| 18.5.1958 | Preliminary Cumberland [Ladies] | 13 | | Mrs. Tony Cappiello | Maj. M. G A. Cappiello | DNA |
| 18.5.1958 | SCCA National Cumberland [FP] | 69 | | Nagle Bridwell | Nagle Bridwell | DNA |
| 18.5.1958 | SCCA National Cumberland [FP] | 83 | | John Cuevas | John Cuevas | DNA |
| 18.5.1958 | SCCA National Cumberland [FP] | 84 | | Morrow Decker | Cdr. S. M. Decker, Jr. | raced |
| 18.5.1958 | SCCA National Cumberland [FP] | 93 | | Horace Ott | Horace A. Ott | DNA |
| 18.5.1958 | SCCA National Cumberland [FP] | 100 | | Antonio Valdes-Dapena | Antonio Valdes-Dapena | DNA |
| 18.5.1958 | SCCA National Cumberland [FP] | 115 | | Glenn Lazar | Glenn C. Lazar | DNA |
| 18.5.1958 | SCCA National Cumberland [FP] | 117 | | Edward Eichenlaub | E. Boyd Eichenlaub, Jr. | DNA |
| 18.5.1958 | SCCA National Cumberland [FP] | 130 | | Manfred Holder | Manfred Holder | DNA |
| 18.5.1958 | SCCA National Cumberland [FP] | 135 | | Bud Fehnel | C. F. Fehnel, Jr. | DNA |
| 18.5.1958 | SCCA National Cumberland [FP] | 137 | | Don Wolf | Donald E. Wolf | DNA |
| 18.5.1958 | SCCA National Cumberland [FP] | 143 | | Don Wester | Don P. Wester | 2nd |
| 18.5.1958 | SCCA National Cumberland [FP] | 213 | | Ed Hugus | Franz J. Hannig | DNA |
| 18.5.1958 | SCCA National Cumberland [FP] | 214 | | Ray Ramsey | Ray Ramsey, Jr. | DNA |
| 24.5.1958 | BRSCC Full Sutton [PS] | 120 | | Jim Clark | | DNE |
| 26.5.1958 | Autosport Mallory Park [PS1.6] | 35 | | C. W. Lawson | C. W. Lawson | DNA |
| 31.5.1958 | Preliminary Santa Barbara [FP] | 19 | | D. D. Michelmore | D. D. Michelmore | DNA |
| 31.5.1958 | Novice Dunkirk [EP+FP+GP] | 23 | | H. A. Wilbur | | 10th |
| 31.5.1958 | Preliminary Santa Barbara [FP] | 24 | | Ed Barker | Ed Barker | DNA |
| 31.5.1958 | Preliminary Santa Barbara [DP+EP] | 31 | | Ronnie Bucknum | Ronnie Bucknum | DNA |
| 31.5.1958 | LASC Green Acres [S/GT1.6] | 32 | | | | raced |
| 31.5.1958 | Preliminary La Junta [Production+HM] | 41 | | Bill Randle | | 6th |
| 31.5.1958 | Novice Dunkirk [EP+FP+GP] | 64 | | Paul Vollmer | | 4th |
| 31.5.1958 | Preliminary Santa Barbara [FP] | 72 | | Jimmy Moore | Jimmy Moore | DNA |
| 31.5.1958 | Preliminary Santa Barbara [FP] | 170 | | Art Snyder | Art Snyder | DNA |
| 31.5.1958 | Preliminary Santa Barbara [FP] | 200 | | Don Dickey | Donald Dickey | DNA |
| 31.5.1958 | Preliminary Santa Barbara [DP+EP] | 216 | | Chuck Teichen | Chuck Teichen | DNA |
| 31.5.1958 | Novice Dunkirk [EP+FP+GP] | 717? | | Bill Strand | | 7th |
| 31.5.1958 | ICNSCC Deer Park [Production 1.5] | | | Bob Byrd | | 1st |
| 31.5.1958 | LASC Green Acres [S/GT1.6] | | | Paul Montgomery | | raced |
| 31.5.1958 | ICNSCC Deer Park [Production +1.5] | | | Jim Cleland | | ?th |
