.1957 | Consolation Pomona [Modified+FIII] | 129 | Special | John Lawrence | | 15th |
| 28.7.1957 | SCCA Regional Lime Rock [FP] | 145 | A | Dick Malone | | raced |
| 28.7.1957 | Pomona [Production MG 1.5] | 153 | A | Robert Sparks | | 17th |
| 28.7.1957 | Pomona [BM+CM+DM+EM] | 155 | TC Special | Harold Erb | | 6th |
| 28.7.1957 | Pomona [Production MG 1.5] | 160 | TF 1500 | Jack Bleak | | 13th |
| 28.7.1957 | Pomona [Production MG 1.5] | 169 | A | George Demetras | | 7th |
| 28.7.1957 | Pomona [Production MG 1.5] | 186 | TD | Duane Jones | | 19th |
| 28.7.1957 | Pomona [Production MG 1.5] | 231 | A | John Lance | | 12th |
| 28.7.1957 | Pomona [Production MG 1.5] | 237 | TD Mk II | Sam Taylor | | 9th |
| 28.7.1957 | Pomona [Production MG 1.5] | 258 | TD | Mark Michienzi | | 18th |
| 3.8.1957 | Preliminary Virginia [EM+FM+GM] | 3 | TD Special | Dick Lord | | 14th |
| 3.8.1957 | Preliminary Virginia [FP+GP+HM] | 7 | A | S. E. Clark | | 11th |
| 3.8.1957 | Preliminary Virginia [FP+GP+HM] | 9 | A | E. D. Martin | | 12th |
| 3.8.1957 | Preliminary Virginia [FP+GP+HM] | 33 | A | David Muir | | 8th |
| 3.8.1957 | 6 h Cotati | 49 | TD | Gray / Gray | Morlen Racing Team | DNF |
| 3.8.1957 | Preliminary Virginia [FP+GP+HM] | 117 | A | Jack Ryan | | 10th |
| 3.8.1957 | Preliminary Virginia [FP+GP+HM] | 136 | A | Harry Beck | | 7th |
| 3.8.1957 | 6 h Cotati | 138 | TD | Bourke / Mandel / Marshall | Vallejo Racing Team | 23rd |
| 3.8.1957 | 6 h Cotati | 140 | A | Seher / Thrall | Ben C. Thrall | DNF |
| 3.8.1957 | 6 h Cotati | 158 | A | Hartman / Riley | Lester Hartman, Jr. | 19th |
| 4.8.1957 | Cotati [MG] | 31 | TC | Ed La Mantia | Scuderia 1/2 Fast | 16th |
| 4.8.1957 | Novice Cotati [FM+GM+HM] | 31 | TC | Ed La Mantia | Scuderia 1/2 Fast | DNA |
| 4.8.1957 | Novice Cotati [FP+GP] | 31 | TC | Ed La Mantia | Scuderia 1/2 Fast | 20th |
| 4.8.1957 | Cotati [MG] | 32 | A | Bob Potter | Robert C. Potter | DNA |
| 4.8.1957 | Cotati [MG] | 33 | TD | Gordon Wilson | Gordon Wilson | 11th |
| 4.8.1957 | Cotati [MG] | 49 | TD | Morton Gray | Morlen Racing Team | 9th |
| 4.8.1957 | Cotati [MG] | 52 | A | Fraser Sibbald | Fraser Sibbald | 2nd |
| 4.8.1957 | Cotati [MG] | 56 | TD | Marshall Swope | John D. Miller | 17th |
| 4.8.1957 | Novice Cotati [FP+GP] | 56 | TD | John Miller | John D. Miller | 23rd |
| 4.8.1957 | Cotati [MG] | 61 | TD | Jo Anne La Mantia | Scuderia 1/2 Fast | DNA |
| 4.8.1957 | Novice Cotati [FM+GM+HM] | 61 | TD | Jo Anne La Mantia | Scuderia 1/2 Fast | DNA |
| 4.8.1957 | Novice Cotati [FP+GP] | 61 | TD | Jo Anne La Mantia | Scuderia 1/2 Fast | DNA |
| 4.8.1957 | Cotati [MG] | 62 | TD | Keith Bryan | Scuderia 1/2 Fast | 10th |
| 4.8.1957 | Novice Cotati [FP+GP] | 75 | A | Dan-San Abbott | Dan San Abbott | 7th |
| 4.8.1957 | Cotati [MG] | 75 | A | Dan-San Abbott | Dan San Abbott | 3rd |
| 4.8.1957 | Cotati [MG] | 80 | A | Donald Lambert | Donald R. Lambert | 8th |
| 4.8.1957 | Novice Cotati [FP+GP] | 80 | A | Donald Lambert | Donald R. Lambert | 13th |
