| 1.6.1958 | Santa Barbara [BP+CP+DP] | 10 | | Lek von Kaesborg | Velva von Kaesborg | DNA |
| 1.6.1958 | Santa Barbara [BP+CP+DP] | 51 | | Bob Winkelmann | Natalie Brown | DNF |
| 1.6.1958 | Santa Barbara [BP+CP+DP] | 71 | | Carl Briggs | Carl Briggs | 19th |
| 1.6.1958 | Santa Barbara [BP+CP+DP] | 85 | | Carlton Beal | Carlton Beal | DNA |
| 1.6.1958 | GP Dunkirk | 96 | | Jerry Loman | | 22nd |
| 1.6.1958 | SCCA Regional Dunkirk [CM+DM+EM+CP] | 96 | | Jerry Loman | | 9th |
| 1.6.1958 | Santa Barbara [BP+CP+DP] | 212 | | Bill Atkins | Bill Atkins | 12th |
| 1.6.1958 | SCCA Regional La Junta [BM+CM+DM+EM+BP+CP+DP] | 444 | | Russell Cowles | | 7th |
| 8.6.1958 | Preliminary Lawrenceville [BP+CP+DP+EP] | 4 | | Roger Kahn | | ?th |
| 8.6.1958 | SCCA Regional Lawrenceville [BP+CP+DP+EP] | 4 | | Roger Kahn | | ?th |
| 8.6.1958 | SCCA Regional Thompson [BP+CP+DP+GM] | 25 | | Floyd Aaskov | | DNA |
| 8.6.1958 | SCCA Regional Thompson [BP+CP+DP+GM] | 55 | | Bob Rubin | | DNA |
| 8.6.1958 | SCCA Regional Thompson [BP+CP+DP+GM] | 154 | | Dean Mears | | DNA |
| 14.6.1958 | Preliminary Lime Rock [GT] | 54 | | Dean Mears | | 4th |
| 14.6.1958 | Preliminary Lime Rock [GT] | 55 | | Bob Rubin | | 5th |
| 15.6.1958 | Preliminary Laguna Seca [Production III] | 5 | | Bob Winkelmann | | 6th |
| 15.6.1958 | SCCA Regional Laguna Seca [BP+CP+DP+EP] | 5 | | Bob Winkelmann | | 4th |
| 15.6.1958 | SCCA National Lime Rock [BP+CP] | 54 | | Dean Mears | | 6th |
| 15.6.1958 | SCCA National Lime Rock [BP+CP] | 55 | | Bob Rubin | | 7th |
| 15.6.1958 | SCCA Regional Laguna Seca [BP+CP+DP+EP] | 65 | | Bill Sturgis | | 3rd |
| 22.6.1958 | SCCA National Road America [CP+DP+EP] | 1 | | David Deuble | David A. Deuble | DNA |
| 22.6.1958 | SCCA National Road America [CP+DP+EP] | 6 | | Gunther Thiel | Gunter L. Thiel | DNF |
| 27.6.1958 | SCCA Regional Watkins Glen [BP+CP] | 107 | | Jerry Loman | | 3rd |
| 29.6.1958 | Riverside [BP+CP+DP+EP] | 10 | | Carlton Beal | | 10th |
| 29.6.1958 | St. Eugene [S+1.6] | | | Norm Hamilton | | ?th |
| 6.7.1958 | Hammond [BP+CP+FM+GM] | | | Paul Wabnig | | 4th |
| 6.7.1958 | Hammond [Main] | | | Paul Wabnig | | 8th |
| 12.7.1958 | Preliminary Traverse City [Novice +1.5] | | | Cal Foster | | 1st |
| 13.7.1958 | Vila Real [GT] | | | Mario Cabral | | 1st |
| 20.7.1958 | SCCA Regional Thompson [BP+CP] | 54 | | Dean Mears | | 2nd |
| 20.7.1958 | SCCA Regional Thompson [GT] | 54 | | Dean Mears | | 2nd |
