| 5.7.1958 | Preliminary Vaca Valley [Alfa+MGA+356] | 24 | | Bob Ellis | Robert Ellis | DNA |
| 5.7.1958 | Preliminary Vaca Valley [Alfa+MGA+356] | 31 | | Ed La Mantia | Ed La Mantia | DNA |
| 5.7.1958 | Preliminary Vaca Valley [Alfa+MGA+356] | 45 | | John Jordan | John Jordan | DNA |
| 5.7.1958 | Preliminary Vaca Valley [Alfa+MGA+356] | 61 | | Mogens Skou | Charles Serlis | DNA |
| 5.7.1958 | Preliminary Vaca Valley [Alfa+MGA+356] | 66 | | Jack Flaherty | Kjell Qvale | raced |
| 5.7.1958 | National Open Crystal Palace [GT] | 68 | | D. J. Hayles | | DNA |
| 5.7.1958 | National Open Crystal Palace [GT] | 69 | | David Dixon | | DNA |
| 5.7.1958 | National Open Crystal Palace [GT] | 70 | | Ken MacKenzie | | 4th |
| 5.7.1958 | National Open Crystal Palace [GT] | 71 | | Doug Wilcocks | | DNA |
| 5.7.1958 | National Open Crystal Palace [GT] | 91 | | J. A. P. Trafford | | DNA |
| 5.7.1958 | Preliminary Vaca Valley [Alfa+MGA+356] | 98 | | Ed Leslie | Ed Leslie | DNA |
| 5.7.1958 | Preliminary Vaca Valley [Alfa+MGA+356] | 134 | | Rick Hilgers | Richard Hilgers | DNA |
| 5.7.1958 | Preliminary Vaca Valley [TR+Morgan+AH+Veloce+Super] | 143 | | Jack Flaherty | Kjell Qvale | DNA |
| 6.7.1958 | Västkustloppet [GT1.6] | 4 | | Stig Arne Levin | | DNA |
| 6.7.1958 | BMRC Charterhall [Production Handicap] | 8 | | Wilson Southam | W. J. Southam | raced |
| 6.7.1958 | BMRC Charterhall [Sports Handicap] | 8 | | Wilson Southam | W. J. Southam | DNA |
| 6.7.1958 | Västkustloppet [GT1.6] | 9 | | Bo Josefsson | | 7th |
| 6.7.1958 | Västkustloppet [GT1.6] | 10 | | Vincent Etzner | | 9th |
| 6.7.1958 | SCCA Regional Vaca Valley [FP+GP+HP] | 24 | | Bob Ellis | Robert Ellis | 19th |
| 6.7.1958 | SCCA Regional Vaca Valley [FP+GP+HP] | 25 | | Ted Hainis | Juanita Anderson | DNA |
| 6.7.1958 | SCCA Regional Vaca Valley [FP+GP+HP] | 31 | | Ed La Mantia | Ed La Mantia | 21st |
| 6.7.1958 | SCCA Regional Vaca Valley [FP+GP+HP] | 32 | | Bob Potter | Bob Potter | 14th |
| 6.7.1958 | BMRC Charterhall [Production Handicap] | 39 | | Neil Hepburn | J. N. Hepburn | raced |
| 6.7.1958 | SCCA Regional Vaca Valley [FP+GP+HP] | 40 | | Jack Dalton | Jack Dalton | 13th |
| 6.7.1958 | BMRC Charterhall [Production Handicap] | 41 | | Tim Wilson | T. Y. Wilson | DNF |
| 6.7.1958 | BMRC Charterhall [Sports Handicap] | 44 | | John Milne | J. E. Milne | DNA |
| 6.7.1958 | BMRC Charterhall [BMRC Trophy Handicap] | 44 | | John Milne | J. E. Milne | raced |
| 6.7.1958 | BMRC Charterhall [Production Handicap] | 44 | | John Milne | J. E. Milne | raced |
| 6.7.1958 | SCCA Regional Vaca Valley [FP+GP+HP] | 52 | | Fraser Sibbald | Frazer Sibbald | 15th |
| 6.7.1958 | BMRC Charterhall [Sports Handicap] | 55 | | Jack Richmond | J. M. Richmond | DNA |
| 6.7.1958 | BMRC Charterhall [Production Handicap] | 55 | | Jack Richmond | J. M. Richmond | DNA |
