| 27.9.1958 | BRSCC Full Sutton [GT+1.6] | | | Ted Lund | | 3rd |
| 27.9.1958 | Preliminary Gardena [Ladies] | | | Barbara Scott | | 2nd |
| 27.9.1958 | BRSCC Full Sutton [GT1.6] | | | T. L. A. Burgess | | 2nd |
| 27.9.1958 | BRSCC Full Sutton [GT1.6] | | | Tommy Entwistle | | 3rd |
| 28.9.1958 | ICNSCC Ellensburg [FP+GP+HP+IP] | 24 | | I. B. Knoblauch | | 7th |
| 28.9.1958 | WJC Charterhall [GT] | 31 | | Tommy Entwistle | T. Entwhistle | ?th |
| 28.9.1958 | WJC Charterhall [S1.5] | 31 | | Tommy Entwistle | T. Entwhistle | ?th |
| 28.9.1958 | WJC Charterhall [GT] | 32 | | Jimmy Blumer | J. M. Richmond | ?th |
| 28.9.1958 | WJC Charterhall [S1.5] | 32 | | Jack Richmond | J. M. Richmond | DNA |
| 28.9.1958 | WJC Charterhall [GT] | 33 | | John Milne | J. E. Milne | raced |
| 28.9.1958 | WJC Charterhall [S1.5] | 33 | | John Milne | J. E. Milne | DNF |
| 28.9.1958 | WJC Charterhall [GT] | 40 | | Ted Lund | T. Lund | ?th |
| 28.9.1958 | WJC Charterhall [Racing] | 40 | | Ted Lund | T. Lund | DNA |
| 28.9.1958 | WJC Charterhall [S+1.5] | 40 | | Ted Lund | T. Lund | DNA |
| 28.9.1958 | ICNSCC Ellensburg [FP+GP+HP+IP] | 63 | | Glen Evans | | 5th |
| 28.9.1958 | ICNSCC Ellensburg [FP+GP+HP+IP] | 74 | | Ivar Keddis | | DNF |
| 28.9.1958 | WJC Charterhall [GT] | 76 | | Tim Wilson | T. Y. Wilson | DNA |
| 28.9.1958 | ICNSCC Ellensburg [FP+GP+HP+IP] | 76 | | Norman DuBosch | | 21st |
| 28.9.1958 | ICNSCC Ellensburg [FP+GP+HP+IP] | 99 | | Don Rushlight | | 2nd |
| 28.9.1958 | ICNSCC Ellensburg [FP+GP+HP+IP] | 171 | | Richard Miller | | 3rd |
| 28.9.1958 | ICNSCC Ellensburg [FP+GP+HP+IP] | 211 | | Austin Wolff | | 6th |
| 5.10.1958 | SCCA Regional Thompson [MG+Sedan] | 1 | | George Schaab | | DNA |
| 5.10.1958 | SCCA Regional Thompson [MG+Sedan] | 4 | | Loren Lorenzetti | | 3rd |
| 5.10.1958 | SCCA National Virginia [FP+GP+HM] | 7 | | William Verbeck | | 11th |
| 5.10.1958 | SCCA Regional Thompson [MG+Sedan] | 9 | | David Full | | 11th |
| 5.10.1958 | SCCA Regional Thompson [MG+Sedan] | 18 | | Richard Stolz | | 6th |
| 5.10.1958 | SCCA Regional Thompson [Modified+UR] | 24 | | Alan Ratcliffe | | 15th |
| 5.10.1958 | Preliminary Vaca Valley [MG] | 32 | | Bob Potter | | 1st |
| 5.10.1958 | SCCA National Vaca Valley [EP+FP] | 32 | | Bob Potter | | DNF |
| 5.10.1958 | SCCA Regional Thompson [MG+Sedan] | 33 | | John Sheldon | | 8th |
| 5.10.1958 | SCCA Regional Thompson [MG+Sedan] | 36 | | Howard Humphries | | 12th |
| 5.10.1958 | SCCA Regional Thompson [MG+Sedan] | 37 | | Ken Green | | 9th |
| 5.10.1958 | SCCA Regional Thompson [MG+Sedan] | 41 | | Radford Boss | | 7th |
| 5.10.1958 | SCCA Regional Thompson [MG+Sedan] | 42 | | Doug Diefenderfer | | 10th |
