| 8.2.1958 | Preliminary Pomona [Modified +1.5] | 155 | | Harold Erb | | 3rd |
| 9.2.1958 | Pomona [S+1.5] | 155 | | Harold Erb | | DNF |
| 22.3.1958 | Preliminary Stockton [Sedan+Ladies+MG+FIII] | 49 | | Morton Gray | | - |
| 22.3.1958 | Preliminary Stockton [Sedan+Ladies+MG+FIII] | 110 | | John B. Male | | - |
| 23.3.1958 | SCCA Regional Stockton [Production 1.6] | 49 | | Morton Gray | | 15th |
| 23.3.1958 | SCCA Regional Stockton [Production 1.6] | 110 | | Bob Winkelmann | | 9th |
| 23.3.1958 | Preliminary Stockton [Novice Production 1.6] | 110 | | John VanderMale | | 15th |
| 30.3.1958 | Willow Springs [Production 1.6] | 143 | | Chuck Cornett | George Harm - Radio KARM | DNA |
| 30.3.1958 | Willow Springs [Main] | 143 | | Chuck Cornett | George Harm - Radio KARM | DNA |
| 27.4.1958 | WJC Charterhall [S1.5] | 9 | | P. H. Howarth | P. Howarth | DNA |
| 27.4.1958 | SCCA Regional Lime Rock [GP+HM+Sedan] | 29 | | Arch McNeill | | 16th |
| 27.4.1958 | WJC Charterhall [S2.0] | 32 | | J. M. Swift | J. M. Swift | DNA |
| 27.4.1958 | WJC Charterhall [S1.5] | 32 | | J. M. Swift | J. M. Swift | ?th |
| 27.4.1958 | SCCA Regional Lime Rock [GP+HM+Sedan] | 72 | | Charles Callanan | | 10th |
| 27.4.1958 | SCCA Regional Lime Rock [GP+HM+Sedan] | 143 | | Jack Provan | | DNA |
| 27.4.1958 | SCCA Regional Lime Rock [GP+HM+Sedan] | 154 | | K. Lawrence | | 13th |
| 10.5.1958 | Preliminary Tracy [Production 1.6] | 49 | | Morton Gray | Morton Gray | DNA |
| 10.5.1958 | Preliminary Tracy [Production 1.6] | 110 | | John Vondermale | Bob Winkelmann | DNA |
| 10.5.1958 | Novice Tracy [Production 1.6] | 110 | | John Vondermale | Bob Winkelmann | DNA |
| 10.5.1958 | Novice Tracy [Production 1.6] | | | John VanderMale | | 24th |
| 11.5.1958 | SCCA Regional Tracy [MG+Ladies+Sedan+FIII] | 49 | | Morton Gray | Morton and Lendal Gray | 1st |
| 11.5.1958 | SCCA Regional Tracy [Production Group A] | 110 | | Bob Winkelmann | Bob Winkelmann | DNA |
| 11.5.1958 | SCCA Regional Tracy [MG+Ladies+Sedan+FIII] | 110 | | Bob Winkelmann | Bob Winkelmann | DNA |
| 18.5.1958 | SCCA National Cumberland [GP+HP] | 71 | #2119 | Charles Henry | Charles A. Henry | raced |
| 18.5.1958 | LISCA Lime Rock [GP] | | | Charles Callanan | | ?th |
| 18.5.1958 | LISCA Lime Rock [GP] | | | Bob Muncie | | ?th |
| 31.5.1958 | Novice Dunkirk [FP+GP+IP+KP] | 33 | | Warren Bush | | 10th |
| 31.5.1958 | Preliminary Santa Barbara [GP+HP] | 42 | | T. C. Teague | T. C. Teague | DNA |
| 31.5.1958 | Novice Dunkirk [FP+GP+IP+KP] | 60 | | Eric O. Pettit | | 12th |
| 31.5.1958 | Novice Dunkirk [FP+GP+IP+KP] | 90 | | D. Stewart | | 16th |
| 31.5.1958 | Preliminary Santa Barbara [Modified +1.5] | 155 | | Harold Erb | Carl Seidlitz | DNA |
| 31.5.1958 | Preliminary Santa Barbara [Ladies] | 155 | | Janet Tremaine | Carl Seidlitz | DNA |
| 31.5.1958 | Preliminary Santa Barbara [GP+HP] | 186 | | Duane Jones | Ronald Simon | DNA |
| 31.5.1958 | Preliminary Santa Barbara [Modified 1.5] | 202 | | William Shaw | William L. Shaw | DNA |
| 31.5.1958 | Preliminary Santa Barbara [GP+HP] | 244 | | Steve Dredge | Steve Dredge | DNA |
| 1.6.1958 | Santa Barbara [FM+GM+HM] | 42 | | T. C. Teague | T. C. Teague | 14th |
| 1.6.1958 | Santa Barbara [MG] | 42 | | T. C. Teague | T. C. Teague | DNA |
| 1.6.1958 | SCCA Regional Dunkirk [MG] | 60 | | Eric O. Pettit | | 19th |
| 1.6.1958 | SCCA Regional Dunkirk [MG] | 70 | #2119 | Charles Henry | | 13th |
| 1.6.1958 | SCCA Regional Dunkirk [MG] | 90 | | D. Stewart | | 18th |
| 1.6.1958 | Santa Barbara [BM+CM+DM+EM] | 155 | | Harold Erb | Carl Seidlitz | DNA |
| 1.6.1958 | Santa Barbara [Ladies] | 155 | | Janet Tremaine | Carl Seidlitz | DNA |
