| 26.5.1958 | NSCC Mallory Park [S1.5] | 39 | | David Dixon | Ecurie Chiltern | DNA |
| 26.5.1958 | Autosport Mallory Park [PS1.6] | 68 | | J. A. P. Trafford | J. A. P. Trafford | DNA |
| 31.5.1958 | Preliminary Santa Barbara [FP] | 00 | | Loyal Davies | Loyal Davies | DNA |
| 31.5.1958 | Preliminary Santa Barbara [FP] | 1 | | John Free | A. M. Walker | DNA |
| 31.5.1958 | Preliminary Santa Barbara [FP] | 4 | | Mark Sanders | Mark Sanders | DNA |
| 31.5.1958 | Novice Dunkirk [FP+GP+IP+KP] | 13 | | Felix Christiano | | 4th |
| 31.5.1958 | Novice Dunkirk [FP+GP+IP+KP] | 24 | | Johnny Boyd | | DNA |
| 31.5.1958 | Preliminary Santa Barbara [Ladies] | 25 | | Dot Chaffee | Jim Chaffee | DNA |
| 31.5.1958 | Preliminary Santa Barbara [FP] | 25 | | Jim Chaffee | Jim Chaffee | DNA |
| 31.5.1958 | Novice Dunkirk [FP+GP+IP+KP] | 31 | | Richard Soulsby | | 5th |
| 31.5.1958 | Novice Dunkirk [FP+GP+IP+KP] | 35 | | Art Smith | | 2nd |
| 31.5.1958 | Novice Dunkirk [FP+GP+IP+KP] | 52 | | William Block | | 20th |
| 31.5.1958 | Novice Dunkirk [FP+GP+IP+KP] | 54 | | Richard A. Smith | | 3rd |
| 31.5.1958 | Novice Dunkirk [FP+GP+IP+KP] | 56 | | Dudley Deimel | | 1st |
| 31.5.1958 | Preliminary Santa Barbara [FP] | 62 | | John Lumkin | John Lumkin | DNA |
| 31.5.1958 | Preliminary Santa Barbara [FP] | 67 | | Elliot Forbes-Robinson | Ken Swanson | DNA |
| 31.5.1958 | Novice Dunkirk [FP+GP+IP+KP] | 74 | | Richard Kinsey | | 7th |
| 31.5.1958 | Preliminary Santa Barbara [FP] | 79 | | Vernon Stephan | Vernon Stephan | DNA |
| 31.5.1958 | Novice Dunkirk [FP+GP+IP+KP] | 84 | | Jack Terhaar | | 6th |
| 31.5.1958 | Preliminary Santa Barbara [FP] | 89 | | Ray Pickering | Ray Pickering | DNA |
| 31.5.1958 | LASC Green Acres [S/GT1.6] | 90 | | | | raced |
| 31.5.1958 | Preliminary Santa Barbara [FP] | 93 | | Charley Monte | Charley Monte | DNA |
| 31.5.1958 | Preliminary Santa Barbara [FP] | 98 | | Richard Quint | Richard Quint | DNA |
| 31.5.1958 | Novice Dunkirk [FP+GP+IP+KP] | 100 | | John McFarland | | 8th |
| 31.5.1958 | Preliminary Santa Barbara [FP] | 105 | | Ron O'Dell | Ronald O'Dell | DNA |
| 31.5.1958 | Preliminary Santa Barbara [FP] | 123 | | Robert Allen | Robert Wm. Allen | DNA |
| 31.5.1958 | Preliminary Santa Barbara [FP] | 128 | | Robert Scurlock | Robert Scurlock | DNA |
| 31.5.1958 | Preliminary Santa Barbara [FP] | 150 | | Robert Parker | Robert Parker | DNA |
| 31.5.1958 | Preliminary Santa Barbara [FP] | 168 | | George Schillreff | George Schillreff | DNA |
| 31.5.1958 | Novice Dunkirk [FP+GP+IP+KP] | 214 | | Stuart Northrup | | 9th |
