| 12.1.1958 | Preliminary Miami [FP+GP+KP+HM] | 39 | | Al Penn | | DNA |
| 12.1.1958 | SCCA National Miami [FP+GP+KP+HM] | 39 | | Al Penn | | DNA |
| 12.1.1958 | SCCA National Miami [FP+GP+KP+HM] | 77 | | Gene Parsons | | 11th |
| 12.1.1958 | Preliminary Miami [FP+GP+KP+HM] | 77 | | Gene Parsons | | 24th |
| 9.3.1958 | SCCA Regional Mansfield [MGA+GP+KP+HM] | 56 | | Jack Connolly | | DNF |
| 9.3.1958 | Preliminary Mansfield [FM+GM+HM] | 56 | | Jack Connolly | T. B. Davis | 7th |
| 20.4.1958 | SCCA National Marlboro [FP+GP+HM] | 71 | | Gene Parsons | | 14th |
| 20.4.1958 | Preliminary Galveston [FM+GM+HM] | | | Bill Betts | | ?th |
| 20.4.1958 | Preliminary Galveston [FM+GM+HM] | | | Jack Connolly | | ?th |
| 27.4.1958 | SCCA Regional Lime Rock [GP+HM+Sedan] | 150 | | John Norwood | | 11th |
| 4.5.1958 | SCCA National Virginia [DP+EP+FP+GP+HP+KP+GM+HM] | 71 | | Gene Parsons | | DNA |
| 4.5.1958 | Preliminary Virginia [FP+GP+HP+KP+HM] | 71 | | Gene Parsons | | DNA |
| 4.5.1958 | SCCA National Virginia [DP+EP+FP+GP+HP+KP+GM+HM] | 150 | 750 Sport Internationale Streamlined | John Norwood | | ?th |
| 4.5.1958 | Preliminary Virginia [FP+GP+HP+KP+HM] | 150 | 750 Sport Internationale Streamlined | John Norwood | | DNA |
| 18.5.1958 | SCCA National Cumberland [GM+HM] | 125 | | Earl Dow | Earl Dow | DNA |
| 18.5.1958 | SCCA National Cumberland [GM+HM] | 127 | | Jim Eichenlaub | James P. Eichenlaub | ?th |
| 18.5.1958 | SCCA National Cumberland [GM+HM] | 172 | | Herb Gussin | Herb C. Gussin | DNA |
| 1.6.1958 | SCCA National Bridgehampton [GP+HP+HM] | 27 | | Jim Eichenlaub | | 9th |
| 1.6.1958 | SCCA National Bridgehampton [GP+HP+HM] | 173 | | Gene Parsons | | 5th |
| 7.6.1958 | Put-In-Bay [GM+HM+IP] | 71 | | Jim Eichenlaub | | DNA |
| 8.6.1958 | Preliminary Lawrenceville [FP+GP+HM] | 101 | | George Tipsword | | ?th |
| 8.6.1958 | SCCA Regional Thompson [FP+GP+HM+Sedan] | 150 | Spyder | John Norwood | | DNA |
| 8.6.1958 | SCCA Regional Eagle Mountain [race 7] | | | Bob Samuelson | | 3rd |
| 8.6.1958 | SCCA Regional Eagle Mountain [race 4] | | | Bob Samuelson | | 3rd |
| 22.6.1958 | SCCA National Road America [FP+GP+HP+HM] | 6 | | George Tipsword | Geo. Tipsword | DNA |
| 22.6.1958 | Vallelunga [S750] | | | Massimo Bondi | | 5th |
| 27.6.1958 | SCCA Regional Watkins Glen [DP+EP+HM+FIII] | 127 | | Jim Eichenlaub | Jim Eichenlaub | 15th |
| 27.6.1958 | SCCA Regional Watkins Glen [DP+EP+HM+FIII] | 160 | | John Norwood | John Norwood | DNA |
| 20.7.1958 | SCCA Regional Thompson [GM+HM+HP] | 133 | 750 | William Lilley | | DNA |
| 16.8.1958 | SCCA National Milwaukee [FP+GP+HM] | 30 | | Harold Miller | | DNF |
| 17.8.1958 | SCCA National Montgomery [GP+HP+HM] | 112 | | Henry Rudkin | | 15th |
| 31.8.1958 | Preliminary Thompson [GP+HP+HM] | 12 | | Henry Rudkin | | 14th |
| 31.8.1958 | SCCA Regional Mansfield [GP+HP+IP+JP+KP] | 78 | | Steve Robinson | Steve Robinson | DNA |
| 31.8.1958 | Preliminary Mansfield [FM+GM+HM+FIII] | 78 | | Steve Robinson | Steve Robinson | DNA |
| 1.9.1958 | SCCA National Thompson [GM+HM+GP+HP] | 12 | | Henry Rudkin | | DNF |
| 1.9.1958 | SCCA National Thompson [GM+HM+GP+HP] | 127 | | Jim Eichenlaub | | 13th |
| 6.9.1958 | SCCA National Road America [FP+GP+HM] | 31 | | Harold Miller | | DNS |
| 14.9.1958 | SCCA Regional Meadowdale [FP+GP+HP+HM] | 12 | | Jim Eichenlaub | | DNA |
| 14.9.1958 | SCCA Regional Meadowdale [FP+GP+HP+HM] | 31 | | Harold Miller | | DNA |
| 20.9.1958 | SCCA National Watkins Glen [FM+GM+HM] | 127 | | Jim Eichenlaub | James P. Eichenlaub | 14th |
| 20.9.1958 | Preliminary Galveston [HM+MG+HP] | | | Jack Connolly | T. B. Davis | DNF |
| 5.10.1958 | SCCA National Virginia [FP+GP+HM] | 47 | | Gene Parsons | | DNF |
| 5.10.1958 | SCCA National Virginia [FP+GP+HM] | 127 | | Jim Eichenlaub | | 7th |
| 25.10.1958 | Preliminary Dothan [MGA+GP+HP+HM] | | | Wayne Chapman | | 1st |
| 1958 | Plains Premiere [FP+GP+HP+KP+HM] | | | Bob Samuelson | | 1st |
| 1958 | Plains Premiere [Main] | | | Bob Samuelson | | ?th |
| 1958 | Preliminary Plains Premiere [FP+GP+HM] | | | Bob Samuelson | | 1st |