| 11.1.1958 | Preliminary Miami [BM+CM+DM+EM+FM+BP] | 107 | Special | Chuck Cassel | | DNA |
| 12.1.1958 | Preliminary Miami [CP+DP+EP+GM] | 106 | Special | Lloyd Casner | | 23rd |
| 12.1.1958 | SCCA National Miami [CP+DP+EP+GM] | 106 | Special | Lloyd Casner | | 16th |
| 12.1.1958 | SCCA National Miami [BM+CM+DM+EM+FM+BP] | 107 | Special | Chuck Cassel | | DNA |
| 16.2.1958 | SCCA Regional New Smyrna Beach [FP+GP+HP+HM] | 16 | | E. Gegenfurtner | | DNA |
| 16.2.1958 | Preliminary New Smyrna Beach [FP+GP+HP+HM] | 16 | | E. Gegenfurtner | | DNA |
| 16.2.1958 | Preliminary New Smyrna Beach [FP+GP+HP+HM] | 106 | | Chuck Cassel | | DNA |
| 16.2.1958 | SCCA Regional New Smyrna Beach [FP+GP+HP+HM] | 106 | | Chuck Cassel | | DNA |
| 9.3.1958 | SCCA Regional Mansfield [MGA+GP+KP+HM] | 1 | | W. E. Dew | | 9th |
| 9.3.1958 | Preliminary Mansfield [MGA+GP+KP] | 1 | | W. E. Dew | | 13th |
| 9.3.1958 | Preliminary Boca Raton [CM+DM+EM+FM+GM] | 6 | | Chuck Cassel | | raced |
| 9.3.1958 | SCCA Regional Boca Raton [CM+DM+EM+FM+GM+BP+CP+DP] | 6 | | Chuck Cassel | | raced |
| 9.3.1958 | Preliminary Boca Raton [FP+GP+HP+KP+HM] | 68 | | Chuck Cassel | | raced |
| 9.3.1958 | SCCA Regional Boca Raton [FP+GP+HP+KP+HM] | 68 | | Chuck Cassel | | raced |
| 9.3.1958 | SCCA Regional Mansfield [MGA+GP+KP+HM] | 111 | Type 1 | R. J. Williamson | | 8th |
| 9.3.1958 | Preliminary Mansfield [MGA+GP+KP] | 111 | Type 1 | R. J. Williamson | | 14th |
| 23.3.1958 | SCCA Regional Stockton [S1.5] | 196 | Karmann Ghia | John Stevenson | | 4th |
| 30.3.1958 | Willow Springs [Main] | 76 | Special | Bob Norton | VW & Porsche Service | DNA |
| 30.3.1958 | Willow Springs [Modified] | 76 | Special | Bob Norton | VW & Porsche Service | DNA |
| 30.3.1958 | Willow Springs [Main] | 85 | Type 1 | George Huntling | George Huntling | DNA |
| 30.3.1958 | Willow Springs [Production 1.6] | 85 | Type 1 | George Huntling | George Huntling | DNA |
| 20.4.1958 | Preliminary Galveston [FP+GP] | | | W. E. Dew | | ?th |
| 20.4.1958 | SCCA Regional Galveston [FP+GP] | | | W. E. Dew | | ?th |
| 20.4.1958 | SCCA Regional Galveston [FP+GP] | | | R. J. Williamson | | ?th |
| 20.4.1958 | Preliminary Galveston [FP+GP] | | | R. J. Williamson | | ?th |
| 27.4.1958 | SCCA Regional Lime Rock [CM+DM+EM+FM+GM] | 73 | Special | Frank McDonald | | 13th |
| 4.5.1958 | SCCA National Virginia [DP+EP+FP+GP+HP+KP+GM+HM] | 141 | | Thomas Neal | | raced |
| 4.5.1958 | Preliminary Virginia [DP+EP+GM] | 141 | | Thomas Neal | | DNA |
| 10.5.1958 | 4 h Relay Harewood Acres | 5A | | Bryant Jones | Ecurie Topoling | 18th |
| 10.5.1958 | 4 h Relay Harewood Acres | 8P | Karmann Ghia | F. P. Hems | The Hamcees | 12th |
| 10.5.1958 | 4 h Relay Harewood Acres | 27P | | D. P. Ryan | Ecurie Shoestring | 6th |
| 10.5.1958 | 4 h Relay Harewood Acres | 27A | | J. D. Young | Ecurie Shoestring | 6th |
| 10.5.1958 | 4 h Relay Harewood Acres | 27B | | A. B. Sands | Ecurie Shoestring | 6th |
| 10.5.1958 | 4 h Relay Harewood Acres | 27C | | B. W. Taylor | Ecurie Shoestring | 6th |
| 10.5.1958 | Novice Tracy [Modified] | 127 | Karmann Ghia | E. Walton Kirk | E. Walton Kirk | DNA |
| 10.5.1958 | Novice Tracy [Modified] | 169 | Karmann Ghia | Ray Drake | Dave Rasmussen | DNA |
