| 16.2.1958 | Preliminary New Smyrna Beach [FP+GP+HP+HM] | 9 | A | George Peck | | DNA |
| 16.2.1958 | Preliminary New Smyrna Beach [FP+GP+HP+HM] | 19 | A | Ross Durant | | DNA |
| 16.2.1958 | Preliminary New Smyrna Beach [FP+GP+HP+HM] | 28 | A | Dick Richard | | DNA |
| 16.2.1958 | Preliminary New Smyrna Beach [FP+GP+HP+HM] | 33 | A | E. D. Martin | | DNA |
| 16.2.1958 | Preliminary New Smyrna Beach [FP+GP+HP+HM] | 72 | TD | Felix Brunot | | DNA |
| 16.2.1958 | Preliminary New Smyrna Beach [FP+GP+HP+HM] | 77 | A | Parsons / Hardin | | DNA |
| 16.2.1958 | Preliminary New Smyrna Beach [FP+GP+HP+HM] | 94 | A | Arch Means | | DNA |
| 1.3.1958 | Preliminary Phoenix [Novice] | 29 | A | Melvin Davis | | 20th |
| 1.3.1958 | Preliminary Phoenix [Novice] | 33 | A | Ed Crooks | | 21st |
| 2.3.1958 | SCCA Regional Phoenix [Production] | 24 | TD | Gerry Peterson | | DNF |
| 2.3.1958 | SCCA Regional Phoenix [FP+GP+HP+HM] | 24 | TD | Gerry Peterson | | DNS |
| 2.3.1958 | SCCA Regional Phoenix [FP+GP+HP+HM] | 29 | A | Melvin Davis | | 12th |
| 2.3.1958 | SCCA Regional Phoenix [Production] | 29 | A | Melvin Davis | | 22nd |
| 2.3.1958 | SCCA Regional Phoenix [Production] | 33 | A | Jack Dalton | | 19th |
| 2.3.1958 | SCCA Regional Phoenix [FP+GP+HP+HM] | 33 | A | Ed Crooks | | 14th |
| 8.3.1958 | Novice Mansfield [S1.6] | 35 | TD | C. H. Eley | | 5th |
| 8.3.1958 | Novice Mansfield [S1.6] | 38 | A | Harold Kreech | | 3rd |
| 8.3.1958 | Novice Mansfield [S1.6] | 77 | A | J. B. Richard | | 2nd |
| 8.3.1958 | Novice Mansfield [S1.6] | 265 | A | R. O. Biesel | | 4th |
| 9.3.1958 | SCCA Regional Boca Raton [FP+GP+HP+KP+HM] | 8 | A | Sheldon Dobkin | | raced |
| 9.3.1958 | Preliminary Boca Raton [FP+GP+HP+KP+HM] | 8 | A | Sheldon Dobkin | | raced |
| 9.3.1958 | Preliminary Boca Raton [FP+GP+HP+KP+HM] | 9 | A | David Marks | | raced |
| 9.3.1958 | SCCA Regional Boca Raton [FP+GP+HP+KP+HM] | 9 | A | David Marks | | raced |
| 9.3.1958 | Preliminary Boca Raton [FP+GP+HP+KP+HM] | 13 | A | M. Gartland | | raced |
| 9.3.1958 | SCCA Regional Boca Raton [FP+GP+HP+KP+HM] | 13 | A | M. Gartland | | raced |
| 9.3.1958 | SCCA Regional Boca Raton [FP+GP+HP+KP+HM] | 14 | A | Rich Morton | | raced |
| 9.3.1958 | Preliminary Boca Raton [FP+GP+HP+KP+HM] | 14 | A | Rich Morton | | raced |
| 9.3.1958 | SCCA Regional Boca Raton [FP+GP+HP+KP+HM] | 19 | A | Ross Durant | | 6th |
| 9.3.1958 | Preliminary Boca Raton [FP+GP+HP+KP+HM] | 19 | A | Ross Durant | | raced |
| 9.3.1958 | SCCA Regional Boca Raton [FP+GP+HP+KP+HM] | 21 | A | George Lacy | | raced |
| 9.3.1958 | Preliminary Boca Raton [FP+GP+HP+KP+HM] | 21 | A | George Lacy | | raced |
| 9.3.1958 | Preliminary Mansfield [MGA+GP+KP] | 25 | TD | J. B. Cranford | | 11th |
| 9.3.1958 | SCCA Regional Boca Raton [FP+GP+HP+KP+HM] | 25 | A | V. Lamb | | raced |
| 9.3.1958 | Preliminary Boca Raton [FP+GP+HP+KP+HM] | 25 | A | V. Lamb | | raced |
