| 27.4.1958 | SCCA Regional Lime Rock [BM+BP+CP+UR+FIII] | 60 | | Walt Hansgen | | 4th |
| 4.5.1958 | Preliminary Virginia [BP+CP+BM+CM+DM+EM+FM] | 62 | | Wallace | Briggs Cunningham | ?th |
| 4.5.1958 | SCCA National Virginia [BM+CM+DM+EM+FM+BP+CP] | 62 | | Wallace | Briggs Cunningham | 12th |
| 18.5.1958 | SCCA National Cumberland [BP+CP] | 63 | | Walt Hansgen | Briggs Cunningham | DNA |
| 31.5.1958 | SCCA National Bridgehampton [BP+CP+UR+FIII] | 63 | | Walt Hansgen | Briggs Cunningham | 3rd |
| 15.6.1958 | SCCA National Lime Rock [BP+CP] | 62 | | Walt Hansgen | | 3rd |
| 22.6.1958 | SCCA National Road America [CP+DP+EP] | 17 | | Howard Quick | Dorothy Argabrite | 9th |
| 22.6.1958 | SCCA National Road America [CP+DP+EP] | 62 | | Walt Hansgen | Briggs S. Cunningham | DNF |
| 5.7.1958 | SCCA National Lime Rock [BP+CP] | 91 | | Bob Grossman | | 6th |
| 5.7.1958 | LASC Green Acres [S+2.6] | 104 | | Ray Carter | | 7th |
| 5.7.1958 | SCCA National Lime Rock [BP+CP] | 171 | | Howard Quick | | 10th |
| 13.7.1958 | LISCA Lime Rock [BP+CP] | 97 | | Bob Grossman | | raced |
| 19.7.1958 | BEMC Harewood Acres [Modified +1.5] | | | Ray Carter | Carter's British Cars | ?th |
| 19.7.1958 | 1 h Harewood Acres | | | Ray Carter | Carter's British Cars | 2nd |
| 20.7.1958 | SCCA Regional Thompson [BP+CP] | 19 | | Bob Grossman | | raced |
| 20.7.1958 | SCCA Regional Thompson [Production] | 19 | | Bob Grossman | | raced |
| 20.7.1958 | SCCA Regional Thompson [BP+CP] | 60 | | Harry Carter | | 4th |
| 16.8.1958 | SCCA National Milwaukee [BP+CP+DP+EP] | 17 | | Howard Quick | | 11th |
| 16.8.1958 | SCCA National Milwaukee [BP+CP+DP+EP] | 34 | | Thurman Smock | | 12th |
| 17.8.1958 | SCCA National Montgomery [BP+CP] | 19 | | Bob Grossman | | 4th |
| 17.8.1958 | SCCA National Montgomery [BP+CP] | 67 | | Louis Hatcher | | 7th |
| 17.8.1958 | SCCA National Montgomery [BP+CP] | 80 | | Harry Carter | | 2nd |
| 17.8.1958 | SCCA National Montgomery [BP+CP] | 127 | | Andrew Nicholas | | DNF |
| 31.8.1958 | Preliminary Thompson [BP+CP] | 80 | | Harry Carter | | 5th |
| 31.8.1958 | Preliminary Thompson [BP+CP] | 99 | | Bob Grossman | | 6th |
| 1.9.1958 | SCCA National Thompson [BP+CP+DP] | 80 | | Harry Carter | | 3rd |
| 1.9.1958 | SCCA National Thompson [BP+CP+DP] | 99 | | Bob Grossman | | 4th |
| 6.9.1958 | SCCA National Road America [BP+CP+DP+EP] | 3 | | Dave Causey | | 5th |
| 6.9.1958 | SCCA National Road America [BP+CP+DP+EP] | 17 | | Howard Quick | | 17th |
| 6.9.1958 | SCCA National Road America [BP+CP+DP+EP] | 34 | | Thurman Smock | | 10th |
| 6.9.1958 | SCCA National Road America [BP+CP+DP+EP] | 59 | | Joseph Concannon | | DNS |
| 14.9.1958 | SCCA Regional Meadowdale [CP+DP+EP] | 3 | | Dave Causey | | DNA |
| 14.9.1958 | Preliminary Bridgehampton [BP+CP+DP+EP+FP+HP] | 9 | | Bob Grossman | | 2nd |
| 14.9.1958 | SCCA Regional Bridgehampton [BP+CP+DP+EP+FP+GP] | 9 | | Bob Grossman | | 2nd |
| 14.9.1958 | SCCA Regional Meadowdale [CP+DP+EP] | 17 | | Howard Quick | | DNA |
| 20.9.1958 | SCCA National Watkins Glen [BP+CP] | 17 | | Bernard Groh | Dr. Bernard F. Groh | 10th |
| 20.9.1958 | SCCA National Watkins Glen [BP+CP] | 80 | | Harry Carter | Harry E. Carter | 3rd |
| 20.9.1958 | SCCA National Watkins Glen [BP+CP] | 96 | | Patrick Pratt | Patrick D. Pratt | DNA |
| 20.9.1958 | SCCA National Watkins Glen [BP+CP] | 106 | | Paul McGeorge | Paul McGeorge | DNF |
| 20.9.1958 | SCCA National Watkins Glen [BP+CP] | 115 | | Bruce Cargill | Bruce C. Cargill | DNF |
| 20.9.1958 | SCCA National Watkins Glen [BP+CP] | 117 | | Slako Bilinski | Slako Bilinski | 15th |
| 20.9.1958 | SCCA National Watkins Glen [BP+CP] | 133 | | Kenneth MacDonald | | 13th |
| 20.9.1958 | SCCA National Watkins Glen [BP+CP] | 139 | | Andrew Nicholas | | DNF |
| 20.9.1958 | SCCA National Watkins Glen [BP+CP] | 199 | | Bob Grossman | Robert M. Grossman | 12th |
| 5.10.1958 | SCCA Regional Thompson [BP+CP] | 43 | | Kenneth MacDonald | Ken MacDonald | 4th |
| 5.10.1958 | SCCA Regional Thompson [BP+CP] | 80 | | Harry Carter | | DNS |
| 5.10.1958 | SCCA National Virginia [BP+CP+DP+EP] | 190 | | Bob Grossman | | 5th |
| 19.10.1958 | SCCA Regional Lime Rock [BP+CP+DP] | 9 | | Bob Grossman | | 3rd |
| 26.10.1958 | Vineland [CP] | 310 | | | | raced |
| 1.11.1958 | Preliminary Palm Springs [Ladies+FIII] | 27 | | Dorothy LeRoy Quick | Dorothy LeRoy Quick | DNA |
| 1.11.1958 | Preliminary Palm Springs [BP+CP+DP+EP] | 27 | | Howard Quick | Dorothy LeRoy Quick | DNA |
| 2.11.1958 | SCCA National Palm Springs [BP+CP+DP] | 27 | | Howard Quick | Dorothy LeRoy Quick | DNF |
| 2.11.1958 | Palm Springs [Ladies+Sedan+FIII] | 27 | | Dorothy LeRoy Quick | Dorothy LeRoy Quick | DNA |
| 2.11.1958 | SCCA Regional Oklahoma [Production +2.0] | | | Bill Horton | | raced |
| 9.11.1958 | SCCA Regional Laguna Seca [BP+CP+DP] | 6 | | Roger Mace | Mark Elmo | raced |