| 19.7.1958 | Berwick [Triumph] | 55 | | Robert Samm | | 1st |
| 19.7.1958 | Berwick [Novice] | 62 | | J. Donovan | | 2nd |
| 19.7.1958 | Berwick [Triumph] | 65 | | D. Messick | | 3rd |
| 19.7.1958 | Berwick [Triumph] | 101 | | Pierre Mion | | 2nd |
| 19.7.1958 | BEMC Harewood Acres [Production 3.0] | | | Bruce Peck | Baker Motor Sales | ?th |
| 19.7.1958 | BEMC Harewood Acres [Production 3.0] | | | Ray Liddle | Ray Liddle | 1st |
| 19.7.1958 | 1 h Harewood Acres | | | Ray Liddle | Ray Liddle | 4th |
| 19.7.1958 | BEMC Harewood Acres [Century Class] | | | Jim Duncan | | DNF |
| 19.7.1958 | BEMC Harewood Acres [Century Class] | | | Ray Liddle | Ray Liddle | 1st |
| 20.7.1958 | SCCA Regional Thompson [DP+EP] | 1 | | Jack Crusoe | | raced |
| 26.7.1958 | MCMC Oulton Park [Closed] | 21 | | Reg Harris | Reg Harris (M/cr.) Ltd. | 3rd |
| 3.8.1958 | SCCA Regional Shelton [PS+1.5] | 10 | | Jack Murray | | DNA |
| 3.8.1958 | SCCA Regional Shelton [PS+1.5] | 38 | | Al Snyder | | DNA |
| 3.8.1958 | SCCA Regional Shelton [PS+1.5] | 43 | | Don Ames | | DNA |
| 3.8.1958 | SCCA Regional Shelton [PS+1.5] | 61 | | Allan Stone | | DNA |
| 3.8.1958 | SCCA Regional Shelton [PS+1.5] | 95 | | Dean Beckley | | DNA |
| 3.8.1958 | SCCA Regional Minden [FM+GM+HM] | 111 | | Bob Cole | Rusty Hyde | 6th |
| 3.8.1958 | SCCA Regional Minden [BP+CP+DP+EP] | 143 | | Vi Jones | Vincent Jones | 13th |
| 3.8.1958 | SCCA Regional Shelton [PS+1.5] | 144 | | Jim Reckers | | DNA |
| 3.8.1958 | SCCA Regional Shelton [PS+1.5] | 174 | | L. C. Thomas | | DNA |
| 3.8.1958 | SCCA Regional Minden [BP+CP+DP+EP] | 219 | | Dwight Case | Dwight L. Case | DNA |
| 3.8.1958 | SCCA Regional Minden [BP+CP+DP+EP] | 231 | | Alan Schorken | Alan Schorken | DNA |
| 3.8.1958 | SCCA Regional Shelton [PS+1.5] | 254 | | Rod Carveth | | DNA |
| 3.8.1958 | SCCA Regional Minden [BP+CP+DP+EP] | 256 | | Ron Skinner | Ron Skinner | DNA |
| 16.8.1958 | SCCA National Milwaukee [BP+CP+DP+EP] | 16 | | Don Marando | | 22nd |
| 16.8.1958 | SCCA National Milwaukee [BP+CP+DP+EP] | 19 | | Tom Duecker | | DNF |
| 16.8.1958 | SCCA National Milwaukee [BP+CP+DP+EP] | 20 | | Fred Rediske | | 17th |
| 16.8.1958 | Harewood Acres [Le Mans] | 21 | | Peter Armour | Peter Armour | DNA |
| 16.8.1958 | Harewood Acres [EP] | 21 | | Peter Armour | Peter Armour | DNA |
| 16.8.1958 | Harewood Acres [EP] | 57 | | Reg Hillary | Reg Hillary | DNA |
| 16.8.1958 | Harewood Acres [Le Mans] | 57 | | Reg Hillary | Reg Hillary | DNA |
| 16.8.1958 | Harewood Acres [Le Mans] | 60 | | John Bowles | Baker Motor Sales | DNA |
| 16.8.1958 | Harewood Acres [EP] | 60 | | John Bowles | Baker Motor Sales | DNA |
| 16.8.1958 | Harewood Acres [EP] | 62 | | George Collins | Baker Motor Sales | DNA |
| 16.8.1958 | Harewood Acres [Le Mans] | 62 | | George Collins | Baker Motor Sales | DNA |
