| 9.3.1958 | SCCA Regional Boca Raton [FP+GP+HP+KP+HM] | 72 | | Felix Brunot | | raced |
| 22.3.1958 | Preliminary Stockton [Sedan+Ladies+MG+FIII] | 30 | | Keith Bryan | | - |
| 22.3.1958 | Preliminary Stockton [Sedan+Ladies+MG+FIII] | 33 | | Gordon Wilson | | - |
| 22.3.1958 | Preliminary Stockton [Sedan+Ladies+MG+FIII] | 56 | | Marshall Swope | | - |
| 22.3.1958 | Preliminary Stockton [Sedan+Ladies+MG+FIII] | 84 | | Belmont Reid | | - |
| 23.3.1958 | SCCA Regional Stockton [Production 1.6] | 30 | | Keith Abbott | | 21st |
| 23.3.1958 | SCCA Regional Stockton [Production 1.6] | 33 | | Gordon Wilson | | 18th |
| 23.3.1958 | SCCA Regional Stockton [S1.5] | 56 | | Marshall Swope | | 14th |
| 23.3.1958 | Preliminary Stockton [Novice Production 1.6] | 84 | | Belmont Reid | | 21st |
| 5.4.1958 | BRSCC Full Sutton [PS1.5] | 30 | | Harry Ratcliffe | | 14th |
| 20.4.1958 | SCCA National Marlboro [FP+HP] | 123 | #TD 17896 | Morrow Decker | | 9th |
| 20.4.1958 | SCCA Regional Galveston [FP+GP] | | | Joe Steede | | ?th |
| 20.4.1958 | SCCA Regional Galveston [FP+GP] | | | Carl Whyte | | ?th |
| 20.4.1958 | SCCA Regional Galveston [FP+GP] | | | Johnny Mueller | | ?th |
| 10.5.1958 | 4 h Relay Harewood Acres | 4P | | Ken Mansell | Ecurie Leadfoot | 19th |
| 10.5.1958 | 4 h Relay Harewood Acres | 4A | | Van Worsdale | Ecurie Leadfoot | 19th |
| 10.5.1958 | 4 h Relay Harewood Acres | 4B | | Dick Shelton | Ecurie Leadfoot | 19th |
| 10.5.1958 | 4 h Relay Harewood Acres | 4C | | Norman Addison | Ecurie Leadfoot | 19th |
| 10.5.1958 | 4 h Relay Harewood Acres | 6C | | Norm Croucher | Oaktra Four | 20th |
| 10.5.1958 | 4 h Relay Harewood Acres | 11P | | Don Hambly | The Midgets | 17th |
| 10.5.1958 | Novice Tracy [Production 1.6] | 159 | | Belmont Reid | Belmont M. Reid | DNA |
| 10.5.1958 | Novice Tracy [Modified] | 160 | | Donald Lewis | Donald F. Lewis | DNA |
| 10.5.1958 | Novice Tracy [Modified] | 189 | | James K. Caspar | James K. Caspar | DNA |
| 10.5.1958 | Novice Tracy [Production 1.6] | 252 | | Katharine Bliss | Katharine Bliss | DNA |
| 11.5.1958 | SCCA Regional Tracy [MG+Ladies+Sedan+FIII] | 56 | | Marshall Swope | John D. Miller | 4th |
| 11.5.1958 | SCCA Regional Tracy [MG+Ladies+Sedan+FIII] | 159 | | Belmont Reid | Belmont M. Reid | 3rd |
| 11.5.1958 | SCCA Regional Tracy [CM+DM+EM] | 189 | | Malcolm Shroyer | Malcolm C. Shroyer | 11th |
| 11.5.1958 | SCCA Regional Tracy [MG+Ladies+Sedan+FIII] | 252 | | Katharine Bliss | Katherine Bliss | 6th |
| 18.5.1958 | SCCA National Cumberland [GP+HP] | 85 | #TD 17896 | Morrow Decker | Dor S. M. Decker, Jr. | raced |
| 18.5.1958 | LISCA Lime Rock [GP] | | | Arch McNeill | | ?th |
| 25.5.1958 | Hourglass Field [Ladies] | | | Bonnie Bosley | | 3rd |
