| 7.6.1958 | Put-In-Bay [MG] | 3 | TD | William Staufer | | DNA |
| 7.6.1958 | Put-In-Bay [MG] | 4 | TC | Ralph Cadwallader | | DNA |
| 7.6.1958 | Put-In-Bay [MG] | 7 | TF | John Tame | | DNA |
| 7.6.1958 | Put-In-Bay [MG] | 10 | TC | Ted Ley | | DNA |
| 7.6.1958 | Put-In-Bay [MG] | 11 | TD | Charles Tipton | | DNA |
| 7.6.1958 | Put-In-Bay [MG] | 11 | TF | Ralph Durbin | | DNA |
| 7.6.1958 | Put-In-Bay [FP] | 15 | A | Bud Pell | | DNA |
| 7.6.1958 | Put-In-Bay [MG] | 16 | TC | Martin Alperstein | | DNA |
| 7.6.1958 | Put-In-Bay [MG] | 17 | TC | Charles Henry | | DNA |
| 7.6.1958 | Put-In-Bay [MG] | 44 | TD | Ronald Kehl | | DNA |
| 7.6.1958 | Put-In-Bay [MG] | 47 | TF | Al Weaver | | DNA |
| 7.6.1958 | Put-In-Bay [MG] | 49 | TD | Bill Henry | | DNA |
| 7.6.1958 | Put-In-Bay [FP] | 53 | A | Robert Wheaton | | DNA |
| 7.6.1958 | Put-In-Bay [FP] | 61 | A | | | raced |
| 7.6.1958 | Put-In-Bay [FP] | 69 | A | Hank Handley | | DNA |
| 7.6.1958 | Put-In-Bay [MG] | 74 | TD | Allen Hess | | DNA |
| 7.6.1958 | Put-In-Bay [FP] | 79 | A | Howard Johnson | | DNA |
| 7.6.1958 | Put-In-Bay [MG] | 80 | TC | Willard Whisler | | DNA |
| 7.6.1958 | Put-In-Bay [MG] | 82 | TD | Tom Kersey | | DNA |
| 7.6.1958 | Put-In-Bay [FP] | 85 | A | Del Lance | | DNA |
| 7.6.1958 | Put-In-Bay [MG] | 86 | TD | Jack Hargreaves | | DNA |
| 7.6.1958 | Put-In-Bay [FP] | 88 | A | Barnie Burnett | | DNA |
| 7.6.1958 | Put-In-Bay [FP] | 90 | A | Robert Floeck | | DNA |
| 7.6.1958 | Put-In-Bay [MG] | 91 | TD | Bill Malion | | DNA |
| 7.6.1958 | Put-In-Bay [FP] | 93 | A | Bill Malion | | DNA |
| 7.6.1958 | Put-In-Bay [FP] | 97 | A | Phil Forsyth | | DNA |
| 7.6.1958 | Put-In-Bay [MG] | 98 | TD | B. A. Miske | | DNA |
| 7.6.1958 | Put-In-Bay [MG] | 101 | TC | Elvadore Cranage, Jr. | | DNA |
| 7.6.1958 | Put-In-Bay [MG] | 102 | TF | Richard Reihm | | DNA |
| 7.6.1958 | Put-In-Bay [MG] | 103 | TF | John Bernard | | DNA |
| 8.6.1958 | SCCA Regional Lawrenceville [FP+GP+HM] | 1 | A | Otto Klein | | 4th |
| 8.6.1958 | Preliminary Lawrenceville [FP+GP+HM] | 1 | A | Otto Klein | | 5th |
| 8.6.1958 | SCCA Regional Thompson [FP+GP+HM+Sedan] | 6 | A | George Schaab | | DNA |
| 8.6.1958 | SCCA Regional Lawrenceville [FP+GP+HM] | 13 | A | C. William Allen | | 5th |
| 8.6.1958 | Preliminary Lawrenceville [FP+GP+HM] | 13 | A | C. William Allen | | 6th |
| 8.6.1958 | SCCA Regional Thompson [FP+GP+HM+Sedan] | 24 | A | James Stevens | | 10th |
| 8.6.1958 | SCCA Regional Eagle Mountain [race 6] | 25 | TD | J. B. Cranford | | 2nd |
| 8.6.1958 | SCCA Regional Eagle Mountain [race 7] | 49 | A | Tom Gerber | | raced |
| 8.6.1958 | SCCA Regional Thompson [FP+GP+HM+Sedan] | 53 | A | Dick Malone | | 7th |
