| 11.1.1958 | Preliminary Miami [BM+CM+DM+EM+FM+BP] | 66 | #322=>332 | Jim Hall | Carroll Shelby | 4th |
| 12.1.1958 | Preliminary Miami [CP+DP+EP+GM] | 20 | | Bill Bowman | | 17th |
| 12.1.1958 | SCCA National Miami [CP+DP+EP+GM] | 20 | | Bill Bowman | | 8th |
| 12.1.1958 | SCCA National Miami [CP+DP+EP+GM] | 37 | | Roy Schecter | | 1st |
| 12.1.1958 | Preliminary Miami [CP+DP+EP+GM] | 37 | | Roy Schecter | | 3rd |
| 12.1.1958 | SCCA National Miami [BM+CM+DM+EM+FM+BP] | 66 | #322=>332 | Jim Hall | Carroll Shelby | DNF |
| 12.1.1958 | Preliminary Miami [CP+DP+EP+GM] | 127 | | Roy Schecter | | DNA |
| 12.1.1958 | SCCA National Miami [CP+DP+EP+GM] | 127 | | Roy Schecter | | DNA |
| 8.2.1958 | Preliminary Pomona [Modified 1.5] | 27 | | Skip Conklin | Skip Conklin | 6th |
| 8.2.1958 | Preliminary Pomona [Modified 1.5] | 44 | | Frank Monise | Frank Monise | DNA |
| 8.2.1958 | Preliminary Pomona [Modified 1.5] | 102 | | Jack Nethercutt | Jack Nethercutt | 7th |
| 8.2.1958 | Preliminary Pomona [Modified 1.5] | 116 | | Chuck Schroeder | Chuck Schroeder | 10th |
| 8.2.1958 | Preliminary Pomona [Modified 1.5] | 167 | | Dan Hernandez | Daniel Hernandez | 13th |
| 9.2.1958 | Pomona [S1.5] | 27 | | Skip Conklin | Skip Conklin | 5th |
| 9.2.1958 | Pomona [S1.5] | 44 | | Frank Monise | Frank Monise | DNA |
| 9.2.1958 | Pomona [S1.5] | 102 | | Jack Nethercutt | Jack Nethercutt | 4th |
| 9.2.1958 | Pomona [S1.5] | 116 | | Chuck Schroeder | Chuck Schroeder | 7th |
| 9.2.1958 | Pomona [S1.5] | 167 | | Dan Hernandez | Daniel Hernandez | DNQ |
| 9.2.1958 | Guadalajara | | #322=>332 | Jim Hall | Carroll Shelby | DNA |
| 15.2.1958 | Preliminary New Smyrna Beach [Novice 1] | | | | | raced |
| 16.2.1958 | SCCA Regional New Smyrna Beach [Modified+BP+CP+DP+EP] | 20 | | Bill Bowman | | 8th |
| 16.2.1958 | Preliminary New Smyrna Beach [Modified] | 20 | | Bill Bowman | | DNA |
| 16.2.1958 | SCCA Regional New Smyrna Beach [Modified+BP+CP+DP+EP] | 27 | | Roy Schecter | | DNF |
| 16.2.1958 | Preliminary New Smyrna Beach [Modified] | 27 | | Roy Schecter | | DNA |
| 2.3.1958 | SCCA Regional Phoenix [S1.5] | 2 | | Todd Aikens | | 11th |
| 2.3.1958 | SCCA Regional Phoenix [Main] | 2 | | Todd Aikens | | 16th |
| 2.3.1958 | SCCA Regional Phoenix [S1.5] | 16 | | John Miller | | 12th |
| 2.3.1958 | SCCA Regional Phoenix [Main] | 16 | | John Miller | | 20th |
| 2.3.1958 | Preliminary Phoenix [Ladies] | 16 | | Charlotte Duncan | | 1st |
| 2.3.1958 | SCCA Regional Phoenix [S1.5] | 86 | | Bill Heard | | DNF |
| 2.3.1958 | SCCA Regional Phoenix [Main] | 86 | | Bill Heard | | DNF |
| 2.3.1958 | SCCA Regional Phoenix [Main] | 127 | | Skip Conklin | | 10th |
| 2.3.1958 | SCCA Regional Phoenix [S1.5] | 127 | | Skip Conklin | | 5th |
| 2.3.1958 | SCCA Regional Phoenix [Main] | 144 | | Frank Monise | | 8th |
| 2.3.1958 | SCCA Regional Phoenix [S1.5] | 144 | | Frank Monise | | 4th |
| 2.3.1958 | SCCA Regional Phoenix [Main] | 151 | #263 | Leon Miller | | 22nd |
| 2.3.1958 | SCCA Regional Phoenix [S1.5] | 151 | #263 | Leon Miller | | 13th |
| 2.3.1958 | SCCA Regional Phoenix [S1.5] | 166 | #322=>332 | Jim Hall | Carroll Shelby | DNF |