| 11.5.1958 | SCCA Regional Tracy [FM+GM+HM] | 169 | Karmann Ghia | John Stevenson | Dave Rasmussen | DNA |
| 11.5.1958 | SCCA Regional Tracy [FM+GM+HM] | 196 | Special | John Kaiser | | 13th |
| 31.5.1958 | Novice Dunkirk [FP+GP+IP+KP] | 27 | | R. Newman | | DNA |
| 31.5.1958 | Novice Dunkirk [FP+GP+IP+KP] | 43 | | Ray Baldwin | | 18th |
| 31.5.1958 | Novice Dunkirk [FP+GP+IP+KP] | 47 | Karmann Ghia | N. Dreyer | | 19th |
| 31.5.1958 | Preliminary Santa Barbara [Modified 1.5] | 118 | Special | Chuck Tannlund | John Kaiser | DNA |
| 31.5.1958 | Preliminary La Junta [BM+CM+DM+EM+FM+GM] | | | | | raced |
| 1.6.1958 | SCCA Regional La Junta [FM+GM+HM+EP+FP+GP] | 77 | | Jim Eichhorn | | 22nd |
| 1.6.1958 | Santa Barbara [FM+GM+HM] | 118 | Special | Chuck Tannlund | John Kaiser | DNA |
| 7.6.1958 | Put-In-Bay [GP+HP] | 18 | | Ed Lidgard | | DNA |
| 7.6.1958 | Put-In-Bay [GP+HP] | 52 | | | | raced |
| 7.6.1958 | Put-In-Bay [GP+HP] | 60 | Karmann Ghia | Robert Watson | | DNA |
| 7.6.1958 | Put-In-Bay [GP+HP] | 64 | Karmann Ghia | Leslie Smith | | DNA |
| 7.6.1958 | Put-In-Bay [GP+HP] | 108 | | | | raced |
| 15.6.1958 | SCCA Regional Laguna Seca [FM+GM+FIII] | 169 | Karmann Ghia | Ray Drake | | DNF |
| 15.6.1958 | SCCA Regional Laguna Seca [FM+GM+FIII] | 196 | Special | A. L. Sharpe | | 9th |
| 27.6.1958 | SCCA Regional Watkins Glen [FP+GP+Sedan] | 91 | | Ray Baldwin | Raymond Baldwin | 22nd |
| 5.7.1958 | Novice Vaca Valley [Modified] | 169 | Karmann Ghia Special | George Divers | Rasmussen-Drake | DNA |
| 5.7.1958 | Novice Hammond [S1.6] | | | Tommy Fargason | | ?th |
| 6.7.1958 | Preliminary Vaca Valley [Ladies+Sedan+FIII+MG-T] | 165 | | Peter Black | Wm. E. Crichton | DNA |
| 6.7.1958 | SCCA Regional Vaca Valley [FM+GM+HM] | 169 | Karmann Ghia Special | George Divers | Rasmussen-Drake | 11th |
| 6.7.1958 | Hammond [Production 1.6+MGA+HM] | | | | | raced |
| 6.7.1958 | Hammond [Production 1.6+MGA+HM] | | | | | raced |
| 16.8.1958 | Harewood Acres [FP+GP+MG] | 19 | | Ludwig Heimrath | Ludwig Heimrath | DNA |
| 16.8.1958 | Harewood Acres [Le Mans] | 19 | | Ludwig Heimrath | Ludwig Heimrath | DNA |
| 16.8.1958 | Harewood Acres [Le Mans] | 44 | | Dick Harper | Ecurie Quintus | DNA |
| 16.8.1958 | Harewood Acres [FP+GP+MG] | 44 | | Dick Harper | Ecurie Quintus | DNA |
| 16.8.1958 | Harewood Acres [FP+GP+MG] | 108 | Karmann Ghia | F. P. Hems | F. P. Hems | DNA |
| 16.8.1958 | Harewood Acres [Le Mans] | 108 | Karmann Ghia | F. P. Hems | F. P. Hems | DNA |
| 31.8.1958 | SCCA Regional Mansfield [GP+HP+IP+JP+KP] | 111 | | R. J. Williamson | R. J. Williamson | DNA |
| 31.8.1958 | Preliminary Mansfield [GP+HP+IP+JP+KP] | 111 | | R. J. Williamson | R. J. Williamson | DNA |
| 31.8.1958 | Courtland [Novice] | | Type 1 | | | raced |
| 31.8.1958 | Courtland [Novice] | | Type 1 | | | raced |
| 28.9.1958 | Hourglass Field [Sedan+MG] | | | Frank Dittoe | | DNS |
| 5.10.1958 | Eifelrennen Nürburgring | 23 | Karmann Ghia | Werner Kettler | Werner Kettler | DNA |
| 5.10.1958 | SCCA National Virginia [BM+CM+DM+EM+FM+GM] | 40 | Special | Thomas Neal | | 10th |
| 12.10.1958 | SCCA Regional Wilmot [GP+HP+IM+Sedan] | 1 | | Les Behm | | 5th |
| 12.10.1958 | SCCA Regional Wilmot [GP+HP+IM+Sedan] | 32 | | Kellogg Huntington | | 7th |