| 11.1.1958 | Preliminary Miami [BM+CM+DM+EM+FM+BP] | 0 | | Charles Wallace | Briggs Cunningham | 2nd |
| 11.1.1958 | Preliminary Miami [BM+CM+DM+EM+FM+BP] | 27 | | Ernie Erickson | | DNA |
| 11.1.1958 | Preliminary Miami [BM+CM+DM+EM+FM+BP] | 68 | #0064 | Newton Davis | | 14th |
| 11.1.1958 | Preliminary Miami [BM+CM+DM+EM+FM+BP] | 140 | | Bob Holbert | | DNA |
| 11.1.1958 | Preliminary Miami [BM+CM+DM+EM+FM+BP] | 183 | | John Cuevas | | 9th |
| 12.1.1958 | SCCA National Miami [BM+CM+DM+EM+FM+BP] | 0 | | Charles Wallace | Briggs Cunningham | 5th |
| 12.1.1958 | SCCA National Miami [BM+CM+DM+EM+FM+BP] | 27 | | Ernie Erickson | | DNA |
| 12.1.1958 | SCCA National Miami [BM+CM+DM+EM+FM+BP] | 68 | #0064 | Newton Davis | | 12th |
| 12.1.1958 | SCCA National Miami [BM+CM+DM+EM+FM+BP] | 140 | | Bob Holbert | | 6th |
| 12.1.1958 | SCCA National Miami [BM+CM+DM+EM+FM+BP] | 183 | | John Cuevas | | DNA |
| 26.1.1958 | 1000 km Buenos Aires | 48 | | Moss / Behra | Huschke von Hanstein | 3rd |
| 26.1.1958 | 1000 km Buenos Aires | 50 | | Barth / Mières / von Döry | Porsche | 5th |
| 26.1.1958 | 1000 km Buenos Aires | 52 | #0126 | Juhan / Wiesse | | 10th |
| 26.1.1958 | 1000 km Buenos Aires | 54 | #12? | von Döry / Delfosse | | DNF |
| 26.1.1958 | 1000 km Buenos Aires | 56 | | Mayol / Mantega | | DNS |
| 8.2.1958 | Preliminary Pomona [Modified 1.5] | 29 | | Joe Playan | Joe Playan | 4th |
| 8.2.1958 | Preliminary Pomona [Modified 1.5] | 40 | | John Davis | John P. Davis | 11th |
| 8.2.1958 | Preliminary Pomona [Modified 1.5] | 50 | | Ken Miles | | DNS |
| 8.2.1958 | Preliminary Pomona [Modified 1.5] | 88 | | Jack McAfee | Stanley Sugarman | 1st |
| 8.2.1958 | Preliminary Pomona [Modified 1.5] | 188 | #0047 | Stan Sugarman | Stanley Sugarman | DNA |
| 8.2.1958 | Preliminary Pomona [Modified 1.5] | 318 | #0023 | Gary Nelson | Gary Nelson | 9th |
| 9.2.1958 | Pomona [Ladies] | 29 | | Ruth Levy | Joe Playan | 2nd |
| 9.2.1958 | Pomona [S1.5] | 29 | | Joe Playan | Joe Playan | DNF |
| 9.2.1958 | Pomona [S1.5] | 40 | | John Davis | John P. Davis | 9th |
| 9.2.1958 | Pomona [S1.5] | 50 | | Ken Miles | | 2nd |
| 9.2.1958 | Consolation Pomona [Modified] | 50 | | Ken Miles | | 3rd |
| 9.2.1958 | Pomona [S1.5] | 88 | | Jack McAfee | Stanley Sugarman | 1st |
| 9.2.1958 | Guadalajara | 109 | | Ricardo Rodriguez | | 1st |
| 9.2.1958 | Pomona [S1.5] | 188 | #0047 | Stan Sugarman | Stanley Sugarman | DNA |
| 9.2.1958 | Pomona [Ladies] | 193 | #06 | Betty Shutes | Betty Shutes | 1st |
| 9.2.1958 | Pomona [S1.5] | 318 | #0023 | Gary Nelson | Gary Nelson | DNF |
| 9.2.1958 | Guadalajara | | | Ruth Levy | | DNA |
| 9.2.1958 | Guadalajara | | | Ken Miles | Stan Sugarman | DNA |
| 9.2.1958 | Guadalajara | | #0104 | Jean Pierre Kunstle | | DNA |
| 9.2.1958 | Guadalajara | | | Denise McCluggage | | DNA |
| 9.2.1958 | Guadalajara | | | Sam Weiss | | DNA |
| 9.2.1958 | Guadalajara | | | Ed Crawford | | DNA |
| 9.2.1958 | Guadalajara | | | Jack McAfee | | DNA |
| 9.2.1958 | Guadalajara | | #0026 | John Porter | | DNA |
| 9.2.1958 | Guadalajara | | | Joe Playan | | DNA |
| 16.2.1958 | Preliminary New Smyrna Beach [Modified] | 83 | | John Cuevas | | DNA |
