| 3.8.1958 | SCCA Regional Minden [FM+GM+HM] | 111 | TR3 | Bob Cole | Rusty Hyde | 6th |
| 3.8.1958 | SCCA Regional Minden [BP+CP+DP+EP] | 143 | TR3 | Vi Jones | Vincent Jones | 13th |
| 3.8.1958 | SCCA Regional Minden [BP+CP+DP+EP] | 219 | TR3 | Dwight Case | Dwight L. Case | DNA |
| 3.8.1958 | SCCA Regional Minden [BP+CP+DP+EP] | 231 | TR3 | Alan Schorken | Alan Schorken | DNA |
| 3.8.1958 | SCCA Regional Minden [BP+CP+DP+EP] | 256 | TR3 | Ron Skinner | Ron Skinner | DNA |
| 3.8.1958 | Preliminary Minden [MGA+AH+Super+Veloce] | 261 | TR2 | Mogens Skov | Wm. Richards | DNA |
| 3.8.1958 | SCCA Regional Minden [BP+CP+DP+EP] | 261 | TR2 | Mogens Skov | Wm. Richards | DNA |
| 3.8.1958 | Preliminary Minden [Ladies+FIII+MG+Novice] | 527 | | Clifford Heselton | Cliff Heselton | DNA |
| 4.8.1958 | Autosport Mallory Park [PS+1.0] | 70 | TR2 | L. Taylor | L. Taylor | DNA |
| 4.8.1958 | NSCC Mallory Park [S+1.5] | 70 | TR2 | L. Taylor | L. Taylor | DNA |
| 4.8.1958 | Autosport Brands Hatch [Production] | 111 | TR2 | Roy North | Roy North | 6th |
| 10.8.1958 | Kanonloppet [GT2.0] | 14 | | Gösta Jansson | | raced |
| 16.8.1958 | SCCA National Milwaukee [BP+CP+DP+EP] | 16 | TR3 | Don Marando | | 22nd |
| 16.8.1958 | SCCA National Milwaukee [BP+CP+DP+EP] | 19 | TR3 | Tom Duecker | | DNF |
| 16.8.1958 | SCCA National Milwaukee [BP+CP+DP+EP] | 20 | TR3 | Fred Rediske | | 17th |
| 16.8.1958 | Harewood Acres [Le Mans] | 21 | TR3 | Peter Armour | Peter Armour | DNA |
| 16.8.1958 | Harewood Acres [EP] | 21 | TR3 | Peter Armour | Peter Armour | DNA |
| 16.8.1958 | Harewood Acres [EP] | 51 | TR2 | Raymond Rockall | Raymond Rockall | DNA |
| 16.8.1958 | Harewood Acres [Le Mans] | 51 | TR2 | Raymond Rockall | Raymond Rockall | DNA |
| 16.8.1958 | Harewood Acres [EP] | 53 | TR2 | Alistair Cameron-Smith | A. Cameron-Smith | DNA |
| 16.8.1958 | Harewood Acres [Le Mans] | 53 | TR2 | Alistair Cameron-Smith | A. Cameron-Smith | DNA |
| 16.8.1958 | Harewood Acres [EP] | 57 | TR3 | Reg Hillary | Reg Hillary | DNA |
| 16.8.1958 | Harewood Acres [Le Mans] | 57 | TR3 | Reg Hillary | Reg Hillary | DNA |
| 16.8.1958 | Harewood Acres [EP] | 59 | TR2 | Bob LeFeuvre | Baker Motor Sales | DNA |
| 16.8.1958 | Harewood Acres [Le Mans] | 59 | TR2 | Bob LeFeuvre | Baker Motor Sales | DNA |
| 16.8.1958 | Harewood Acres [Le Mans] | 60 | TR3 | John Bowles | Baker Motor Sales | DNA |
| 16.8.1958 | Harewood Acres [EP] | 60 | TR3 | John Bowles | Baker Motor Sales | DNA |
| 16.8.1958 | Harewood Acres [EP] | 62 | TR3 | George Collins | Baker Motor Sales | DNA |
| 16.8.1958 | Harewood Acres [Le Mans] | 62 | TR3 | George Collins | Baker Motor Sales | DNA |
| 16.8.1958 | Harewood Acres [EP] | 63 | TR3 | Bruce Peck | Baker Motor Sales | 3rd |
| 16.8.1958 | Harewood Acres [Le Mans] | 63 | TR3 | Bruce Peck | Baker Motor Sales | DNA |
| 16.8.1958 | Harewood Acres [Le Mans] | 65 | | David Adams | W. John Alden Inc. | DNA |
| 16.8.1958 | Harewood Acres [EP] | 65 | | David Adams | W. John Alden Inc. | DNA |