| 31.5.1958 | ICNSCC Deer Park [Production 1.5] | | | John Sparrow | | 3rd |
| 1.6.1958 | SCCA National Bridgehampton [FP] | 0 | | Chuck Rickert | | 3rd |
| 1.6.1958 | SCCA Regional La Junta [FM+GM+HM+EP+FP+GP] | 1 | | Charles McGinley | | 14th |
| 1.6.1958 | SCCA Regional La Junta [FM+GM+HM+EP+FP+GP] | 6 | | Alan Hoskins | | 15th |
| 1.6.1958 | SCCA National Bridgehampton [FP] | 13 | | M. A. Cappiello | | 4th |
| 1.6.1958 | SCCA National Bridgehampton [FP] | 17 | | Hodge Brush | | DNF |
| 1.6.1958 | Santa Barbara [EP+FP+JP] | 19 | | D. D. Michelmore | D. D. Michelmore | 6th |
| 1.6.1958 | SCCA Regional Dunkirk [FP+GP] | 23 | | H. A. Wilbur | | DNF |
| 1.6.1958 | Santa Barbara [EP+FP+JP] | 24 | | Ed Barker | Ed Barker | 9th |
| 1.6.1958 | SCCA Regional Dunkirk [FP+GP] | 25 | | Donald Baker | | 9th |
| 1.6.1958 | 1000 km Nürburgring | 30 | | von Saucken / Bialas | Harald von Saucken | 14th |
| 1.6.1958 | Santa Barbara [EP+FP+JP] | 31 | | Ronnie Bucknum | Ronnie Bucknum | 8th |
| 1.6.1958 | SCCA National Bridgehampton [FP] | 33 | | Emil Pupulidy | | 1st |
| 1.6.1958 | SCCA Regional La Junta [FM+GM+HM+EP+FP+GP] | 33 | | John Koperski | | 8th |
| 1.6.1958 | SCCA Regional La Junta [FM+GM+HM+EP+FP+GP] | 35 | | Gerald Schneider | | 13th |
| 1.6.1958 | SCCA Regional La Junta [FM+GM+HM+EP+FP+GP] | 36 | | Charles Wingfield | | 12th |
| 1.6.1958 | SCCA Regional La Junta [FM+GM+HM+EP+FP+GP] | 41 | | Bill Randle | | 10th |
| 1.6.1958 | SCCA National Bridgehampton [FP] | 42 | | Bill Erhart | | 5th |
| 1.6.1958 | SCCA Regional La Junta [FM+GM+HM+EP+FP+GP] | 44 | | Harold Morgan | | 23rd |
| 1.6.1958 | SCCA Regional La Junta [FM+GM+HM+EP+FP+GP] | 47 | | Thomas Zook | | 17th |
| 1.6.1958 | GP Dunkirk | 48 | | Bernard Groh | | 11th |
| 1.6.1958 | SCCA Regional Dunkirk [FP+GP] | 48 | | Bernard Groh | | 6th |
| 1.6.1958 | SCCA National Bridgehampton [FP] | 49 | | Harry Blanchard | | 2nd |
| 1.6.1958 | 1000 km Nürburgring | 50 | | Strähle / Walter | Paul-Ernst Strähle | 16th |
| 1.6.1958 | 1000 km Nürburgring | 51 | | Greger / Denk | Josef Greger | DNF |
| 1.6.1958 | 1000 km Nürburgring | 52 | | Hahnl, Jr. / Zick | Fritz Hahnl | 17th |
| 1.6.1958 | 1000 km Nürburgring | 53 | | Wilbourne / Wuesthoff | William Wilbourne | 25th |
| 1.6.1958 | SCCA National Bridgehampton [FP] | 54 | | Asher Chapman | | 9th |
| 1.6.1958 | 1000 km Nürburgring | 54 | | Busch / Pucci | Dr. Helmut Busch | 19th |
| 1.6.1958 | 1000 km Nürburgring | 55 | | Runte / Hartzheim | Bruno Runte | 22nd |
| 1.6.1958 | 1000 km Nürburgring | 56 | | Clark / Niessen | Bruno Runte | DNS |
| 1.6.1958 | 1000 km Nürburgring | 57 | | Deutenberg / in der Elst | Helmut Deutenberg | 19th |
| 1.6.1958 | 1000 km Nürburgring | 58 | | Lindberg / Lindqvist | Arne Lindberg | DNS |