| 31.5.1958 | Preliminary Santa Barbara [GP+HP] | 3 | | Cliff Hansley | Cliff Hansley | DNA |
| 31.5.1958 | Preliminary Santa Barbara [GP+HP] | 7 | | Watkins / Gruber | Vincent Martinelli | DNA |
| 31.5.1958 | Preliminary Santa Barbara [GP+HP] | 34 | | Doug Sharman | Doug Sharman | DNA |
| 31.5.1958 | Novice Dunkirk [FP+GP+IP+KP] | 34 | | John Voss | | 13th |
| 31.5.1958 | Preliminary Santa Barbara [GP+HP] | 43 | | Tom Yearian | Tom Yearian | DNA |
| 31.5.1958 | Preliminary Santa Barbara [GP+HP] | 61 | | Phil Carter | Phil Carter | DNA |
| 31.5.1958 | Novice Dunkirk [FP+GP+IP+KP] | 91 | | E. H. Clapham | | 11th |
| 31.5.1958 | Preliminary Santa Barbara [GP+HP] | 92 | | Jack Cleghorn | Jack Cleghorn | DNA |
| 31.5.1958 | Preliminary Santa Barbara [Modified 1.5] | 97 | | William Scott | Josie McLoughlin | DNA |
| 31.5.1958 | Preliminary Santa Barbara [GP+HP] | 103 | | Ken Roehr | Ken Roehr | DNA |
| 31.5.1958 | Preliminary Santa Barbara [GP+HP] | 134 | | George Beard | George Beard | DNA |
| 31.5.1958 | Preliminary Santa Barbara [GP+HP] | 135 | | William Steube | Wm. Steube | DNA |
| 31.5.1958 | Preliminary Santa Barbara [GP+HP] | 143 | | Pat Fahey | Pat Fahey | DNA |
| 31.5.1958 | Preliminary Santa Barbara [GP+HP] | 153 | | Art White | Art White | DNA |
| 31.5.1958 | Preliminary Santa Barbara [Novice] | 153 | | Art White | Art White | 32nd |
| 31.5.1958 | Preliminary Santa Barbara [GP+HP] | 198 | | Donald Caselton | Donald Caselton | DNA |
| 31.5.1958 | Preliminary Santa Barbara [Ladies] | 237 | | Norah Taylor | Sam Taylor | DNA |
| 31.5.1958 | Preliminary Santa Barbara [GP+HP] | 237 | | Sam Taylor | Sam Taylor | DNA |
| 1.6.1958 | Santa Barbara [MG] | 3 | | Cliff Hansley | Cliff Hansley | DNA |
| 1.6.1958 | SCCA Regional La Junta [FM+GM+HM+EP+FP+GP] | 4 | | W. A. Tapscott | | 26th |
| 1.6.1958 | Santa Barbara [MG] | 7 | | Watkins / Gruber | Vincent Martinelli | DNA |
| 1.6.1958 | SCCA Regional Dunkirk [MG] | 34 | | John Voss | | DNF |
| 1.6.1958 | Santa Barbara [MG] | 34 | | Doug Sharman | Doug Sharman | DNA |
| 1.6.1958 | Santa Barbara [MG] | 43 | | Tom Yearian | Tom Yearian | DNA |
| 1.6.1958 | Santa Barbara [MG] | 61 | | Phil Carter | Phil Carter | DNA |
| 1.6.1958 | SCCA Regional Dunkirk [MG] | 91 | | E. H. Clapham | | DNF |
| 1.6.1958 | Santa Barbara [MG] | 92 | | Jack Cleghorn | Jack Cleghorn | DNA |
| 1.6.1958 | Santa Barbara [FM+GM+HM] | 97 | | William Scott | Josie McLoughlin | 13th |
| 1.6.1958 | Santa Barbara [MG] | 103 | | Ken Roehr | Ken Roehr | DNA |
| 1.6.1958 | SCCA National Bridgehampton [GP+HP+HM] | 114 | | K. Lawrence | | 12th |
| 1.6.1958 | Santa Barbara [MG] | 134 | | George Beard | George Beard | DNA |
| 1.6.1958 | Santa Barbara [MG] | 135 | | William Steube | Wm. Steube | DNA |
| 1.6.1958 | Santa Barbara [MG] | 143 | | Pat Fahey | Pat Fahey | DNA |