| 16.8.1958 | Harewood Acres [Le Mans] | 77 | TR3 | Burchard Day | B. M. Day | DNA |
| 16.8.1958 | Harewood Acres [EP] | 77 | TR3 | Burchard Day | B. M. Day | DNA |
| 16.8.1958 | Harewood Acres [EP] | 82 | TR3 | Al Gross | Dr. A. Gross | DNA |
| 16.8.1958 | Harewood Acres [Le Mans] | 82 | TR3 | Al Gross | Dr. A. Gross | DNA |
| 16.8.1958 | Harewood Acres [EP] | 85 | TR2 | Bruce Kellner | B. D. Kellner | DNA |
| 16.8.1958 | Harewood Acres [Le Mans] | 85 | TR2 | Bruce Kellner | B. D. Kellner | DNA |
| 16.8.1958 | Harewood Acres [EP] | 89 | TR3 | Yvone Hazeldene | Y. M. Hazeldene | DNA |
| 16.8.1958 | Harewood Acres [Le Mans] | 89 | TR3 | Yvone Hazeldene | Y. M. Hazeldene | DNA |
| 16.8.1958 | Harewood Acres [EP] | 100 | TR2 | G. Crawford | G. Crawford | DNA |
| 16.8.1958 | Harewood Acres [Le Mans] | 100 | TR2 | G. Crawford | G. Crawford | DNA |
| 16.8.1958 | Harewood Acres [Le Mans] | 101 | TR2 | D. A. Russell | D. A. Russell | DNA |
| 16.8.1958 | Harewood Acres [EP] | 101 | TR2 | D. A. Russell | D. A. Russell | DNA |
| 16.8.1958 | Harewood Acres [Le Mans] | 104 | TR3 | Bill Biggins | Southam Sales & Service Ltd. | DNA |
| 16.8.1958 | Harewood Acres [EP] | 104 | TR3 | Bill Biggins | Southam Sales & Service Ltd. | DNA |
| 16.8.1958 | Harewood Acres [EP] | 105 | TR3 | Bill Biggins | W. A. Biggins | DNA |
| 16.8.1958 | Harewood Acres [Le Mans] | 105 | TR3 | Bill Biggins | W. A. Biggins | DNA |
| 16.8.1958 | SCCA National Milwaukee [BP+CP+DP+EP] | 112 | TR3 | Owen Coon | | 18th |
| 16.8.1958 | Harewood Acres [Le Mans] | 188 | TR3 | H. J. McAuley | Baker Motor Sales | DNA |
| 16.8.1958 | Harewood Acres [EP] | 188 | TR3 | H. J. McAuley | Baker Motor Sales | DNA |
| 16.8.1958 | Harewood Acres [EP] | 277 | TR3 | Jim Duncan | | 1st |
| 16.8.1958 | Harewood Acres [Le Mans] | 277 | TR3 | Jim Duncan | | raced |
| 16.8.1958 | Harewood Acres [EP] | | TR3 | Ray Liddle | | 2nd |
| 16.8.1958 | Harewood Acres [Le Mans] | | TR3 | Ray Liddle | Autosport | ?th |
| 17.8.1958 | SCCA National Montgomery [DP+EP] | 147 | TR3 | Richard Cosgrove | | 9th |
| 23.8.1958 | LASC Green Acres [Century Class] | 16 | TR3 | Alan Robson | Alan E. Robson | DNA |
| 23.8.1958 | LASC Green Acres [Unrestricted] | 16 | TR3 | Alan Robson | Alan E. Robson | DNA |
| 23.8.1958 | LASC Green Acres [S2.0] | 16 | TR3 | Alan Robson | Alan E. Robson | DNA |
| 23.8.1958 | LASC Green Acres [Le Mans] | 16 | TR3 | Alan Robson | Alan E. Robson | DNA |
| 23.8.1958 | LASC Green Acres [Century Class] | 20 | TR3 | H. W. Griffith | H. W. Griffith | DNA |
| 23.8.1958 | LASC Green Acres [S2.0] | 20 | TR3 | H. W. Griffith | H. W. Griffith | DNA |
| 23.8.1958 | LASC Green Acres [Unrestricted] | 21 | TR3 | Reg Hillary | Reg Hillary | DNA |
| 23.8.1958 | LASC Green Acres [S2.0] | 21 | TR3 | Reg Hillary | Reg Hillary | DNA |
| 23.8.1958 | LASC Green Acres [Century Class] | 21 | TR3 | Reg Hillary | Reg Hillary | DNA |
| 23.8.1958 | LASC Green Acres [Le Mans] | 21 | TR3 | Reg Hillary | Reg Hillary | DNA |