| 8.3.1958 | Preliminary Boca Raton [Novice] | | | J. J. Packo | | 2nd |
| 9.3.1958 | Preliminary Boca Raton [CM+DM+EM+FM+GM] | 20 | | Bill Bowman | | raced |
| 9.3.1958 | SCCA Regional Boca Raton [CM+DM+EM+FM+GM+BP+CP+DP] | 20 | | Bill Bowman | | raced |
| 9.3.1958 | Preliminary Mansfield [FM+GM+HM] | 21 | | Robin Benson | | 1st |
| 9.3.1958 | SCCA Regional Mansfield [CM+DM+EM+FM+GM] | 121 | #150 | Bob Aylward | | 5th |
| 9.3.1958 | Preliminary Mansfield [FM+GM+HM] | 121 | #150 | Bob Aylward | | 2nd |
| 9.3.1958 | SCCA Regional Boca Raton [CM+DM+EM+FM+GM+BP+CP+DP] | | | Roy Schecter | | DNA |
| 22.3.1958 | Preliminary Stockton [Sedan+Ladies+MG+FIII] | 16 | | Charlotte Duncan | | - |
| 22.3.1958 | 12 h Sebring | 49 | #275 | Moran / Ceresole | Charles Moran, Jr. | 38th |
| 22.3.1958 | 12 h Sebring | 54 | #503 | Chamberlain / Frost | Team Lotus | 9th |
| 22.3.1958 | 12 h Sebring | 55 | #504 | Chapman / Allison | Team Lotus | 6th |
| 22.3.1958 | 12 h Sebring | 56 | #339 | Weiss / Tallaksen | Team Lotus | 4th |
| 22.3.1958 | Preliminary Stockton [Sedan+Ladies+MG+FIII] | | | Marion Lowe | | - |
| 23.3.1958 | SCCA Regional Stockton [S1.5] | 16 | | John Miller | | 10th |
| 23.3.1958 | SCCA Regional Stockton [S1.5] | 29 | | Dan Hernandez | | 13th |
| 23.3.1958 | SCCA Regional Stockton [S1.5] | 35 | | John P. Young | | 7th |
| 23.3.1958 | SCCA Regional Stockton [S1.5] | 87 | | Paul Nau | | 5th |
| 23.3.1958 | SCCA Regional Stockton [S1.5] | | | James Lowe | | DNF |
| 29.3.1958 | BARC Mallory Park [S1.1 A] | 18 | | Alex McMillan | Alex McMillan | DNA |
| 29.3.1958 | BARC Mallory Park [S1.1 A] | 20 | | Donald Mathieson | D. B. Mathieson | 9th |
| 29.3.1958 | BARC Mallory Park [S1.1 A] | 23 | | Jimmy Blumer | Jimmy Blumer | 1st |
| 29.3.1958 | BARC Mallory Park [Handicap B] | 25 | #330 | Dick Prior | Dick Prior | 1st |
| 29.3.1958 | BARC Mallory Park [S1.1 A] | 25 | #330 | Dick Prior | Dick Prior | 7th |
| 29.3.1958 | BARC Mallory Park [Unlimited B] | 26 | | Bruno Ferrari | Scuderia Madunina | DNS |
| 29.3.1958 | BARC Mallory Park [S1.1 A] | 26 | | Bruno Ferrari | Scuderia Madunina | DNS |
| 29.3.1958 | BARC Mallory Park [S1.1 A] | 27 | | Christopher Martyn | Chris Martyn | 10th |
| 29.3.1958 | BARC Mallory Park [Handicap B] | 27 | | Christopher Martyn | Chris Martyn | 3rd |
| 29.3.1958 | BARC Mallory Park [Handicap B] | 28 | #316 | Douglas Graham | Doug Graham | 5th |
| 29.3.1958 | BARC Mallory Park [S1.1 A] | 28 | #316 | Douglas Graham | Doug Graham | 8th |
| 29.3.1958 | BARC Mallory Park [Handicap B] | 29 | | Mike Taylor | Michael Taylor | 2nd |
| 29.3.1958 | BARC Mallory Park [S+1.1] | 51 | | John Wagstaff | John Wagstaff | DNA |
| 29.3.1958 | BARC Mallory Park [S+1.1] | 53 | | Bob Waters | Bob Waters | DNS |
| 29.3.1958 | BARC Mallory Park [Handicap B] | 82 | | Bob Staples | Ecurie Gnuts | 6th |
| 1958 | Hawaii [Main] | 52 | | Cal Niday | | DNF |
| 1958 | Hawaii [S1.6] | 52 | | Cal Niday | | 3rd |
| 1958 | Mallory Park | | | Peter Ashdown | | 1st |
| 1958 | Texas [Modified] | | | Bill Parham | | DNS |
| 1958 | Texas [Modified] | | | Bill Parham | | raced |