| 1.6.1958 | Santa Barbara [MG] | 186 | | Duane Jones | Ronald Simon | DNA |
| 1.6.1958 | Santa Barbara [FM+GM+HM] | 202 | | William Shaw | William L. Shaw | DNA |
| 1.6.1958 | Santa Barbara [MG] | 244 | | Steve Dredge | Steve Dredge | DNA |
| 7.6.1958 | Put-In-Bay [MG] | 4 | | Ralph Cadwallader | | DNA |
| 7.6.1958 | Put-In-Bay [MG] | 10 | | Ted Ley | | DNA |
| 7.6.1958 | Put-In-Bay [MG] | 16 | | Martin Alperstein | | DNA |
| 7.6.1958 | Put-In-Bay [MG] | 17 | #2119 | Charles Henry | | DNA |
| 7.6.1958 | Put-In-Bay [MG] | 80 | | Willard Whisler | | DNA |
| 7.6.1958 | Put-In-Bay [MG] | 101 | | Elvadore Cranage, Jr. | | DNA |
| 8.6.1958 | SCCA Regional Eagle Mountain [race 10] | | | Herb Rodier | | ?th |
| 14.6.1958 | SCCA National Lime Rock [GP+HP+HM] | 56 | | Arch McNeill | | DNF |
| 15.6.1958 | SCCA Regional Laguna Seca [MG+HM] | | | Lendal Gray | | 1st |
| 27.6.1958 | Preliminary Watkins Glen [MG] | 60 | | Eric O. Pettit | Eric Pettit | 17th |
| 27.6.1958 | Preliminary Watkins Glen [MG] | 72 | #2119 | Charles Henry | Charles Henry | 12th |
| 5.7.1958 | LASC Green Acres [MG] | 15 | | Walt Mackay | Walter Mackay | DNA |
| 5.7.1958 | LASC Green Acres [S1.5] | 15 | | Walt Mackay | Walter Mackay | DNA |
| 5.7.1958 | LASC Green Acres [S1.5] | 16 | | Frank Mount | Frank Mount | DNA |
| 5.7.1958 | LASC Green Acres [MG] | 16 | | Frank Mount | Frank Mount | 14th |
| 5.7.1958 | LASC Green Acres [S1.5] | 24 | | Al Tucker | Al Tucker | DNA |
| 5.7.1958 | LASC Green Acres [Formula Libre] | 24 | | Al Tucker | Al Tucker | 5th |
| 5.7.1958 | LASC Green Acres [Trophy] | 24 | | Al Tucker | Al Tucker | 14th |
| 5.7.1958 | LASC Green Acres [MG] | 24 | | Al Tucker | Al Tucker | DNA |
| 5.7.1958 | Novice Vaca Valley [Production 1.6] | 99 | | Odette Bigler | Odette Bigler | DNA |
| 6.7.1958 | Preliminary Vaca Valley [Ladies+Sedan+FIII+MG-T] | 49 | | Lendal Gray | Lendal & Morton Grey | DNA |
| 6.7.1958 | SCCA Regional Vaca Valley [FP+GP+HP] | 49 | | Morton Gray | Lendal Gray | 23rd |
| 6.7.1958 | BMRC Charterhall [Production Handicap] | 66 | | W. Beedes | Ecurie Midge | DNF |
| 6.7.1958 | Preliminary Vaca Valley [Ladies+Sedan+FIII+MG-T] | 99 | | Odette Bigler | Odette Bigler | DNA |
| 19.7.1958 | BEMC Harewood Acres [MG] | | | Al Tucker | A. H. Tucker | ?th |
| 20.7.1958 | SCCA Regional Thompson [GP] | 60 | | Eric O. Pettit | | raced |
| 3.8.1958 | Novice Minden [FP+GP+HP] | 215 | | Bob Patterson | Robert Patterson | DNA |
| 16.8.1958 | Harewood Acres [Le Mans] | 2 | | Charles H. Teicher | Charles H. Teicher | DNA |
| 16.8.1958 | Harewood Acres [FP+GP+MG] | 2 | | Charles H. Teicher | Charles H. Teicher | DNA |
| 16.8.1958 | Harewood Acres [FP+GP+MG] | 38 | | Walt Mackay | Walter MacKay | DNA |
| 16.8.1958 | Harewood Acres [Le Mans] | 38 | | Walt Mackay | Walter MacKay | DNA |
| 16.8.1958 | Harewood Acres [Le Mans] | 91 | | Al Tucker | A. H. Tucker | DNA |
| 16.8.1958 | Harewood Acres [FP+GP+MG] | 91 | | Al Tucker | A. H. Tucker | DNA |
| 16.8.1958 | Harewood Acres [Le Mans] | 112 | | Dave Graham | D. Graham | DNA |
| 16.8.1958 | Harewood Acres [SR] | 112 | | Dave Graham | D. Graham | DNA |
| 16.8.1958 | Harewood Acres [Le Mans] | 191 | | Paul Cooke | P. B. Cooke | DNA |
| 16.8.1958 | Harewood Acres [SR] | 191 | | Paul Cooke | P. B. Cooke | DNA |
| 16.8.1958 | Harewood Acres [FP] | | | | | raced |
| 23.8.1958 | LASC Green Acres [MG] | 29 | | Walt Mackay | Walter Mackay | DNA |
| 23.8.1958 | LASC Green Acres [Unrestricted] | 29 | | Walt Mackay | Walter Mackay | DNA |
| 23.8.1958 | LASC Green Acres [MG] | 39 | | Frank Mount | Ecurie Errant | DNA |