| 23.3.1958 | SCCA Regional Stockton [Production 1.6] | 78 | | Ted Conrad | | 5th |
| 13.4.1958 | SCCA Regional Palm Springs [FP+GP+KP] | 65 | | Ed Crooks | Ed Crooks | 11th |
| 27.4.1958 | SCCA Regional Lime Rock [GP+HM+Sedan] | 39 | | Ray Anderson | | 5th |
| 27.4.1958 | SCCA Regional Lime Rock [GP+HM+Sedan] | 52 | | Norman Webb | | 4th |
| 27.4.1958 | SCCA Regional Lime Rock [GP+HM+Sedan] | 71 | | John Clapp | | 1st |
| 27.4.1958 | SCCA Regional Lime Rock [GP+HM+Sedan] | 82 | | Barry Budlong | | 3rd |
| 27.4.1958 | SCCA Regional Lime Rock [GP+HM+Sedan] | 111 | | Bart Levenson | | 6th |
| 27.4.1958 | SCCA Regional Lime Rock [GP+HM+Sedan] | 152 | | Bob Grossman | | 2nd |
| 4.5.1958 | SCCA National Virginia [DP+EP+FP+GP+HP+KP+GM+HM] | | | Bob Grossman | | ?th |
| 4.5.1958 | Preliminary Virginia [FP+GP+HP+KP+HM] | | | Bob Grossman | | ?th |
| 10.5.1958 | Preliminary Tracy [Production 1.6] | 38 | | Marion Lowe | Marion Lowe | DNA |
| 10.5.1958 | Novice Tracy [Production 1.6] | 41 | | Ed Crooks | Ed Crooks | raced |
| 10.5.1958 | Novice Tracy [Production 1.6] | 114 | | Wyn Robertson | Robert L. Lyons | DNA |
| 10.5.1958 | Preliminary Tracy [Production 1.6] | 147 | | Robert Phillips | Robert W. Phillips | ?th |
| 10.5.1958 | Novice Tracy [Production 1.6] | 166 | | Willam Cook | Willam Cook | DNA |
| 11.5.1958 | SCCA Regional Tracy [MG+Ladies+Sedan+FIII] | 38 | | Marion Lowe | Marion Lowe | DNA |
| 11.5.1958 | SCCA Regional Tracy [Production Group B] | 38 | | Marion Lowe | | DNA |
| 11.5.1958 | SCCA Regional Tracy [Production Group B] | 41 | | Jack Dalton | | 4th |
| 15.5.1958 | Aspern [GT1.6] | 80 | | Sepp Liebl | Sepp Liebl | DNA |
| 18.5.1958 | GP Spa [GT2.0] | 3 | | Croisier | | ?th |
| 18.5.1958 | GP Spa [GT2.0] | 4 | | Seidel | | DNF |
| 18.5.1958 | GP Spa [GT2.0] | 5 | | Scheid | | ?th |
| 18.5.1958 | GP Spa [GT2.0] | 6 | | Dubail | | DNF |
| 18.5.1958 | GP Spa [GT2.0] | 7 | | Eric Catulle | Equipe Nationale Belge | 6th |
| 18.5.1958 | GP Spa [GT2.0] | 8 | | Ubezzi | | ?th |
| 18.5.1958 | SCCA National Cumberland [GP+HP] | 9 | | Bob Grossman | Robert H. Grossman | 4th |
| 18.5.1958 | Preliminary Cumberland [Ladies] | 82 | | Beulah Bailey | Barry Budlong, Jr. | DNA |
| 18.5.1958 | SCCA National Cumberland [GP+HP] | 82 | | Barry Budlong | Barry Budlong, Jr. | 1st |
| 18.5.1958 | SCCA National Cumberland [GP+HP] | 138 | | Art Tweedale | Continental Motors, Lts. | 5th |
| 18.5.1958 | LISCA Lime Rock [GP] | | | Ray Anderson | | 1st |
| 18.5.1958 | LISCA Lime Rock [GP] | | | Ray Bloomer | | 3rd |
| 18.5.1958 | LISCA Lime Rock [GP] | | | Louis Comito | | 2nd |
| 25.5.1958 | GP des Frontières [GT2.0+TS1.0] | | | Eric Catulle | | 1st |
| 25.5.1958 | GP des Frontières [GT2.0+TS1.0] | | | Jacques Croisier | | 2nd |