| 9.3.1958 | SCCA Regional Mansfield [MGA+GP+KP+HM] | 25 | TD | J. B. Cranford | | 15th |
| 9.3.1958 | Preliminary Mansfield [MGA+GP+KP] | 27 | A | Frank Folbre | | 5th |
| 9.3.1958 | SCCA Regional Mansfield [MGA+GP+KP+HM] | 27 | A | Frank Folbre | | DNF |
| 9.3.1958 | SCCA Regional Mansfield [MGA+GP+KP+HM] | 31 | TD | J. F. Muller | | DNS |
| 9.3.1958 | Preliminary Mansfield [MGA+GP+KP] | 31 | TD | J. F. Muller | | DNF |
| 9.3.1958 | SCCA Regional Mansfield [MGA+GP+KP+HM] | 33 | A | Tom Gerber | | 3rd |
| 9.3.1958 | SCCA Regional Boca Raton [FP+GP+HP+KP+HM] | 33 | A | Keith Marks | | raced |
| 9.3.1958 | Preliminary Boca Raton [FP+GP+HP+KP+HM] | 33 | A | Keith Marks | | raced |
| 9.3.1958 | Preliminary Mansfield [MGA+GP+KP] | 33 | A | Tom Gerber | | 3rd |
| 9.3.1958 | Preliminary Mansfield [MGA+GP+KP] | 35 | TD | C. H. Eley | | 17th |
| 9.3.1958 | SCCA Regional Mansfield [MGA+GP+KP+HM] | 35 | TD | C. H. Eley | | DNS |
| 9.3.1958 | Preliminary Boca Raton [FP+GP+HP+KP+HM] | 36 | A | Jim Fritz | | raced |
| 9.3.1958 | SCCA Regional Boca Raton [FP+GP+HP+KP+HM] | 36 | A | Jim Fritz | | raced |
| 9.3.1958 | Preliminary Mansfield [MGA+GP+KP] | 38 | A | Harold Krech | | 10th |
| 9.3.1958 | SCCA Regional Mansfield [MGA+GP+KP+HM] | 38 | A | Harold Krech | | DNS |
| 9.3.1958 | Preliminary Mansfield [MGA+GP+KP] | 40 | A | Louis Heuss | | 2nd |
| 9.3.1958 | SCCA Regional Mansfield [MGA+GP+KP+HM] | 40 | A | Louis Heuss | | 2nd |
| 9.3.1958 | Preliminary Boca Raton [FP+GP+HP+KP+HM] | 43 | A | Ed Wilson | | raced |
| 9.3.1958 | SCCA Regional Boca Raton [FP+GP+HP+KP+HM] | 43 | A | Ed Wilson | | raced |
| 9.3.1958 | SCCA Regional Boca Raton [FP+GP+HP+KP+HM] | 48 | A | W. Garrington | | raced |
| 9.3.1958 | Preliminary Boca Raton [FP+GP+HP+KP+HM] | 48 | A | W. Garrington | | raced |
| 9.3.1958 | Preliminary Boca Raton [FP+GP+HP+KP+HM] | 51 | A | James Kent | | raced |
| 9.3.1958 | SCCA Regional Boca Raton [FP+GP+HP+KP+HM] | 51 | A | James Kent | | raced |
| 9.3.1958 | SCCA Regional Mansfield [MGA+GP+KP+HM] | 57 | A | Bob Nation | | 1st |
| 9.3.1958 | Preliminary Mansfield [MGA+GP+KP] | 57 | A | Bob Nation | | 1st |
| 9.3.1958 | SCCA Regional Mansfield [MGA+GP+KP+HM] | 60 | A | Phil Godwin | | DNF |
| 9.3.1958 | Preliminary Mansfield [MGA+GP+KP] | 60 | A | Phil Godwin | | 6th |
| 9.3.1958 | SCCA Regional Boca Raton [FP+GP+HP+KP+HM] | 72 | TD | Felix Brunot | | raced |
| 9.3.1958 | Preliminary Boca Raton [FP+GP+HP+KP+HM] | 72 | TD | Felix Brunot | | raced |
| 9.3.1958 | Preliminary Mansfield [MGA+GP+KP] | 73 | TD | Ray Loflin | | DNF |
| 9.3.1958 | SCCA Regional Mansfield [MGA+GP+KP+HM] | 73 | TD | Ray Loflin | | DNS |
| 9.3.1958 | SCCA Regional Mansfield [MGA+GP+KP+HM] | 76 | TD | Carl Whyte | | 12th |
| 9.3.1958 | Preliminary Mansfield [MGA+GP+KP] | 76 | TD | Carl Whyte | | 12th |