| 8.6.1958 | SCCA Regional Thompson [FP+GP+HM+Sedan] | 56 | A | John Hunter | | DNF |
| 8.6.1958 | SCCA Regional Eagle Mountain [race 7] | 59 | A | Allan Crawford | | raced |
| 8.6.1958 | SCCA Regional Eagle Mountain [race 7] | 60 | A | Harold Krech | | raced |
| 8.6.1958 | SCCA Regional Thompson [FP+GP+HM+Sedan] | 69 | A | Dan Donoghue | | DNA |
| 8.6.1958 | SCCA Regional Thompson [FP+GP+HM+Sedan] | 80 | A | Don Urian | | 5th |
| 8.6.1958 | SCCA Regional Thompson [FP+GP+HM+Sedan] | 86 | A | Kerr / Stores | | DNA |
| 8.6.1958 | SCCA Regional Thompson [FP+GP+HM+Sedan] | 90 | A | Alan Dillenberg | | 9th |
| 8.6.1958 | SCCA Regional Eagle Mountain [race 7] | 101 | A | Bob Jones | | raced |
| 8.6.1958 | SCCA Regional Lawrenceville [BM+CM+DM+EM+FM+GM] | 111 | | James Mautz | | ?th |
| 8.6.1958 | Preliminary Lawrenceville [BM+CM+DM+EM+FM+GM] | 111 | | James Mautz | | ?th |
| 8.6.1958 | SCCA Regional Thompson [FP+GP+HM+Sedan] | 127 | A | Dennis Miller | | DNA |
| 8.6.1958 | SCCA Regional Lawrenceville [FP+GP+HM] | 177 | A | Ron Letellier | | 6th |
| 8.6.1958 | SCCA Regional Lawrenceville [FP+GP+HM] | 215 | TF | Frank White | | ?th |
| 8.6.1958 | Preliminary Lawrenceville [FP+GP+HM] | 215 | TF | Frank White | | ?th |
| 8.6.1958 | SCCA Regional Eagle Mountain [race 7] | | A | James Binford | | ?th |
| 8.6.1958 | SCCA Regional Eagle Mountain [race 7] | | A | Bob Nation | | ?th |
| 8.6.1958 | SCCA Regional Eagle Mountain [race 4] | | A | Bob Nation | | ?th |
| 8.6.1958 | SCCA Regional Eagle Mountain [race 10] | | TC | Herb Rodier | | ?th |
| 8.6.1958 | SCCA Regional Eagle Mountain [race 4] | | A | Louis Heuss | | ?th |
| 8.6.1958 | SCCA Regional Eagle Mountain [race 7] | | A | Louis Heuss | | ?th |
| 14.6.1958 | SCCA National Lime Rock [GP+HP+HM] | 56 | TC | Arch McNeill | | DNF |
| 14.6.1958 | Preliminary Lime Rock [GT] | 90 | A | Alan Dillenberg | | 14th |
| 15.6.1958 | SCCA National Lime Rock [FP] | 6 | A | Sherman Decker | | 3rd |
| 15.6.1958 | SCCA National Lime Rock [FP] | 18 | A | Dan Donoghue | | 8th |
| 15.6.1958 | SCCA National Lime Rock [FP] | 27 | A | Don Miller | | 7th |
| 15.6.1958 | SCCA National Lime Rock [FP] | 51 | A | James Stevens | | 9th |
| 15.6.1958 | SCCA Regional Laguna Seca [FP+GP] | 74 | TD | Fred Biven | | 26th |
| 15.6.1958 | SCCA National Lime Rock [FP] | 78 | A | George Schaab | | 10th |
| 15.6.1958 | SCCA Regional Laguna Seca [FP+GP] | 81 | A | John Jordan | | 25th |
| 15.6.1958 | SCCA National Lime Rock [FP] | 90 | A | Alan Dillenberg | | 11th |
| 15.6.1958 | SCCA National Lime Rock [FP] | 114 | A | Huntley Perry | | 13th |
| 15.6.1958 | SCCA Regional Laguna Seca [FM+GM+FIII] | 149 | Special | Jerry Lewis | | 7th |
| 15.6.1958 | SCCA Regional Laguna Seca [FP+GP] | 157 | A | George Schillreff | | 19th |