| 23.8.1958 | LASC Green Acres [S2.0] | 44 | TR3 | John Cole | John Cole | DNA |
| 23.8.1958 | LASC Green Acres [Century Class] | 177 | TR3 | Jim Duncan | James Duncan | DNA |
| 23.8.1958 | LASC Green Acres [S2.0] | 177 | TR3 | Jim Duncan | James Duncan | DNA |
| 23.8.1958 | LASC Green Acres [Le Mans] | 177 | TR3 | Jim Duncan | James Duncan | DNA |
| 23.8.1958 | LASC Green Acres [Unrestricted] | 177 | TR3 | Jim Duncan | James Duncan | DNA |
| 23.8.1958 | BARC Goodwood [Handicap E] | | TR3 | H. Thompson | | 3rd |
| 23.8.1958 | BARC Goodwood [Handicap E] | | TR3 | Geoff Breakell | | 1st |
| 23.8.1958 | BARC Goodwood [Marque] | | TR2 | John Quick | | 3rd |
| 23.8.1958 | BARC Goodwood [Marque] | | TR3 | Sid Hurrell | | 2nd |
| 30.8.1958 | Novice Mansfield [S+1.6] | 7 | TR3 | Henry C. Moritz | Fran Moritz | DNA |
| 30.8.1958 | Novice Mansfield [S+1.6] | 8 | TR3 | Robert Edwards | Robert J. Edwards | DNA |
| 30.8.1958 | Novice Mansfield [S+1.6] | 16 | TR3 | Edward Perry | Edward Perry | DNA |
| 30.8.1958 | Novice Mansfield [S+1.6] | 22 | TR3 | Jack Lanham | Jack Lanham | DNA |
| 30.8.1958 | NSCC Silverstone [S2.7] | 47 | TR2 | T. J. N. Deaville | T. J. N. Deaville | DNA |
| 30.8.1958 | NSCC Silverstone [S2.7] | 53 | TR3 | H. Thompson | H. Thompson | DNA |
| 30.8.1958 | NSCC Silverstone [S2.7] | 54 | | R. J. Hallam | R. J. Hallam | DNA |
| 30.8.1958 | Novice Mansfield [S+1.6] | 74 | TR3 | Howard Smith | Dr. Howard L. Smith | DNA |
| 30.8.1958 | Novice Mansfield [S+1.6] | 84 | TR3 | Roy E. Hopikns | Roy E. Hopikns | DNA |
| 30.8.1958 | Novice Mansfield [S+1.6] | 108 | TR3 | Bill Carter | Bill Carter | DNA |
| 30.8.1958 | Novice Mansfield [S+1.6] | 113 | TR3 | Dave Scott | Dave Scott | DNA |
| 31.8.1958 | SCCA Regional Mansfield [BP+CP+DP+EP+FP] | 7 | TR3 | Frances Jo Moritz | Fran Moritz | DNA |
| 31.8.1958 | Preliminary Mansfield [DP+EP+FP] | 7 | TR3 | Henry C. Moritz | Fran Moritz | DNA |
| 31.8.1958 | SCCA Regional Mansfield [BP+CP+DP+EP+FP] | 8 | TR3 | Robert Edwards | Robert J. Edwards | DNA |
| 31.8.1958 | Preliminary Mansfield [DP+EP+FP] | 8 | TR3 | Robert Edwards | Robert J. Edwards | DNA |
| 31.8.1958 | SCCA Regional Mansfield [BP+CP+DP+EP+FP] | 13 | TR3 | John Goans | John H. Goans | DNA |
| 31.8.1958 | Preliminary Mansfield [DP+EP+FP] | 13 | TR3 | John Goans | John H. Goans | DNA |
| 31.8.1958 | SCCA Regional Mansfield [BP+CP+DP+EP+FP] | 16 | TR3 | Edward Perry | Edward Perry | DNA |
| 31.8.1958 | SCCA Regional Mansfield [BP+CP+DP+EP+FP] | 22 | TR3 | Jack Lanham | Jack Lanham | DNA |
| 31.8.1958 | SCCA Regional Mansfield [BP+CP+DP+EP+FP] | 42 | TR3 | Bill Wood | Bill Wood | DNA |
| 31.8.1958 | SCCA Regional Mansfield [BP+CP+DP+EP+FP] | 74 | TR3 | Howard Smith | Dr. Howard L. Smith | DNA |
| 31.8.1958 | SCCA Regional Mansfield [BP+CP+DP+EP+FP] | 84 | TR3 | Roy E. Hopikns | Roy E. Hopikns | DNA |
| 31.8.1958 | SCCA Regional Mansfield [BP+CP+DP+EP+FP] | 108 | TR3 | Bill Carter | Bill Carter | DNA |
| 31.8.1958 | SCCA Regional Mansfield [BP+CP+DP+EP+FP] | 113 | TR3 | Dave Scott | Dave Scott | DNA |