| 9.3.1958 | SCCA Regional Mansfield [MGA+GP+KP+HM] | 77 | A | J. B. Richard | | 6th |
| 9.3.1958 | Preliminary Mansfield [MGA+GP+KP] | 77 | A | J. B. Richard | | 9th |
| 9.3.1958 | Preliminary Boca Raton [FP+GP+HP+KP+HM] | 82 | A | Peter Hall | | raced |
| 9.3.1958 | SCCA Regional Boca Raton [FP+GP+HP+KP+HM] | 82 | A | Peter Hall | | raced |
| 9.3.1958 | Preliminary Boca Raton [FP+GP+HP+KP+HM] | 91 | A | George Peck | | raced |
| 9.3.1958 | SCCA Regional Boca Raton [FP+GP+HP+KP+HM] | 91 | A | George Peck | | raced |
| 9.3.1958 | Preliminary Mansfield [MGA+GP+KP] | 101 | A | J. A. Douglas | | 7th |
| 9.3.1958 | SCCA Regional Mansfield [MGA+GP+KP+HM] | 101 | A | J. A. Douglas | | 5th |
| 9.3.1958 | SCCA Regional Mansfield [MGA+GP+KP+HM] | 265 | A | R. O. Bisel | | DNS |
| 9.3.1958 | Preliminary Mansfield [MGA+GP+KP] | 265 | A | R. O. Bisel | | DNF |
| 22.3.1958 | Preliminary Stockton [Sedan+Ladies+MG+FIII] | 30 | TD | Keith Bryan | | - |
| 22.3.1958 | Preliminary Stockton [Sedan+Ladies+MG+FIII] | 31 | TF | Jane Wells | | - |
| 22.3.1958 | Preliminary Stockton [Sedan+Ladies+MG+FIII] | 33 | TD | Gordon Wilson | | - |
| 22.3.1958 | Preliminary Stockton [Sedan+Ladies+MG+FIII] | 49 | TC | Morton Gray | | - |
| 22.3.1958 | Preliminary Stockton [Sedan+Ladies+MG+FIII] | 56 | TD | Marshall Swope | | - |
| 22.3.1958 | Preliminary Stockton [Sedan+Ladies+MG+FIII] | 84 | TD | Belmont Reid | | - |
| 22.3.1958 | Preliminary Stockton [Sedan+Ladies+MG+FIII] | 110 | TC | John B. Male | | - |
| 22.3.1958 | Preliminary Stockton [Sedan+Ladies+MG+FIII] | 137 | TF | John Miller | | - |
| 23.3.1958 | SCCA Regional Stockton [Production 1.6] | 30 | TD | Keith Abbott | | 21st |
| 23.3.1958 | SCCA Regional Stockton [Production 1.6] | 31 | TF | Randall Cowherd | | 16th |
| 23.3.1958 | SCCA Regional Stockton [Production 1.6] | 33 | TD | Gordon Wilson | | 18th |
| 23.3.1958 | SCCA Regional Stockton [Production 1.6] | 40 | A | Jack Dalton | | 14th |
| 23.3.1958 | SCCA Regional Stockton [Production 1.6] | 49 | TC | Morton Gray | | 15th |
| 23.3.1958 | SCCA Regional Stockton [S1.5] | 56 | TD | Marshall Swope | | 14th |
| 23.3.1958 | SCCA Regional Stockton [Production 1.6] | 75 | A | Dan-San Abbott | | 20th |
| 23.3.1958 | SCCA Regional Stockton [Production 1.6] | 110 | TC | Bob Winkelmann | | 9th |
| 23.3.1958 | SCCA Regional Stockton [S1.5] | 149 | Special | Jerry Lewis | | 3rd |
| 23.3.1958 | SCCA Regional Stockton [Production 1.6] | 152 | A | Ed Leslie | | 13th |
| 23.3.1958 | SCCA Regional Stockton [S+1.5] | 178 | TD Special | Wallace Thomas | | 8th |
| 23.3.1958 | SCCA Regional Stockton [Production 1.6] | 183 | A | Jim Hughes | | 12th |
| 23.3.1958 | SCCA Regional Stockton [S1.5] | | Special R2 | Jack Duncan | | DNF |
| 23.3.1958 | SCCA Regional Stockton [S1.5] | | Simca Special | Stan Peterson | | raced |
| 23.3.1958 | SCCA Regional Stockton [S+1.5] | | Special R2 | Jack Duncan | | DNF |