| 4.8.1957 | Novice Cotati [FP+GP] | 81 | A | John Jordan | John Jordan | 10th |
| 4.8.1957 | Cotati [MG] | 81 | A | John Jordan | John Jordan | 6th |
| 4.8.1957 | Cotati [MG] | 92 | A | James Moran | James F. Moran | 1st |
| 4.8.1957 | Novice Cotati [FP+GP] | 92 | A | James Moran | James F. Moran | 3rd |
| 4.8.1957 | Novice Cotati [FM+GM+HM] | 92 | A | James Moran | James F. Moran | 6th |
| 4.8.1957 | Cotati [MG] | 110 | TC | Bob Winkelmann | Bob Winkelmann | 7th |
| 4.8.1957 | Cotati [MG] | 129 | TF | Belmont Reid | Belmont M. Reid | DNF |
| 4.8.1957 | Novice Cotati [FP+GP] | 132 | A | LeRon Jensen | LeRon H. Jensen, Jr. | 17th |
| 4.8.1957 | Cotati [MG] | 132 | A | LeRon Jensen | LeRon H. Jensen | 14th |
| 4.8.1957 | Novice Cotati [FP+GP] | 135 | A | Ernesto Moreno | Ernesto M. Moreno | 14th |
| 4.8.1957 | Cotati [MG] | 135 | A | Ernesto Moreno | Ernesto M. Moreno | 12th |
| 4.8.1957 | Cotati [MG] | 137 | TF | Charlotte Duncan | Charlotte Duncan | 15th |
| 4.8.1957 | Novice Cotati [FP+GP] | 137 | TF | William Brooks | Charlotte Duncan | 22nd |
| 4.8.1957 | Novice Cotati [FM+GM+HM] | 137 | TF | William Brooks | Charlotte Duncan | 9th |
| 4.8.1957 | Novice Cotati [FP+GP] | 138 | TD | Leon Mandel | Vallejo Racing Team | DNA |
| 4.8.1957 | Cotati [MG] | 138 | TD | Leon Mandel | Vallejo Racing Team | 19th |
| 4.8.1957 | Novice Cotati [FM+GM+HM] | 138 | TD | Leo Bourke | Vallejo Racing Team | 11th |
| 4.8.1957 | Cotati [MG] | 140 | A | Ben Thrall | Ben C. Thrall | DNA |
| 4.8.1957 | Cotati [MG] | 141 | A | Donald Gard | Donald E. Gard | 4th |
| 4.8.1957 | Novice Cotati [FP+GP] | 141 | A | Donald Gard | Donald E. Gard | 12th |
| 4.8.1957 | Novice Cotati [FM+GM+HM] | 146 | TD | Leon Mandel | James C. McCandless | DNA |
| 4.8.1957 | Cotati [MG] | 148 | TD | Steve Froines | Stephen W. Froines | 13th |
| 4.8.1957 | Novice Cotati [FP+GP] | 148 | TD | Steve Froines | Stephen W. Froines | 16th |
| 4.8.1957 | Novice Cotati [FM+GM+HM] | 148 | TD | Steve Froines | Stephen W. Froines | 7th |
| 4.8.1957 | Novice Cotati [FM+GM+HM] | 149 | Special | Jerry Lewis | S. F. Racing Team | DNF |
| 4.8.1957 | Cotati [MG] | 152 | TD | Lawrence Mitchler | Lawrence J. Mitchler, Jr. | 18th |
| 4.8.1957 | Novice Cotati [FP+GP] | 152 | TD | Lawrence Mitchler | Lawrence J. Mitchler, Jr. | 18th |
| 4.8.1957 | Cotati [MG] | 154 | TD | R. L. Murray | R. L. Murray | 20th |
| 4.8.1957 | Novice Cotati [FP+GP] | 154 | TD | R. L. Murray | R. L. Murray | DNF |
| 4.8.1957 | Novice Cotati [FP+GP] | 174 | A | Norman Ward | Norman L. Ward | 19th |
| 4.8.1957 | Novice Cotati [BM+CM+DM+EM] | 178 | TD | Wallace Thomas | Wallace Thomas | 7th |
| 4.8.1957 | Novice Cotati [FP+GP] | 182 | A | Lee Roy Schuldies | LeRoy Schuldies | 5th |
| 4.8.1957 | Cotati [MG] | 182 | A | Lee Roy Schuldies | LeRoy Schuldies | 5th |
| 4.8.1957 | Cotati [MG] | 191 | A | James Crank | Hayward Racing Team | DNF |
| 4.8.1957 | Novice Cotati [FP+GP] | 191 | A | James Crank | Hayward Racing Team | raced |