| 6.7.1958 | BMRC Charterhall [BMRC Trophy Handicap] | 60 | | George Gibson | G. T. Gibson | DNE |
| 6.7.1958 | SCCA Regional Vaca Valley [FP+GP+HP] | 66 | | Jack Flaherty | Kjell Qvale | raced |
| 6.7.1958 | SCCA Regional Vaca Valley [FP+GP+HP] | 81 | | John Jordan | John Jordan | DNA |
| 6.7.1958 | SCCA Regional Vaca Valley [FP+GP+HP] | 98 | | Ed Leslie | Ed Leslie | 18th |
| 6.7.1958 | Preliminary Vaca Valley [Ladies+Sedan+FIII+MG-T] | 106 | | Joyce Sweet | Joyce Sweet | DNA |
| 6.7.1958 | SCCA Regional Vaca Valley [FP+GP+HP] | 110 | | Bob Winkelmann | Bob Winkelmann | 12th |
| 6.7.1958 | SCCA Regional Vaca Valley [FP+GP+HP] | 131 | | Randall Cowherd | W. T. Ribbs | 16th |
| 6.7.1958 | SCCA Regional Vaca Valley [FM+GM+HM] | 158 | | Dennis Riley | Dennis Riley | DNA |
| 6.7.1958 | Hammond [Production 1.5+TR3+HM] | | | Charles Guidroz | | 4th |
| 6.7.1958 | Hammond [Production 1.6+MGA+HM] | | | | | DQ |
| 6.7.1958 | Hammond [Production 1.6+MGA+HM] | | | Charles Guidroz | | 3rd |
| 6.7.1958 | Hammond [Production 1.6+MGA+HM] | | | Marvin Moar | | 2nd |
| 6.7.1958 | Hammond [Production 1.6+MGA+HM] | | | Bill Campbell | | 4th |
| 6.7.1958 | Hammond [Production 1.5+TR3+HM] | | | | | DQ |
| 12.7.1958 | BRSCC Full Sutton [GT] | 40 | | Tommy Entwistle | | 9th |
| 12.7.1958 | BRSCC Full Sutton [GT] | 42 | | J. H. Southam | | 10th |
| 12.7.1958 | BRSCC Full Sutton [GT] | 44 | | J. H. V. Cross | | 4th |
| 12.7.1958 | BRSCC Full Sutton [GT] | 46 | | W. R. Whitwell | | 11th |
| 13.7.1958 | LISCA Lime Rock [FP] | | | Robert Wells | | 1st |
| 19.7.1958 | Berwick [Novice] | 40 | | Eben Sales | | 2nd |
| 19.7.1958 | Berwick [MG] | 40 | | Eben Sales | | 3rd |
| 19.7.1958 | Berwick [MG] | 95 | | George Valentine | | 2nd |
| 19.7.1958 | Berwick [MG] | 96 | | Millard Ripley | | 1st |
| 19.7.1958 | BEMC Harewood Acres [MG] | | | Art Smith | Art Smith, Jr. | 3rd |
| 19.7.1958 | BEMC Harewood Acres [MG] | | | Robert Soch | R. A. Soch | 2nd |
| 19.7.1958 | BEMC Harewood Acres [MG] | | | Jack Broad | Jack Broad | 1st |
| 19.7.1958 | BEMC Harewood Acres [Production 1.5] | | | Robert Soch | R. A. Soch | 3rd |
| 20.7.1958 | SCCA Regional Thompson [FP] | 5 | | Chris White | | 15th |
| 20.7.1958 | SCCA Regional Thompson [FP] | 18 | | Edward Richard | | DNA |
| 20.7.1958 | SCCA Regional Thompson [FP] | 22 | | Wain Donoghue | | 13th |
| 20.7.1958 | SCCA Regional Thompson [FP] | 39 | | Earl Simpson | | DNA |
| 20.7.1958 | SCCA Regional Thompson [FP] | 50 | | James Stevens | | DNA |
| 20.7.1958 | SCCA Regional Thompson [FP] | 74 | | Henry Van Deusen | | DNF |
| 20.7.1958 | SCCA Regional Thompson [FP] | 93 | | Earl Simpson | | 11th |
| 20.7.1958 | SCCA Regional Thompson [FP] | 94 | | Richard Kinsey | | 12th |
| 20.7.1958 | SCCA Regional Thompson [FP] | 180 | | Don Urian | | 9th |