| 25.5.1958 | GP des Frontières [GT2.0+TS1.0] | | | Demol | | 12th |
| 31.5.1958 | Preliminary Santa Barbara [GP+HP] | 13 | | Hank Tubman | Henry (Hank) Tubman | DNA |
| 31.5.1958 | Preliminary Bridgehampton [GT] | 19 | | David Knott | | 5th |
| 31.5.1958 | Novice Dunkirk [EP+FP+GP] | 20 | | David Schiff | | DNA |
| 31.5.1958 | Novice Dunkirk [EP+FP+GP] | 41 | | Jim Fitzgerald | | 1st |
| 31.5.1958 | Preliminary Santa Barbara [GP+HP] | 41 | | Ed Crooks | Ed Crooks | DNA |
| 31.5.1958 | Novice Dunkirk [EP+FP+GP] | 45 | | John H. Campbell | | DNA |
| 31.5.1958 | Novice Dunkirk [EP+FP+GP] | 53 | | Ken Long | | 12th |
| 31.5.1958 | Novice Dunkirk [EP+FP+GP] | 92 | | Lou Lappa | | 3rd |
| 31.5.1958 | Preliminary Santa Barbara [GP+HP] | 96 | | Tom Handley | T. H. Standley | DNA |
| 31.5.1958 | Preliminary Santa Barbara [GP+HP] | 115 | | Frank Aldhous | Frank Aldhous | DNA |
| 31.5.1958 | Preliminary Santa Barbara [GP+HP] | 197 | | Mike Roetnor | Michael Roetnor | DNA |
| 31.5.1958 | Preliminary Santa Barbara [GP+HP] | 263 | | Willie West | Willie West | DNA |
| 1.6.1958 | SCCA National Bridgehampton [GP+HP+HM] | 3 | | Ray Anderson | | 4th |
| 1.6.1958 | SCCA National Bridgehampton [GP+HP+HM] | 9 | | Bob Grossman | | 1st |
| 1.6.1958 | SCCA Regional Dunkirk [FP+GP] | 9 | | Chuck Stoddard | | 3rd |
| 1.6.1958 | Santa Barbara [EP+FP+JP] | 13 | | Hank Tubman | Henry (Hank) Tubman | 18th |
| 1.6.1958 | SCCA Regional Dunkirk [FP+GP] | 14 | | David Elder | | 4th |
| 1.6.1958 | SCCA National Bridgehampton [GP+HP+HM] | 21 | | Allen Markelson | | 3rd |
| 1.6.1958 | SCCA Regional Dunkirk [FP+GP] | 41 | | Jim Fitzgerald | | 5th |
| 1.6.1958 | Santa Barbara [EP+FP+JP] | 41 | | Bob Winkelmann | Ed Crooks | 14th |
| 1.6.1958 | SCCA Regional Dunkirk [FP+GP] | 45 | | John H. Campbell | | 7th |
| 1.6.1958 | GP Dunkirk | 45 | | John H. Campbell | | 10th |
| 1.6.1958 | SCCA Regional La Junta [FM+GM+HM+EP+FP+GP] | 54 | | John Max Wolf | Bea Lara | 7th |
| 1.6.1958 | 1000 km Nürburgring | 72 | | Friederichs / Moser | Heinz Friederichs | DNF |
| 1.6.1958 | 1000 km Nürburgring | 74 | | Kropf / Heuer | Ecurie Biennoise | 32nd |
| 1.6.1958 | 1000 km Nürburgring | 76 | | Nogueira Pinto / Cabral | Manuel Nogueria Pinto | 21st |
| 1.6.1958 | 1000 km Nürburgring | 77 | | Liebl / Schultze | Sepp Liebl | 23rd |
| 1.6.1958 | 1000 km Nürburgring | 78 | | Hezemans / Oebels | Mathieu Hezemans | DNF |
| 1.6.1958 | 1000 km Nürburgring | 81 | | Estler / Hespen | Horst Estler | 28th |
| 1.6.1958 | 1000 km Nürburgring | 82 | | Kronegard / Bielke | Harald Kronegaard | DNS |
| 1.6.1958 | SCCA Regional Dunkirk [Ladies] | 82 | | Beulah Bailey | | 3rd |