| 5.10.1958 | Preliminary Vaca Valley [MG] | 49 | | Lendal Gray | | 4th |
| 5.10.1958 | Preliminary Vaca Valley [MG] | 51 | | Pelham Burnett | | 9th |
| 5.10.1958 | SCCA National Vaca Valley [EP+FP] | 51 | | Pelham Burnett | | DNF |
| 5.10.1958 | Preliminary Vaca Valley [MG] | 52 | | Fraser Sibbald | | 5th |
| 5.10.1958 | SCCA National Vaca Valley [EP+FP] | 52 | | Fraser Sibbald | | DNF |
| 5.10.1958 | SCCA National Vaca Valley [EP+FP] | 62 | | Lee Talbot | | DNF |
| 5.10.1958 | Preliminary Vaca Valley [MG] | 62 | | Lee Talbot | | 2nd |
| 5.10.1958 | SCCA Regional Thompson [MG+Sedan] | 68 | | Hayward Anderson | | 5th |
| 5.10.1958 | BRSCC Brands Hatch [Production] | 80 | | Mike Reid | Mike Reid | 6th |
| 5.10.1958 | BRSCC Brands Hatch [Production] | 81 | | D. J. Hayles | John Hayles | 4th |
| 5.10.1958 | SCCA Regional Thompson [MG+Sedan] | 81 | | Don Urian | Donald Urian | 1st |
| 5.10.1958 | BRSCC Brands Hatch [Production] | 82 | | Colin Shove | Colin Shove | 9th |
| 5.10.1958 | SCCA Regional Thompson [MG+Sedan] | 93 | | Earl Simpson | | 2nd |
| 5.10.1958 | Preliminary Vaca Valley [MG] | 98 | | Ed Leslie | | 3rd |
| 5.10.1958 | SCCA National Vaca Valley [EP+FP] | 98 | | Ed Leslie | | DNF |
| 5.10.1958 | SCCA National Virginia [FP+GP+HM] | 123 | | Murray Clark | | 6th |
| 5.10.1958 | SCCA National Vaca Valley [BM+CM+DM+EM+FM] | 158 | | Dennis Riley | | 16th |
| 5.10.1958 | SCCA National Vaca Valley [EP+FP] | 248 | | Rick Hilgers | | 22nd |
| 5.10.1958 | Preliminary Vaca Valley [MG] | 248 | | Rick Hilgers | | 6th |
| 5.10.1958 | SCCA National Vaca Valley [BM+CM+DM+EM+FM] | 258 | | Eugene Smith | | 18th |
| 11.10.1958 | 3 h Autosport | 10 | | Ken Mackenzie | Ecurie Chiltern | 3rd |
| 11.10.1958 | 3 h Autosport | 14 | | Chris Tooley | C. P. Tooley | 6th |
| 11.10.1958 | 3 h Autosport | 15 | | J. A. P. Trafford | J. A. P. Trafford | DNA |
| 11.10.1958 | 3 h Autosport | 16 | | Bob Vincent | R. Vincent | DNA |
| 11.10.1958 | 3 h Autosport | 17 | | David Dixon | Ecurie Chiltern | DNA |
| 11.10.1958 | 3 h Autosport | 18 | | Tommy Entwistle | T. Entwistle | DNA |
| 11.10.1958 | LCCC Oulton Park [S2.0 EX] | 26 | | Denise Woolley | Miss Denise Woolley | DNA |
| 11.10.1958 | 1 h Snetterton | 43 | | Dick Fitzwilliam | Fitzwilliam Racing Team | 11th |
| 11.10.1958 | 1 h Snetterton | 47 | | Alan Foster | R. W. Jacobs | 5th |
| 11.10.1958 | 1 h Snetterton | 49 | | David Dixon | Ecurie Chiltern | DNA |
| 11.10.1958 | LCCC Oulton Park [S2.0 EX] | 66 | | P. N. Gouk | P. N. Gouk | DNA |
| 11.10.1958 | LCCC Oulton Park [Sports] | 81 | | T. Johnson | K. J. Coffey | DNA |
| 11.10.1958 | LCCC Oulton Park [S2.0 EX] | 81 | | T. Johnson | K. J. Coffey | DNA |