| 16.8.1958 | Harewood Acres [EP] | 63 | | Bruce Peck | Baker Motor Sales | 3rd |
| 16.8.1958 | Harewood Acres [Le Mans] | 63 | | Bruce Peck | Baker Motor Sales | DNA |
| 16.8.1958 | Harewood Acres [Le Mans] | 77 | | Burchard Day | B. M. Day | DNA |
| 16.8.1958 | Harewood Acres [EP] | 77 | | Burchard Day | B. M. Day | DNA |
| 16.8.1958 | Harewood Acres [Le Mans] | 82 | | Al Gross | Dr. A. Gross | DNA |
| 16.8.1958 | Harewood Acres [EP] | 82 | | Al Gross | Dr. A. Gross | DNA |
| 16.8.1958 | Harewood Acres [Le Mans] | 89 | | Yvone Hazeldene | Y. M. Hazeldene | DNA |
| 16.8.1958 | Harewood Acres [EP] | 89 | | Yvone Hazeldene | Y. M. Hazeldene | DNA |
| 16.8.1958 | Harewood Acres [EP] | 104 | | Bill Biggins | Southam Sales & Service Ltd. | DNA |
| 16.8.1958 | Harewood Acres [Le Mans] | 104 | | Bill Biggins | Southam Sales & Service Ltd. | DNA |
| 16.8.1958 | Harewood Acres [Le Mans] | 105 | | Bill Biggins | W. A. Biggins | DNA |
| 16.8.1958 | Harewood Acres [EP] | 105 | | Bill Biggins | W. A. Biggins | DNA |
| 16.8.1958 | SCCA National Milwaukee [BP+CP+DP+EP] | 112 | | Owen Coon | | 18th |
| 16.8.1958 | Harewood Acres [EP] | 188 | | H. J. McAuley | Baker Motor Sales | DNA |
| 16.8.1958 | Harewood Acres [Le Mans] | 188 | | H. J. McAuley | Baker Motor Sales | DNA |
| 16.8.1958 | Harewood Acres [EP] | 277 | | Jim Duncan | | 1st |
| 16.8.1958 | Harewood Acres [Le Mans] | 277 | | Jim Duncan | | raced |
| 16.8.1958 | Harewood Acres [EP] | | | Ray Liddle | | 2nd |
| 16.8.1958 | Harewood Acres [Le Mans] | | | Ray Liddle | Autosport | ?th |
| 17.8.1958 | SCCA National Montgomery [DP+EP] | 147 | | Richard Cosgrove | | 9th |
| 23.8.1958 | LASC Green Acres [Century Class] | 16 | | Alan Robson | Alan E. Robson | DNA |
| 23.8.1958 | LASC Green Acres [Le Mans] | 16 | | Alan Robson | Alan E. Robson | DNA |
| 23.8.1958 | LASC Green Acres [S2.0] | 16 | | Alan Robson | Alan E. Robson | DNA |
| 23.8.1958 | LASC Green Acres [Unrestricted] | 16 | | Alan Robson | Alan E. Robson | DNA |
| 23.8.1958 | LASC Green Acres [S2.0] | 20 | | H. W. Griffith | H. W. Griffith | DNA |
| 23.8.1958 | LASC Green Acres [Century Class] | 20 | | H. W. Griffith | H. W. Griffith | DNA |
| 23.8.1958 | LASC Green Acres [Unrestricted] | 21 | | Reg Hillary | Reg Hillary | DNA |
| 23.8.1958 | LASC Green Acres [Century Class] | 21 | | Reg Hillary | Reg Hillary | DNA |
| 23.8.1958 | LASC Green Acres [Le Mans] | 21 | | Reg Hillary | Reg Hillary | DNA |
| 23.8.1958 | LASC Green Acres [S2.0] | 21 | | Reg Hillary | Reg Hillary | DNA |
| 23.8.1958 | LASC Green Acres [S2.0] | 44 | | John Cole | John Cole | DNA |
| 23.8.1958 | LASC Green Acres [Unrestricted] | 177 | | Jim Duncan | James Duncan | DNA |
| 23.8.1958 | LASC Green Acres [Le Mans] | 177 | | Jim Duncan | James Duncan | DNA |
| 23.8.1958 | LASC Green Acres [S2.0] | 177 | | Jim Duncan | James Duncan | DNA |
