| 5.7.1958 | LASC Green Acres [S2.7] | 4 | TR3 | Jim Duncan | Jim Duncan | 3rd |
| 5.7.1958 | LASC Green Acres [Trophy] | 4 | TR3 | Jim Duncan | Jim Duncan | 4th |
| 5.7.1958 | LASC Green Acres [Formula Libre] | 4 | TR3 | Jim Duncan | Jim Duncan | 1st |
| 5.7.1958 | LASC Green Acres [Century Class] | 4 | TR3 | Jim Duncan | Jim Duncan | 5th |
| 5.7.1958 | LASC Green Acres [S2.7] | 13 | TR3 | Reg Hillary | Reginald Hillary | DNA |
| 5.7.1958 | LASC Green Acres [S+2.6] | 13 | TR3 | Reg Hillary | Reginald Hillary | 14th |
| 5.7.1958 | LASC Green Acres [Century Class] | 13 | TR3 | Reg Hillary | Reginald Hillary | DNA |
| 5.7.1958 | LASC Green Acres [Formula Libre] | 19 | TR3 | Richard Wolf | Richard Wolf | DNA |
| 5.7.1958 | LASC Green Acres [Century Class] | 19 | TR3 | Richard Wolf | Richard Wolf | DNA |
| 5.7.1958 | LASC Green Acres [S2.7] | 19 | TR3 | Richard Wolf | Richard Wolf | DNA |
| 5.7.1958 | LASC Green Acres [S2.7] | 22 | TR3 | Harold Lazier | Harold Lazier | DNA |
| 5.7.1958 | LASC Green Acres [Century Class] | 22 | TR3 | Harold Lazier | Harold Lazier | DNA |
| 5.7.1958 | LASC Green Acres [Trophy] | 22 | TR3 | Harold Lazier | Harold Lazier | 13th |
| 5.7.1958 | LASC Green Acres [S2.7] | 33 | TR3 | John Reif | Ecurie Sticky Wicket | DNA |
| 5.7.1958 | LASC Green Acres [Century Class] | 33 | TR3 | John Reif | Ecurie Sticky Wicket | DNA |
| 5.7.1958 | SCCA National Lime Rock [EP] | 37 | TR3 | Fred Quartullo | | 6th |
| 5.7.1958 | LASC Green Acres [Century Class] | 54 | TR3 | Alan Robson | Alan Robson | DNA |
| 5.7.1958 | LASC Green Acres [Century Class] | 65 | TR3 | Ray Liddle | | 2nd |
| 5.7.1958 | Novice Vaca Valley [Production +1.6] | 71 | TR3 | Dwight Case | Dwight Case | DNA |
| 5.7.1958 | LASC Green Acres [Century Class] | 77 | TR3 | Bob Gallagher | Robert Gallagher | DNA |
| 5.7.1958 | LASC Green Acres [S2.7] | 77 | TR3 | Bob Gallagher | Robert Gallagher | DNA |
| 5.7.1958 | LASC Green Acres [S2.7] | 87 | TR3 | Bill Higgins | | 5th |
| 5.7.1958 | LASC Green Acres [S2.7] | 89 | TR3 | John Bowles | | 6th |
| 5.7.1958 | LASC Green Acres [Trophy] | 89 | TR3 | John Bowles | | 8th |
| 5.7.1958 | SCCA National Lime Rock [EP] | | TR3 | Harold Hurtley | | DNS |
| 6.7.1958 | SCCA Regional Vaca Valley [BP+CP+DP+EP] | 2 | TR3 | Don Burrows | Don Burrows | DNA |
| 6.7.1958 | BMRC Charterhall [BMRC Trophy Handicap] | 4 | TR3 | David Bertram | D. M. Bertram | 7th |
| 6.7.1958 | BMRC Charterhall [Production Handicap] | 4 | TR3 | David Bertram | D. M. Bertram | 3rd |
| 6.7.1958 | SCCA Regional Vaca Valley [BP+CP+DP+EP] | 104 | TR3 | Earl Grafton | Earl Grafton | 16th |
| 6.7.1958 | SCCA Regional Vaca Valley [CM+DM+EM] | 111 | TR3 | Bob Cole | Rusty Hyde | DNA |
| 6.7.1958 | SCCA Regional Vaca Valley [BP+CP+DP+EP] | 112 | TR3 | Bob Cole | | 9th |