| 20.7.1958 | SCCA Regional Thompson [Production] | 54 | | Dean Mears | | 1st |
| 20.7.1958 | SCCA Regional Thompson [GT] | 91 | | Jerry Loman | | 4th |
| 20.7.1958 | SCCA Regional Thompson [BP+CP] | 91 | | Jerry Loman | | raced |
| 27.7.1958 | Trophée d'Auvergne | 122 | | Louis Borderieux | | DNA |
| 3.8.1958 | SCCA Regional Shelton [PS+1.5] | 31 | | Dick Jones | | DNA |
| 3.8.1958 | SCCA Regional Shelton [S+1.5] | 31 | | Dick Jones | | DNA |
| 3.8.1958 | SCCA Regional Minden [BP+CP+DP+EP] | 265 | | Bill Sturgis | Bill Sturgis | 3rd |
| 3.8.1958 | SCCA Regional Minden [BP+CP+DP+EP] | 271 | | Lek von Kaesborg | Carl Briggs | 8th |
| 3.8.1958 | SCCA Regional Shelton [PS+1.5] | | | Ray Rairdon | | 2nd |
| 16.8.1958 | Harewood Acres [CP+DP] | 15 | | David Deuble | Davis A. Deuble | 2nd |
| 16.8.1958 | Harewood Acres [Le Mans] | 15 | | David Deuble | Davis A. Deuble | 3rd |
| 17.8.1958 | Zeltweg [GT+1.3] | 89 | | Alberico Cacciari | Alberico Cacciari | DNA |
| 17.8.1958 | Zeltweg [GT+1.3] | 90 | | Adolf Kern | Adolf Kern | raced |
| 17.8.1958 | Zeltweg [GT+1.3] | 91 | | Karl Braun | "Karl Braun" | 5th |
| 30.8.1958 | Preliminary Santa Barbara [CP+DP] | | | Bill Atkins | | ?th |
| 31.8.1958 | Santa Barbara [BM+CM+DM] | 181 | | Chuck Porter | | DNF |
| 1.9.1958 | St. Eugene [S+1.6] | | | Norm Hamilton | | 2nd |
| 6.9.1958 | SCCA National Road America [BP+CP+DP+EP] | 1 | | David Deuble | | 4th |
| 14.9.1958 | SCCA Regional Meadowdale [CP+DP+EP] | 1 | | David Deuble | | DNA |
| 14.9.1958 | SCCA Regional Meadowdale [CP+DP+EP] | 4 | | Roger Kahn | | DNA |
| 21.9.1958 | GP Angola | 20 | | Marques Pinto | | 4th |
| 21.9.1958 | Coupes d'Automne | | | Nerriere | | 10th |
| 21.9.1958 | Tour de France | | | Defrasne / Blat | | DNF |
| 28.9.1958 | ICNSCC Ellensburg [AP+BP+CP+DP+EP] | 3 | | Dick Jones | | DNF |
| 5.10.1958 | Eifelrennen Nürburgring | 1 | | Hans Bernartz | Dr. Bernartz | DNA |
| 5.10.1958 | SCCA National Vaca Valley [BP+CP+DP] | 1 | | Ray Rairdon | | 5th |
| 5.10.1958 | Eifelrennen Nürburgring | 2 | | Karl Braun | "Karl Braun" | DNA |
| 5.10.1958 | Eifelrennen Nürburgring | 3 | | Friedrich-Victor Rolff | Friedrich-V. Rolff | 2nd |
| 5.10.1958 | SCCA Regional Thompson [BP+CP] | 59 | | Bob Loman | | 3rd |
| 5.10.1958 | Innsbruck [GT+1.6/S1.1] | 71 | | Theo Geither | Theo Geither | 6th |
| 5.10.1958 | Innsbruck [GT+1.6/S1.1] | 72 | | Alberico Cacciari | Alberico Cacciari | raced |
| 5.10.1958 | Innsbruck [GT+1.6/S1.1] | 75 | | Karl Stangl | Karl Stangl | 4th |