| 1.6.1958 | SCCA Regional Dunkirk [FP+GP] | 92 | | Lou Lappa | | DNF |
| 1.6.1958 | Santa Barbara [EP+FP+JP] | 96 | | Tom Handley | T. H. Standley | 23rd |
| 1.6.1958 | Santa Barbara [EP+FP+JP] | 115 | | Frank Aldhous | Frank Aldhous | 11th |
| 1.6.1958 | SCCA National Bridgehampton [GP+HP+HM] | 117 | | Bart Levenson | | 2nd |
| 1.6.1958 | SCCA National Bridgehampton [GP+HP+HM] | 122 | | Louis Comito | | 10th |
| 1.6.1958 | SCCA Regional Dunkirk [FP+GP] | 131 | | Gerald Zucker | | DNF |
| 1.6.1958 | Santa Barbara [EP+FP+JP] | 197 | | Mike Roetnor | Michael Roetnor | 12th |
| 1.6.1958 | Santa Barbara [EP+FP+JP] | 263 | | Willie West | Willie West | 10th |
| 1.6.1958 | 1000 km Nürburgring | | | Joachim Springer | Joachim Springer | DNA |
| 1.6.1958 | La Junta [Ladies] | | | Ben Lara | | 2nd |
| 8.6.1958 | SCCA Regional Thompson [FP+GP+HM+Sedan] | 4 | | Bob Grossman | | DNA |
| 8.6.1958 | Preliminary Lawrenceville [FP+GP+HM] | 35 | | Clint Lindburg | | ?th |
| 8.6.1958 | SCCA Regional Lawrenceville [FP+GP+HM] | 35 | | Clint Lindburg | | ?th |
| 8.6.1958 | SCCA Regional Thompson [FP+GP+HM+Sedan] | 71 | | John Clapp | | DNF |
| 8.6.1958 | SCCA Regional Thompson [FP+GP+HM+Sedan] | 72 | | David Schiff | | 3rd |
| 8.6.1958 | SCCA Regional Eagle Mountain [race 7] | | | Jerry Morton | | 1st |
| 8.6.1958 | SCCA Regional Eagle Mountain [race 4] | | | Jerry Morton | | 1st |
| 14.6.1958 | SCCA National Lime Rock [GP+HP+HM] | 5 | | Norman Webb | | 9th |
| 14.6.1958 | SCCA National Lime Rock [GP+HP+HM] | 9 | | Bob Grossman | | DNF |
| 14.6.1958 | SCCA National Lime Rock [GP+HP+HM] | 22 | | Louis Comito | | 8th |
| 14.6.1958 | SCCA National Lime Rock [GP+HP+HM] | 82 | | Barry Budlong | | 3rd |
| 15.6.1958 | SCCA Regional Laguna Seca [FP+GP] | 41 | | Jack Dalton | | 13th |
| 15.6.1958 | SCCA Regional Laguna Seca [FP+GP] | 118 | | Jean Pierre Kunstle | | 7th |
| 15.6.1958 | Preliminary Laguna Seca [Production II] | 126 | | Willie West | | 6th |
| 15.6.1958 | SCCA Regional Laguna Seca [FP+GP] | 126 | | Willie West | | 11th |
| 15.6.1958 | Opatija [GT1.3] | | | Sepp Liebl | | 1st |
| 15.6.1958 | Opatija [GT1.3] | | | M. Rodica | | 3rd |
| 22.6.1958 | SCCA National Road America [FP+GP+HP+HM] | 3 | | Ready Davis | Ready Davis | DNF |
| 22.6.1958 | SCCA National Road America [FP+GP+HP+HM] | 35 | | Clint Lindburg | A. Clinton Lindburg | 4th |
| 22.6.1958 | SCCA National Road America [FP+GP+HP+HM] | 74 | | Harlan Schwartz | Harlan A. Schwartz | 6th |
| 22.6.1958 | SCCA National Road America [FP+GP+HP+HM] | 79 | | Harold Kihn | Harold Kihn | 8th |
| 22.6.1958 | Vallelunga [GT1.3] | | | "Lucky" | | 4th |
| 22.6.1958 | Vallelunga [GT1.3] | | | "Kim" | | 2nd |
| 22.6.1958 | Vallelunga [GT1.3] | | | Casimiro Toselli | | 1st |