| 30.8.1958 | Preliminary Santa Barbara [CP+DP] | 200 | | Don Dickey | | 1st |
| 31.8.1958 | Preliminary Thompson [FP] | 0 | | Morrow Decker | | 4th |
| 31.8.1958 | Preliminary Thompson [FP] | 94 | | Harry Blanchard | | 1st |
| 31.8.1958 | Preliminary Thompson [FP] | 137 | | Richard Lerner | | 3rd |
| 31.8.1958 | Santa Barbara [BP+CP+DP] | 200 | | Don Dickey | | 5th |
| 31.8.1958 | Preliminary Thompson [FP] | 211 | | Frank Wagenhofer | | 2nd |
| 1.9.1958 | SCCA National Thompson [EP+FP] | 0 | | Morrow Decker | | 7th |
| 1.9.1958 | SCCA National Thompson [EP+FP] | 94 | | Harry Blanchard | | 1st |
| 1.9.1958 | SCCA National Thompson [EP+FP] | 137 | | Richard Lerner | | DNF |
| 1.9.1958 | SCCA National Thompson [EP+FP] | 211 | | Frank Wagenhofer | | 3rd |
| 6.9.1958 | SCCA National Road America [FP+GP+HM] | 0 | | Chuck Rickert | | 1st |
| 6.9.1958 | SCCA National Road America [FP+GP+HM] | 62 | | Mike Collins | | 3rd |
| 14.9.1958 | SCCA Regional Meadowdale [FP+GP+HP+HM] | 0 | | Chuck Rickert | | DNA |
| 14.9.1958 | SCCA Regional Meadowdale [FP+GP+HP+HM] | 13 | | Manny Glazer | | DNA |
| 14.9.1958 | SCCA Regional Meadowdale [FP+GP+HP+HM] | 82 | | Gary Stephenson | | DNA |
| 21.9.1958 | Del Mar [BP+CP+DP+EP] | | | Jimmy Moore | | 2nd |
| 5.10.1958 | SCCA National Vaca Valley [EP+FP] | 20 | | Don Dickey | | 6th |
| 5.10.1958 | SCCA Regional Thompson [FP] | 23 | | Bill Chadbourne | | 1st |
| 5.10.1958 | SCCA National Vaca Valley [EP+FP] | 43 | | Al Whatley | | 16th |
| 5.10.1958 | SCCA National Vaca Valley [EP+FP] | 44 | | John Barneson | | 1st |
| 5.10.1958 | SCCA National Virginia [FP+GP+HM] | 117 | | Frank Wagenhofer | | DNF |
| 5.10.1958 | SCCA Regional Thompson [FP] | 149 | | Harry Blanchard | | DNA |
| 5.10.1958 | SCCA National Vaca Valley [EP+FP] | 170 | | Ed Vincent | | 5th |
| 5.10.1958 | SCCA National Vaca Valley [EP+FP] | 180 | | Carl Meyer | | DNF |
| 5.10.1958 | SCCA National Vaca Valley [EP+FP] | 217 | | Art Snyder | | 7th |
| 11.10.1958 | Preliminary Venice [GM+HM+EP+FP+GP+HP] | | | John Cuevas | | 1st |
| 11.10.1958 | Preliminary Venice [GM+HM+EP+FP+GP+HP] | | | Jean Speidel | | 4th |
| 12.10.1958 | Riverside [BP+CP+DP+EP+FP] | 30 | | Art Snyder | Art Snyder | 14th |
| 12.10.1958 | Riverside [BP+CP+DP+EP+FP] | 120 | | Don Dickey | Don Dickey | 6th |
| 12.10.1958 | 6 h Venice | | | Chuck Cassel | | ?th |
| 12.10.1958 | 6 h Venice | | | John Cuevas | | ?th |
| 12.10.1958 | 6 h Venice | | | Jean Speidel | | ?th |
| 25.10.1958 | Preliminary Minden [Porsche] | | | Art Snyder | | 3rd |
| 25.10.1958 | Preliminary Minden [Porsche] | | | Don Dickey | | 1st |
| 26.10.1958 | Preliminary Dothan [Ladies] | 1 | | Jean Speidel | Jean Speidel | 1st |
| 26.10.1958 | SCCA Regional Dothan [Main] | 1 | | Jean Speidel | Jean Speidel | 7th |
| 26.10.1958 | Minden [S1.5] | 20 | | Don Dickey | | 5th |
| 26.10.1958 | Minden [BP+CP+DP] | 20 | | Don Dickey | | 3rd |
| 26.10.1958 | Minden [BP+CP+DP] | 43 | | Al Whatley | | 8th |
| 26.10.1958 | Minden [S1.5] | 43 | | Al Whatley | | DNF |
| 26.10.1958 | SCCA Regional Dothan [Main] | 83 | | John Cuevas | John Cuevas | 4th |
| 26.10.1958 | Minden [BP+CP+DP] | 180 | | Carl Meyer | | 10th |
| 26.10.1958 | Minden [BP+CP+DP] | 217 | | Art Snyder | | 9th |
| 26.10.1958 | Vineland [FP+HM] | | | Harry Blanchard | | ?th |
| 1.11.1958 | Preliminary Palm Springs [Novice+Sedan] | 17 | | Pat Keenan | Patrick H. Keenan | ?th |
| 2.11.1958 | SCCA National Palm Springs [EP+FP+GP+HP] | 17 | | Pat Keenan | Patrick H. Keenan | 4th |
| 9.11.1958 | SCCA Regional Laguna Seca [BP+CP+DP] | 175 | | George Grinzewitsch | Geo. Grinzenvitsch | DNA |
| 9.11.1958 | SCCA Regional Laguna Seca [BP+CP+DP] | 200 | | Don Dickey | Donald R. Dickey | 4th |
| 16.11.1958 | SCCA Regional Marlboro [BM+EM+FM+GM+BP+CP+DP] | 37 | | Gene Hobbs | | DNF |
| 16.11.1958 | Preliminary Marlboro [BP+CP+DP+EP] | 37 | | Gene Hobbs | | 4th |
| 16.11.1958 | Preliminary Marlboro [BP+CP+DP+EP] | 149 | | Harry Blanchard | | 3rd |
| 16.11.1958 | SCCA Regional Marlboro [BM+EM+FM+GM+BP+CP+DP] | 149 | | Harry Blanchard | | 9th |
| 22.11.1958 | 6 h Pomona | | | Snyder / Nelson | | 5th |
| 22.11.1958 | 6 h Pomona | | | Dickey / Barneson / Whatley | | 2nd |
| 22.11.1958 | 6 h Pomona | | | Barneson / Whatley | | DNF |
| 23.11.1958 | Pomona [BP+CP+DP+EP] | | | Art Snyder | | 11th |
| 23.11.1958 | Pomona [BP+CP+DP+EP] | | | John Barneson | | 6th |
| 23.11.1958 | Pomona [BP+CP+DP+EP] | | | Don Dickey | | 4th |
| 30.11.1958 | Phoenix [Production] | | | Ron Cash | | 9th |
| 30.11.1958 | Phoenix [Novice] | | | Ron Cash | | 5th |