| 15.6.1958 | Preliminary Laguna Seca [HM+Production I] | 157 | A | George Schillreff | | 3rd |
| 15.6.1958 | SCCA Regional Laguna Seca [FM+GM+FIII] | 158 | A | Dennis Riley | | 10th |
| 15.6.1958 | SCCA Regional Laguna Seca [CM+DM+EM] | 178 | Special | Wallace Thomas | | DNF |
| 15.6.1958 | SCCA National Lime Rock [FP] | 180 | A | Don Urian | | 6th |
| 15.6.1958 | SCCA Regional Laguna Seca [MG+HM] | | TD | Marshall Swope | | 3rd |
| 15.6.1958 | Preliminary Laguna Seca [HM+Production I] | | A | Ed Leslie | | 2nd |
| 15.6.1958 | SCCA Regional Laguna Seca [MG+HM] | | TF | John Miller | | 2nd |
| 15.6.1958 | SCCA Regional Laguna Seca [MG+HM] | | TC | Lendal Gray | | 1st |
| 22.6.1958 | SCCA National Road America [FP+GP+HP+HM] | 5 | A | Grant Crenshaw | Grant Crenshaw | 19th |
| 22.6.1958 | SCCA National Road America [FP+GP+HP+HM] | 17 | TD | Pat Robertson | Pat Robertson | DNF |
| 22.6.1958 | SCCA National Road America [FP+GP+HP+HM] | 21 | TF | Frank White, Jr. | Frank White, Jr. | 30th |
| 22.6.1958 | SCCA National Road America [FP+GP+HP+HM] | 24 | TF | Joe Mayer | Joseph R. Mayer | 24th |
| 22.6.1958 | SCCA National Road America [FP+GP+HP+HM] | 27 | A | Peter Hall | Peter Hall | DNA |
| 22.6.1958 | SCCA National Road America [FP+GP+HP+HM] | 39 | TF | Everett Pritchard | Everett Pritchard | DNA |
| 22.6.1958 | SCCA National Road America [FP+GP+HP+HM] | 44 | TF | Darrel Mahnke | Darrel Mahnke | 33rd |
| 22.6.1958 | SCCA National Road America [FP+GP+HP+HM] | 49 | TD | Dick Crombie | Dick Crombie | DNA |
| 22.6.1958 | SCCA National Road America [FP+GP+HP+HM] | 55 | A | Roger Simonetti | Roger Simonetti | 14th |
| 22.6.1958 | SCCA National Road America [FP+GP+HP+HM] | 73 | A | Ron Letellier | | 11th |
| 26.6.1958 | Preliminary Watkins Glen [Ladies] | 20 | A | Joyce Botkin | Robert F. Botkin | 8th |
| 26.6.1958 | Preliminary Watkins Glen [Ladies] | 212 | A | Laura Dasey | Homer Daisey | 7th |
| 27.6.1958 | Preliminary Watkins Glen [MG] | 12 | A | John Hunter | John Hunter, Jr. | 6th |
| 27.6.1958 | Preliminary Watkins Glen [MG] | 20 | A | Robert Botkin | Robert Botkin | DNF |
| 27.6.1958 | Preliminary Watkins Glen [MG] | 21 | TD | Van Conway | Van Conway | 14th |
| 27.6.1958 | Preliminary Watkins Glen [MG] | 31 | A | Richard Soulsby | Dick Soulsby | DNA |
| 27.6.1958 | Preliminary Watkins Glen [MG] | 42 | A | Monty Allen | Monty Allen | DNF |
| 27.6.1958 | Preliminary Watkins Glen [MG] | 56 | A | Jack Paveling | Jack Paveling | 4th |
| 27.6.1958 | Preliminary Watkins Glen [MG] | 89 | A | Richard Kinsey | Richard Kinsey | 10th |
| 27.6.1958 | Preliminary Watkins Glen [MG] | 114 | A | George Valentine | Ecurio-Gonzales | 2nd |