| 23.8.1958 | LASC Green Acres [Century Class] | 177 | | Jim Duncan | James Duncan | DNA |
| 23.8.1958 | BARC Goodwood [Handicap E] | | | Geoff Breakell | | 1st |
| 23.8.1958 | BARC Goodwood [Handicap E] | | | H. Thompson | | 3rd |
| 23.8.1958 | BARC Goodwood [Marque] | | | Sid Hurrell | | 2nd |
| 30.8.1958 | Novice Mansfield [S+1.6] | 7 | | Henry C. Moritz | Fran Moritz | DNA |
| 30.8.1958 | Novice Mansfield [S+1.6] | 8 | | Robert Edwards | Robert J. Edwards | DNA |
| 30.8.1958 | Novice Mansfield [S+1.6] | 16 | | Edward Perry | Edward Perry | DNA |
| 30.8.1958 | Novice Mansfield [S+1.6] | 22 | | Jack Lanham | Jack Lanham | DNA |
| 30.8.1958 | NSCC Silverstone [S2.7] | 53 | | H. Thompson | H. Thompson | DNA |
| 30.8.1958 | Novice Mansfield [S+1.6] | 74 | | Howard Smith | Dr. Howard L. Smith | DNA |
| 30.8.1958 | Novice Mansfield [S+1.6] | 84 | | Roy E. Hopikns | Roy E. Hopikns | DNA |
| 30.8.1958 | Novice Mansfield [S+1.6] | 108 | | Bill Carter | Bill Carter | DNA |
| 30.8.1958 | Novice Mansfield [S+1.6] | 113 | | Dave Scott | Dave Scott | DNA |
| 31.8.1958 | SCCA Regional Mansfield [BP+CP+DP+EP+FP] | 7 | | Frances Jo Moritz | Fran Moritz | DNA |
| 31.8.1958 | Preliminary Mansfield [DP+EP+FP] | 7 | | Henry C. Moritz | Fran Moritz | DNA |
| 31.8.1958 | SCCA Regional Mansfield [BP+CP+DP+EP+FP] | 8 | | Robert Edwards | Robert J. Edwards | DNA |
| 31.8.1958 | Preliminary Mansfield [DP+EP+FP] | 8 | | Robert Edwards | Robert J. Edwards | DNA |
| 31.8.1958 | Preliminary Mansfield [DP+EP+FP] | 13 | | John Goans | John H. Goans | DNA |
| 31.8.1958 | SCCA Regional Mansfield [BP+CP+DP+EP+FP] | 13 | | John Goans | John H. Goans | DNA |
| 31.8.1958 | SCCA Regional Mansfield [BP+CP+DP+EP+FP] | 16 | | Edward Perry | Edward Perry | DNA |
| 31.8.1958 | Preliminary Mansfield [DP+EP+FP] | 16 | | Edward Perry | Edward Perry | DNA |
| 31.8.1958 | Preliminary Mansfield [DP+EP+FP] | 22 | | Jack Lanham | Jack Lanham | DNA |
| 31.8.1958 | SCCA Regional Mansfield [BP+CP+DP+EP+FP] | 22 | | Jack Lanham | Jack Lanham | DNA |
| 31.8.1958 | Preliminary Mansfield [DP+EP+FP] | 42 | | Bill Wood | Bill Wood | DNA |
| 31.8.1958 | SCCA Regional Mansfield [BP+CP+DP+EP+FP] | 42 | | Bill Wood | Bill Wood | DNA |
| 31.8.1958 | Preliminary Mansfield [DP+EP+FP] | 74 | | Howard Smith | Dr. Howard L. Smith | DNA |
| 31.8.1958 | SCCA Regional Mansfield [BP+CP+DP+EP+FP] | 74 | | Howard Smith | Dr. Howard L. Smith | DNA |
| 31.8.1958 | Preliminary Mansfield [DP+EP+FP] | 84 | | Roy E. Hopikns | Roy E. Hopikns | DNA |
| 31.8.1958 | SCCA Regional Mansfield [BP+CP+DP+EP+FP] | 84 | | Roy E. Hopikns | Roy E. Hopikns | DNA |
| 31.8.1958 | SCCA Regional Mansfield [BP+CP+DP+EP+FP] | 108 | | Bill Carter | Bill Carter | DNA |
| 31.8.1958 | SCCA Regional Mansfield [BP+CP+DP+EP+FP] | 113 | | Dave Scott | Dave Scott | DNA |