| 31.5.1958 | Preliminary Santa Barbara [FP] | 215 | | Harold Greenberg | Harold Greenberg | DNA |
| 31.5.1958 | Preliminary Santa Barbara [FP] | 220 | | Dave Hetzler | Rick Kohler | DNA |
| 31.5.1958 | Preliminary Santa Barbara [FP] | 269 | | George Demetras | George Demetras | DNA |
| 31.5.1958 | LASC Green Acres [S/GT1.6] | | | Kent Harris | | raced |
| 31.5.1958 | ICNSCC Deer Park [Production 1.5] | | | Don Rushlight | | 2nd |
| 31.5.1958 | LASC Green Acres [S/GT1.6] | | | Gord Brown | | ?th |
| 31.5.1958 | LASC Green Acres [MG] | | | Ian Grant | | 1st |
| 31.5.1958 | LASC Green Acres [MG] | | | Jack Broad | | 2nd |
| 31.5.1958 | LASC Green Acres [S/GT1.6] | | | Ian Grant | | 3rd |
| 31.5.1958 | LASC Green Acres [MG] | | | Edward Russell | | 3rd |
| 1.6.1958 | Santa Barbara [MG] | 00 | | Loyal Davies | Loyal Davies | DNS |
| 1.6.1958 | SCCA Regional Dunkirk [MG] | 1 | | Bernard Groh | | 6th |
| 1.6.1958 | Santa Barbara [MG] | 1 | | John Free | A. M. Walker | DNA |
| 1.6.1958 | Santa Barbara [MG] | 4 | | Mark Sanders | Mark Sanders | DNA |
| 1.6.1958 | SCCA National Bridgehampton [FP] | 5 | | Dan Donoghue | | 8th |
| 1.6.1958 | SCCA Regional Dunkirk [MG] | 5 | | Robert Botkin | | DNF |
| 1.6.1958 | SCCA Regional Dunkirk [Ladies] | 5 | | Joyce Botkin | | 9th |
| 1.6.1958 | SCCA Regional Dunkirk [MG] | 13 | | Robert Soch | | 3rd |
| 1.6.1958 | SCCA Regional Dunkirk [MG] | 17 | | Fred Reynolds | | 5th |
| 1.6.1958 | Santa Barbara [MG] | 25 | | Jim Chaffee | Jim Chaffee | DNA |
| 1.6.1958 | Santa Barbara [Ladies] | 25 | | Dot Chaffee | Jim Chaffee | DNA |
| 1.6.1958 | SCCA Regional Dunkirk [MG] | 31 | | Richard Soulsby | | DNF |
| 1.6.1958 | SCCA Regional Dunkirk [MG] | 35 | | Art Smith | | 9th |
| 1.6.1958 | SCCA Regional Dunkirk [MG] | 52 | | William Block | | DNS |
| 1.6.1958 | SCCA Regional Dunkirk [MG] | 54 | | Richard A. Smith | | 11th |
| 1.6.1958 | SCCA Regional La Junta [FM+GM+HM+EP+FP+GP] | 55 | | Joe Lenker | | 25th |
| 1.6.1958 | SCCA Regional Dunkirk [MG] | 56 | | Dudley Deimel | | 10th |
| 1.6.1958 | 1000 km Nürburgring | 59 | | Carnegie / Hayles | Fitzwilliam Racing Team | DNS |
| 1.6.1958 | Santa Barbara [MG] | 62 | | John Lumkin | John Lumkin | 3rd |
| 1.6.1958 | Santa Barbara [MG] | 67 | | Elliot Forbes-Robinson | Ken Swanson | 2nd |
| 1.6.1958 | SCCA Regional Dunkirk [MG] | 74 | | Richard Kinsey | | 7th |
| 1.6.1958 | SCCA Regional Dunkirk [MG] | 76 | | Millard Ripley | | 2nd |
| 1.6.1958 | GP Dunkirk | 76 | | Millard Ripley | | 18th |
| 1.6.1958 | Santa Barbara [MG] | 79 | | Vernon Stephan | Vernon Stephan | DNA |