| 1.6.1958 | Santa Barbara [MG] | 153 | | Art White | Art White | DNA |
| 1.6.1958 | Santa Barbara [MG] | 198 | | Donald Caselton | Donald Caselton | DNA |
| 1.6.1958 | Santa Barbara [MG] | 237 | | Sam Taylor | Sam Taylor | DNA |
| 1.6.1958 | Santa Barbara [Ladies] | 237 | | Norah Taylor | Sam Taylor | DNA |
| 7.6.1958 | Put-In-Bay [GP+HP] | 3 | | William Staufer | | DNA |
| 7.6.1958 | Put-In-Bay [MG] | 3 | | William Staufer | | DNA |
| 7.6.1958 | LCCC Oulton Park [Handicap A] | 7 | | Harry Ratcliffe | Harry Ratcliffe | DNA |
| 7.6.1958 | Put-In-Bay [MG] | 11 | | Charles Tipton | | DNA |
| 7.6.1958 | Put-In-Bay [MG] | 44 | | Ronald Kehl | | DNA |
| 7.6.1958 | Put-In-Bay [MG] | 49 | | Bill Henry | | DNA |
| 7.6.1958 | Put-In-Bay [MG] | 74 | | Allen Hess | | DNA |
| 7.6.1958 | Put-In-Bay [MG] | 82 | | Tom Kersey | | DNA |
| 7.6.1958 | Put-In-Bay [MG] | 86 | | Jack Hargreaves | | DNA |
| 7.6.1958 | Put-In-Bay [MG] | 91 | | Bill Malion | | DNA |
| 7.6.1958 | Put-In-Bay [MG] | 98 | | B. A. Miske | | DNA |
| 8.6.1958 | SCCA Regional Eagle Mountain [race 6] | 25 | | J. B. Cranford | | 2nd |
| 15.6.1958 | SCCA Regional Laguna Seca [FP+GP] | 74 | | Fred Biven | | 26th |
| 15.6.1958 | SCCA Regional Laguna Seca [MG+HM] | | | Marshall Swope | | 3rd |
| 22.6.1958 | SCCA National Road America [FP+GP+HP+HM] | 17 | | Pat Robertson | Pat Robertson | DNF |
| 22.6.1958 | SCCA National Road America [FP+GP+HP+HM] | 49 | | Dick Crombie | Dick Crombie | DNA |
| 27.6.1958 | SCCA Regional Watkins Glen [FP+GP+Sedan] | 21 | | Van Conway | Van Conway | DNA |
| 27.6.1958 | Preliminary Watkins Glen [MG] | 21 | | Van Conway | Van Conway | 14th |
| 27.6.1958 | Preliminary Watkins Glen [MG] | 88 | | Albert Foster | | 16th |
| 27.6.1958 | Preliminary Watkins Glen [MG] | 95 | | John Voss | John A. Voss | 15th |
| 28.6.1958 | Preliminary Riverside [MG] | | | Ken Roehr | | DNF |
| 29.6.1958 | Riverside [FP+GP] | 61 | | Phil Carter | | 14th |
| 29.6.1958 | Riverside [FP+GP] | 237 | | Sam Taylor | | 12th |
| 5.7.1958 | LASC Green Acres [MG] | 3 | | Norm Croucher | Norman Croucher | 17th |
| 5.7.1958 | Novice Vaca Valley [Modified] | 28 | | Jack Anderson | Jack Anderson | DNA |
| 5.7.1958 | LASC Green Acres [MG] | 76 | | Don Valhance | Don Valhance | DNA |
| 5.7.1958 | LASC Green Acres [S1.5] | 76 | | Don Valhance | Don Valhance | DNA |
| 6.7.1958 | SCCA Regional Vaca Valley [FM+GM+HM] | 28 | | Jack Anderson | Jack Anderson | 14th |
| 6.7.1958 | Preliminary Vaca Valley [Ladies+Sedan+FIII+MG-T] | 36 | | Marshall Swope | John Miller | DNA |
| 6.7.1958 | Hammond [Production 1.5+TR3+HM] | | | Carl Whyte | | 6th |
| 6.7.1958 | Hammond [Production 1.6+MGA+HM] | | | Carl Whyte | | ?th |
| 13.7.1958 | LISCA Lime Rock [FP] | | | Russ Brann | | ?th |