| 11.10.1958 | LCCC Oulton Park [S1.5] | 110 | | Tom Threlfall | Tom Threlfall | DNA |
| 12.10.1958 | 6 h Venice | 3 | | Sheldon Dobkin | | raced |
| 12.10.1958 | Consolation Wilmot [EP+FP+HM] | 11 | | Bill Victor | | 2nd |
| 12.10.1958 | SCCA Regional Wilmot [FP] | 11 | | Bill Victor | | 5th |
| 12.10.1958 | Riverside [BP+CP+DP+EP+FP] | 17 | | Barry Barrett | Barry Barrett | 24th |
| 12.10.1958 | Riverside [BP+CP+DP+EP+FP] | 25 | | Jim Chaffee | Jim Chaffee | DNF |
| 12.10.1958 | Riverside [BP+CP+DP+EP+FP] | 62 | | John Lumkin | John Lumkin | 17th |
| 12.10.1958 | SCCA Regional Wilmot [FP] | 68 | | Steve Wendt | | DNS |
| 12.10.1958 | Riverside [BP+CP+DP+EP+FP] | 100 | | Art Greycloud | Art Greycloud | DNA |
| 12.10.1958 | Riverside [BP+CP+DP+EP+FP] | 131 | | Jim Parkinson | Bill Pringle | DNF |
| 18.10.1958 | SCCA Regional Lime Rock [FP] | 18 | | Richard Stolz | | 3rd |
| 18.10.1958 | SCCA Regional Lime Rock [FP] | 23 | | Murray Clark | | 2nd |
| 18.10.1958 | SCCA Regional Lime Rock [FP] | 114 | | Loren Lorenzetti | | raced |
| 18.10.1958 | SCCA Regional Lime Rock [FP] | | | | | raced |
| 18.10.1958 | SCCA Regional Lime Rock [FP] | | | | | raced |
| 18.10.1958 | SCCA Regional Lime Rock [FP] | | | | | raced |
| 18.10.1958 | SCCA Regional Lime Rock [FP] | | | | | raced |
| 18.10.1958 | SCCA Regional Lime Rock [FP] | | | | | raced |
| 18.10.1958 | SCCA Regional Lime Rock [FP] | | | Earl Simpson | | raced |
| 18.10.1958 | SCCA Regional Lime Rock [FP] | | | | | raced |
| 19.10.1958 | SCCA Regional Lime Rock [FP] | 18 | | Richard Stolz | | 6th |
| 19.10.1958 | SCCA Regional Lime Rock [FP] | 23 | | Murray Clark | | 5th |
| 19.10.1958 | SCCA Regional Lime Rock [FP] | 30 | | Doug Diffenderfer | | 10th |
| 19.10.1958 | SCCA Regional Lime Rock [FP] | 124 | | Ed Zurhorst | | raced |
| 25.10.1958 | Preliminary Dothan [Modified+AP+BP+CP+DP+EP] | 120 | | Lup Rainwater | George Gastrell | DNF |
| 25.10.1958 | Preliminary Minden [FP+GP+HP] | | | Eugene Smith | | 3rd |
| 25.10.1958 | Preliminary Minden [FP+GP+HP] | | | Richard Quint | | 1st |
| 26.10.1958 | SCCA Regional Dothan [MGA+GP+HP+HM] | 33 | | Hutchinson | Hutchinson | DNA |
| 26.10.1958 | SCCA Regional Dothan [MGA+GP+HP+HM] | 41 | | Jayne Ruskin | Jayne Ruskin | 5th |
| 26.10.1958 | Preliminary Dothan [Novice] | 41 | | Jayne Ruskin | Jayne Ruskin | raced |
| 26.10.1958 | SCCA Regional Dothan [MGA+GP+HP+HM] | 47 | | David Newton | David Newton | DNA |
| 26.10.1958 | SCCA Regional Dothan [MGA+GP+HP+HM] | 120 | | Lup Rainwater | George Gastrell | DNS |
| 26.10.1958 | SCCA Regional Dothan [MGA+GP+HP+HM] | 180 | | I. W. Stephenson | Scuderia Stephenson | DNA |