| 12.10.1958 | SCCA Regional Wilmot [CP+DP+EP] | 1 | | David Deuble | | DNF |
| 12.10.1958 | SCCA Regional Wilmot [CP+DP+EP] | 52 | | Dick Stitt | | DNS |
| 12.10.1958 | Riverside [BP+CP+DP+EP+FP] | 71 | | Carl Briggs | Carl Briggs | 23rd |
| 12.10.1958 | USAC Riverside | 181 | | Johnny Parsons | Chuck Porter | DNF |
| 18.10.1958 | Preliminary Lime Rock [GT] | 15 | | Bob Loman | | 2nd |
| 18.10.1958 | Preliminary Lime Rock [GT] | 106 | | Floyd Aaskov | | raced |
| 19.10.1958 | SCCA Regional Lime Rock [BP+CP+DP] | 15 | | Bob Loman | | DNF |
| 25.10.1958 | Preliminary Minden [BP+CP] | | | Gel Brown | | ?th |
| 26.10.1958 | Minden [BP+CP+DP] | 5 | | Jack Graham | | 7th |
| 26.10.1958 | Minden [BP+CP+DP] | 171 | | Peter Culkin | | 14th |
| 1.11.1958 | Preliminary Palm Springs [BP+CP+DP+EP] | 25 | | Gel Brown | Geldert Brown | ?th |
| 1.11.1958 | Preliminary Palm Springs [BP+CP+DP+EP] | 71 | | Peter Culkin | Peter Culkin | DNA |
| 1.11.1958 | Preliminary Palm Springs [Novice+Sedan] | 71 | | Peter Culkin | Peter Culkin | ?th |
| 2.11.1958 | SCCA National Palm Springs [BP+CP+DP] | 25 | | Gel Brown | Geldert Brown | 7th |
| 2.11.1958 | SCCA National Palm Springs [BP+CP+DP] | 71 | | Peter Culkin | Peter Culkin | 3rd |
| 9.11.1958 | SCCA Regional Laguna Seca [BP+CP+DP] | 72 | | Ray Rairdon | Eddy Franklin | raced |
| 9.11.1958 | SCCA Regional Laguna Seca [BP+CP+DP] | 171 | | Peter Culkin | Peter Culkin | raced |
| 9.11.1958 | SCCA Regional Laguna Seca [BP+CP+DP] | | | Gel Brown | | DNF |
| 15.11.1958 | 9 h Johannesburg | 3 | | John Manussis | J. Manussis | DNA |
| 16.11.1958 | Preliminary Marlboro [BP+CP+DP+EP] | 19 | | Jerry Loman | | 13th |
| 22.11.1958 | GP Venezuela | 817 | | Mauricio Marcotulli | Escuderia Madunina | 11th |
| 22.11.1958 | GP Venezuela | 820 | | Alf Raschid | A. Raschid | 9th |
| 22.11.1958 | GP Venezuela | 821 | | Marcelo Hernandez | M. Hernández | 16th |
| 22.11.1958 | GP Venezuela | 825 | | Eleazar Morrinson | E. Morrinson | 5th |
| 4.12.1958 | Nassau TT | 73 | | Douglas Stearly | | 4th |
| 4.12.1958 | Preliminary Nassau TT [GT+2.0] | 73 | | Douglas Stearly | | 2nd |
| 5.12.1958 | Governor's Trophy | 73 | | Douglas Stearly | | raced |
| 5.12.1958 | Preliminary Governor's Trophy [S+2.0] | 73 | | Douglas Stearly | | raced |
| 7.12.1958 | Nassau Trophy | 73 | | Douglas Stearly | | 16th |
| 26.12.1958 | BRSCC Brands Hatch [GT] | 68 | | A. A. Swanson | A. A. Swanson | 7th |