| 26.7.1958 | MCMC Oulton Park [S1.5] | 22 | | Doreen Harris | Reg Harris (M/cr.) Ltd. | DNA |
| 26.7.1958 | MCMC Oulton Park [Closed] | 22 | | Doreen Harris | Reg Harris (M/cr.) Ltd. | 9th |
| 26.7.1958 | MCMC Oulton Park [Closed] | 88 | | Tom Threlfall | Tom Threlfall | 5th |
| 3.8.1958 | SCCA Regional Shelton [PS1.5] | 12 | | Austin Wolff | | DNA |
| 3.8.1958 | SCCA Regional Shelton [PS1.5] | 17 | | Bill Kemper | | DNA |
| 3.8.1958 | SCCA Regional Shelton [S1.5] | 17 | | Bill Kemper | | DNA |
| 3.8.1958 | SCCA Regional Minden [FP+GP+HP] | 31 | | Ed La Mantia | Ed La Mantia | DNA |
| 3.8.1958 | Novice Minden [FP+GP+HP] | 31 | | Leon Mandel | Ed La Mantia | DNA |
| 3.8.1958 | Preliminary Minden [MGA+AH+Super+Veloce] | 31 | | Ed La Mantia | Ed La Mantia | DNA |
| 3.8.1958 | Preliminary Minden [MGA+AH+Super+Veloce] | 40 | | Jack Dalton | T. R. Langley | ?th |
| 3.8.1958 | SCCA Regional Minden [FP+GP+HP] | 40 | | Jack Dalton | T. R. Langley | DNA |
| 3.8.1958 | Preliminary Minden [MGA+AH+Super+Veloce] | 66 | | Jack Flaherty | Kjell H. Qvale | DNA |
| 3.8.1958 | SCCA Regional Minden [FP+GP+HP] | 66 | | Jack Flaherty | Kjell Qvale | DNA |
| 3.8.1958 | SCCA Regional Shelton [PS1.5] | 71 | | Richard Miller | | DNA |
| 3.8.1958 | SCCA Regional Shelton [PS1.5] | 75 | | Jim Dinsmore | | DNA |
| 3.8.1958 | SCCA Regional Shelton [PS1.5] | 83 | | Chuck Dodge | | DNA |
| 3.8.1958 | SCCA Regional Shelton [S1.5] | 96 | | Don Rushlight | | DNA |
| 3.8.1958 | SCCA Regional Shelton [PS1.5] | 96 | | Don Rushlight | | DNA |
| 3.8.1958 | SCCA Regional Shelton [PS1.5] | 103 | | John Hall | | DNA |
| 3.8.1958 | SCCA Regional Shelton [S1.5] | 103 | | John Hall | | DNA |
| 3.8.1958 | SCCA Regional Minden [FP+GP+HP] | 110 | | Bob Winkelmann | Ed Crooks | DNA |
| 3.8.1958 | Preliminary Minden [MGA+AH+Super+Veloce] | 110 | | Bob Winkelmann | Ed Crooks | DNA |
| 3.8.1958 | Preliminary Minden [MGA+AH+Super+Veloce] | 131 | | Randall Cowherd | William T. Ribbs | DNA |
| 3.8.1958 | SCCA Regional Minden [FP+GP+HP] | 131 | | Randall Cowherd | William Ribbs | 10th |
| 3.8.1958 | SCCA Regional Minden [FP+GP+HP] | 142 | | Ben Thrall | Ben Thrall | DNA |
| 3.8.1958 | Preliminary Minden [MGA+AH+Super+Veloce] | 142 | | Ben Thrall | Ben Thrall | DNA |
| 3.8.1958 | Novice Minden [FP+GP+HP] | 158 | | Eugene Smith | Dennis Riley | DNA |
| 3.8.1958 | Novice Minden [FP+GP+HP] | 203 | | Bob Glaeser | Bob Glasser | DNA |
| 3.8.1958 | Novice Minden [FP+GP+HP] | 223 | | Charles H. Serlis | Charles H. Serlis | DNA |
| 3.8.1958 | Novice Minden [FP+GP+HP] | 225 | | Elroy Anderson | Mrs. Elroy Anderson | DNA |
| 3.8.1958 | Novice Minden [FP+GP+HP] | 293 | | Charley Monte | Charley Monte | DNA |
| 3.8.1958 | Novice Minden [FP+GP+HP] | 312 | | Brian Hopkins | Brian Hopkins | DNA |
| 3.8.1958 | SCCA Regional Shelton [PS1.5] | 444 | | Tom Welch, Jr. | | DNA |