| 1.6.1958 | 1000 km Nürburgring | 61 | | Harzheim / Heins | H. Harzheim | DNS |
| 1.6.1958 | SCCA Regional La Junta [FM+GM+HM+EP+FP+GP] | 61 | | William Smith | | 9th |
| 1.6.1958 | 1000 km Nürburgring | 62 | | Albrecht / Appel | Fred Albrecht | DNF |
| 1.6.1958 | 1000 km Nürburgring | 63 | | Testut / Sibile | Ecurie Monte Carlo Louis Chiron | DNS |
| 1.6.1958 | SCCA Regional Dunkirk [FP+GP] | 64 | | Paul Vollmer | | 8th |
| 1.6.1958 | 1000 km Nürburgring | 65 | | Blendl / Günther | Ludwig Blendl | DNS |
| 1.6.1958 | SCCA National Bridgehampton [FP] | 71 | | Dean Causey | | 6th |
| 1.6.1958 | Santa Barbara [EP+FP+JP] | 72 | | Jimmy Moore | Jimmy Moore | 2nd |
| 1.6.1958 | 1000 km Nürburgring | 90 | | Linge / Winkler | Herbert Linge | 13th |
| 1.6.1958 | SCCA Regional Dunkirk [FP+GP] | 117 | #12272 | Edward Eichenlaub | | 2nd |
| 1.6.1958 | Santa Barbara [EP+FP+JP] | 170 | | Art Snyder | Art Snyder | 13th |
| 1.6.1958 | Santa Barbara [EP+FP+JP] | 200 | | Don Dickey | Donald Dickey | 5th |
| 1.6.1958 | Santa Barbara [EP+FP+JP] | 216 | | Chuck Teichen | Chuck Teichen | 22nd |
| 1.6.1958 | SCCA Regional Dunkirk [FP+GP] | 717 | | Bill Strand | | 13th |
| 1.6.1958 | La Junta [Ladies] | | | Lucille Key | | 3rd |
| 1.6.1958 | La Junta [Ladies] | | | Patsy Randle | | 1st |
| 7.6.1958 | Put-In-Bay [FP] | 50 | | | | raced |
| 7.6.1958 | Put-In-Bay [FP] | 67 | | | | raced |
| 7.6.1958 | Put-In-Bay [FP] | 68 | | Albert Close | | DNA |
| 7.6.1958 | Put-In-Bay [FP] | 81 | | Bill Strand | | DNA |
| 7.6.1958 | Put-In-Bay [FP] | 113 | | | | raced |
| 7.6.1958 | Put-In-Bay [FP] | 114 | | Dick Dittus | | DNA |
| 7.6.1958 | Put-In-Bay [FP] | 117 | | Edward Eichenlaub | | DNA |
| 7.6.1958 | Preliminary Eagle Mountain [race 2] | | | Emory Cantey | | 3rd |
| 7.6.1958 | Preliminary Eagle Mountain [race 2] | | | Jimmy Moore | | 1st |
| 7.6.1958 | Preliminary Eagle Mountain [race 2] | | | Rusty Wright | | 2nd |
| 8.6.1958 | SCCA Regional Thompson [EP+FP] | 10 | | Floyd Stone | | 7th |
| 8.6.1958 | SCCA Regional Thompson [EP+FP] | 21 | | Asher Chapman | | DNA |
| 8.6.1958 | SCCA Regional Thompson [EP+FP] | 43 | | Frank Wagenhofer | | 2nd |
| 8.6.1958 | SCCA Regional Thompson [EP+FP] | 48 | | Ed Mowle | | DNA |
| 8.6.1958 | SCCA Regional Thompson [EP+FP] | 64 | | Joe Trotter | | 8th |
| 8.6.1958 | SCCA Regional Thompson [EP+FP] | 65 | | Oscar Weissenborn | | 4th |
| 8.6.1958 | SCCA Regional Thompson [EP+FP] | 128 | | Victor Czito | | 5th |
| 8.6.1958 | SCCA Regional Eagle Mountain [race 8] | | | Rusty Wright | | 2nd |
| 8.6.1958 | SCCA Regional Eagle Mountain [race 8] | | | Jimmy Moore | | 1st |
| 8.6.1958 | SCCA Regional Eagle Mountain [race 8] | | | Emory Cantey | | 3rd |