| 16.2.1958 | SCCA Regional New Smyrna Beach [Modified+BP+CP+DP+EP] | 83 | | John Cuevas | | DNA |
| 1.3.1958 | Preliminary Phoenix [Novice] | 188 | #0081 | Vaclav Polak | | 2nd |
| 2.3.1958 | SCCA Regional Phoenix [S1.5] | 9 | | Tracy Bird | | 8th |
| 2.3.1958 | SCCA Regional Phoenix [Main] | 9 | | John Biehl | | 11th |
| 2.3.1958 | SCCA Regional Phoenix [Main] | 62 | | Bobby Burns | | 5th |
| 2.3.1958 | SCCA Regional Phoenix [S1.5] | 62 | | Bobby Burns | | 2nd |
| 2.3.1958 | SCCA Regional Phoenix [S1.5] | 88 | | Jack McAfee | Stan Sugarman | 1st |
| 2.3.1958 | SCCA Regional Phoenix [Main] | 88 | | Jack McAfee | Stan Sugarman | 3rd |
| 2.3.1958 | SCCA Regional Phoenix [Main] | 169 | #0026 | John Porter | | 12th |
| 2.3.1958 | SCCA Regional Phoenix [S1.5] | 169 | #0026 | John Porter | | 10th |
| 2.3.1958 | SCCA Regional Phoenix [S1.5] | 188 | #0047 | Stan Sugarman | | 9th |
| 2.3.1958 | SCCA Regional Phoenix [Main] | 188 | #0047 | Stan Sugarman | | 14th |
| 2.3.1958 | SCCA Regional Phoenix [S1.5] | 193 | #06 | Betty Shutes | | DNF |
| 2.3.1958 | Preliminary Phoenix [Ladies] | 193 | #06 | Betty Shutes | | DNF |
| 2.3.1958 | SCCA Regional Phoenix [Main] | 318 | #0023 | Gary Nelson | | DNS |
| 2.3.1958 | SCCA Regional Phoenix [S1.5] | 318 | #0023 | Gary Nelson | | 6th |
| 2.3.1958 | SCCA Regional Phoenix [Main] | | | Bob Donner | | DNA |
| 9.3.1958 | Preliminary Boca Raton [CM+DM+EM+FM+GM] | 183 | | John Cuevas | | 4th |
| 9.3.1958 | SCCA Regional Boca Raton [CM+DM+EM+FM+GM+BP+CP+DP] | 183 | | John Cuevas | | ?th |
| 22.3.1958 | 12 h Sebring | 41 | | Schell / Seidel | Porsche K.G. | 3rd |
| 22.3.1958 | 12 h Sebring | 44 | #0111 | Bunker / de Beaufort | Art's Sports Motors | DNF |
| 22.3.1958 | 12 h Sebring | 45 | #0104 | Miles / Kunstle | Jean-Pierre Kunstle | DNF |
| 22.3.1958 | 12 h Sebring | 46 | | Wallace / Holbert / Hudson | Marshall Motors | 25th |
| 22.3.1958 | 12 h Sebring | 74 | | Scott / Bott | Norman J. Scott Jr. | 39th |
| 22.3.1958 | 12 h Sebring | 75 | | Underwood / Cunningham / Boss | Alfred Momo | DNS |
| 23.3.1958 | SCCA Regional Stockton [S1.5] | 12 | | Eldon Beagle | | 1st |
| 23.3.1958 | SCCA Regional Stockton [S+1.5] | 12 | | Eldon Beagle | | 1st |
| 23.3.1958 | Preliminary Stockton [Novice Sports] | 141 | #0089 | Jack West | | 12th |
| 23.3.1958 | SCCA Regional Stockton [S1.5] | 141 | | Chick Leson | | 6th |
| 23.3.1958 | SCCA Regional Stockton [S1.5] | 188 | #0081 | Jack McAfee | | DNF |
| 23.3.1958 | Preliminary Stockton [Novice Sports] | 188 | #0081 | Vaclav Polak | | 14th |
| 23.3.1958 | SCCA Regional Stockton [S1.5] | 212 | #0088 | Erv Lehr | | 2nd |
| 23.3.1958 | Preliminary Stockton [Novice Sports] | 212 | #0088 | Erv Lehr | | 4th |
| 23.3.1958 | SCCA Regional Stockton [S+1.5] | 212 | #0088 | Erv Lehr | | 3rd |
| 1958 | Hawaii [S1.6] | 7 | #0069 | Loretta Richert | | 1st |
| 1958 | Hawaii [Main] | 7 | #0069 | Loretta Richert | | 6th |
| 1958 | Preliminary Hawaii [Modified 1.6] | 7 | #0069 | Loretta Richert | | 1st |
| 1958 | Plains Premiere [Main] | | | Donald Berlin | | 2nd |
| 1958 | Preliminary Plains Premiere [BM+CM+DM+EM+FM+GM] | | | Donald Berlin | | 3rd |