| 1.6.1958 | SCCA Regional Dunkirk [MG] | 79 | | Phil Forsyth | | DQ |
| 1.6.1958 | SCCA Regional Dunkirk [MG] | 80 | | Arch Means | | 4th |
| 1.6.1958 | SCCA Regional Dunkirk [MG] | 84 | | Jack Terhaar | | 12th |
| 1.6.1958 | Santa Barbara [MG] | 89 | | Ray Pickering | Ray Pickering | 1st |
| 1.6.1958 | Santa Barbara [MG] | 93 | | Charley Monte | Charley Monte | DNA |
| 1.6.1958 | Santa Barbara [MG] | 98 | | Richard Quint | Richard Quint | DNA |
| 1.6.1958 | SCCA Regional Dunkirk [MG] | 100 | | John McFarland | | 8th |
| 1.6.1958 | Santa Barbara [MG] | 105 | | Ron O'Dell | Ronald O'Dell | DNA |
| 1.6.1958 | SCCA Regional Dunkirk [MG] | 111 | | George Valentine | | 1st |
| 1.6.1958 | SCCA Regional La Junta [FM+GM+HM+EP+FP+GP] | 114 | | Louis Heuss | | 11th |
| 1.6.1958 | SCCA Regional Dunkirk [MG] | 121 | | Laura Dasey | | 17th |
| 1.6.1958 | Santa Barbara [MG] | 123 | | Robert Allen | Robert Wm. Allen | DNA |
| 1.6.1958 | Santa Barbara [MG] | 128 | | Robert Scurlock | Robert Scurlock | DNA |
| 1.6.1958 | Santa Barbara [MG] | 150 | | Robert Parker | Robert Parker | DNA |
| 1.6.1958 | Santa Barbara [MG] | 168 | | George Schillreff | George Schillreff | DNA |
| 1.6.1958 | SCCA National Bridgehampton [FP] | 180 | | Don Urian | | 7th |
| 1.6.1958 | SCCA Regional Dunkirk [MG] | 214 | | Stuart Northrup | | 15th |
| 1.6.1958 | Santa Barbara [MG] | 215 | | Harold Greenberg | Harold Greenberg | DNA |
| 1.6.1958 | Santa Barbara [MG] | 220 | | Dave Hetzler | Rick Kohler | DNA |
| 1.6.1958 | Santa Barbara [MG] | 269 | | George Demetras | George Demetras | DNA |
| 1.6.1958 | SCCA Regional La Junta [FM+GM+HM+EP+FP+GP] | | | Donald Lummis | | 18th |
| 7.6.1958 | Put-In-Bay [FP] | 15 | | Bud Pell | | DNA |
| 7.6.1958 | Put-In-Bay [FP] | 20 | | Roland Payne | | DNA |
| 7.6.1958 | Put-In-Bay [FP] | 30 | | | | raced |
| 7.6.1958 | Put-In-Bay [FP] | 53 | | Robert Wheaton | | DNA |
| 7.6.1958 | Put-In-Bay [FP] | 61 | | | | raced |
| 7.6.1958 | Put-In-Bay [FP] | 69 | | Hank Handley | | DNA |
| 7.6.1958 | Put-In-Bay [FP] | 76 | | Clement Mendham | | DNA |
| 7.6.1958 | Put-In-Bay [FP] | 79 | | Howard Johnson | | DNA |
| 7.6.1958 | Put-In-Bay [FP] | 85 | | Del Lance | | DNA |
| 7.6.1958 | Put-In-Bay [FP] | 88 | | Barnie Burnett | | DNA |
| 7.6.1958 | Put-In-Bay [FP] | 90 | | Robert Floeck | | DNA |
| 7.6.1958 | Put-In-Bay [FP] | 93 | | Bill Malion | | DNA |
| 7.6.1958 | Put-In-Bay [FP] | 97 | | Phil Forsyth | | DNA |
| 7.6.1958 | Put-In-Bay [FP] | 104 | | Dudley Deimel | | DNA |
| 7.6.1958 | Put-In-Bay [FP] | 121 | | Homer Dasey | | DNA |