| 6.7.1958 | SCCA Regional Vaca Valley [BP+CP+DP+EP] | 121 | TR3 | Scott Zarbaugh | Scott Zarbaugh | DNA |
| 6.7.1958 | SCCA Regional Vaca Valley [BP+CP+DP+EP] | 154 | TR3 | Rod Carveth | Rod Carveth | DNA |
| 6.7.1958 | SCCA Regional Vaca Valley [BP+CP+DP+EP] | 174 | TR3 | Al Freudenberg | Al Freudenberg | 14th |
| 6.7.1958 | SCCA Regional Vaca Valley [BP+CP+DP+EP] | 192 | TR3 | William Phelon | William Phelon | DNA |
| 6.7.1958 | Hawaii [Novice] | | TR3 | Norman Dellaport | | 2nd |
| 6.7.1958 | Hammond [DP+EP+FP] | | TR3 | M. Johnstone | | 3rd |
| 6.7.1958 | Hawaii [S+1.6 Heat 2] | | TR3 | Norman Dellaport | | 3rd |
| 6.7.1958 | Hawaii [Main] | | TR3 | Walter Vail | | 7th |
| 6.7.1958 | Hawaii [Main] | | TR3 | Norman Dellaport | | 8th |
| 12.7.1958 | BRSCC Full Sutton [GT] | 58 | TR2 | Stan Newton | | 3rd |
| 12.7.1958 | BRSCC Full Sutton [GT] | 59 | TR3 | Sid Larvin | | 6th |
| 12.7.1958 | BRSCC Full Sutton [GT] | 62 | TR3 | N. C. F. Taylor | | ?th |
| 12.7.1958 | BRSCC Full Sutton [GT] | 66 | TR2 | Keith Francis | | ?th |
| 12.7.1958 | Leinster Trophy | | | J. McDonald | | 2nd |
| 12.7.1958 | Leinster Trophy | | | Douglas Acheson | | 6th |
| 12.7.1958 | Preliminary Traverse City [Novice +1.5] | | TR3 | Doug Crawford | | 3rd |
| 13.7.1958 | Traverse City [small cars] | | TR3 | Jim Nordley | | 3rd |
| 13.7.1958 | LISCA Lime Rock [EP] | | TR3 A | Warren Jacobs | | 2nd |
| 19.7.1958 | Berwick [Triumph] | 55 | TR3 | Robert Samm | | 1st |
| 19.7.1958 | Berwick [Novice] | 62 | TR3 | J. Donovan | | 2nd |
| 19.7.1958 | Berwick [Triumph] | 65 | TR3 | D. Messick | | 3rd |
| 19.7.1958 | Berwick [Triumph] | 101 | TR3 | Pierre Mion | | 2nd |
| 19.7.1958 | BEMC Harewood Acres [Century Class] | | TR3 | Ray Liddle | Ray Liddle | 1st |
| 19.7.1958 | BEMC Harewood Acres [Production 3.0] | | TR3 | Ray Liddle | Ray Liddle | 1st |
| 19.7.1958 | BEMC Harewood Acres [Century Class] | | TR3 | Jim Duncan | | DNF |
| 19.7.1958 | 1 h Harewood Acres | | TR3 | Ray Liddle | Ray Liddle | 4th |
| 19.7.1958 | BEMC Harewood Acres [Production 3.0] | | TR3 | Bruce Peck | Baker Motor Sales | ?th |
| 20.7.1958 | SCCA Regional Thompson [DP+EP] | 1 | TR3 | Jack Crusoe | | raced |
| 26.7.1958 | MCMC Oulton Park [Closed] | 21 | TR3 | Reg Harris | Reg Harris (M/cr.) Ltd. | 3rd |
| 26.7.1958 | MCMC Oulton Park [Sports] | 42 | TR2 | Bob Grant | Robert Grant | DNA |
| 26.7.1958 | MCMC Oulton Park [Closed] | 47 | | Arthur Hobson | Arthur Hobson | 6th |
| 27.7.1958 | Trophée d'Auvergne | 66 | | Froidevaux / Wicky | | DNA |
| 3.8.1958 | SCCA Regional Shelton [PS+1.5] | 10 | TR3 | Jack Murray | | DNA |
| 3.8.1958 | SCCA Regional Shelton [PS+1.5] | 38 | TR3 | Al Snyder | | DNA |
| 3.8.1958 | SCCA Regional Shelton [PS+1.5] | 43 | TR3 | Don Ames | | DNA |
| 3.8.1958 | SCCA Regional Shelton [PS+1.5] | 61 | TR3 | Allan Stone | | DNA |
| 3.8.1958 | SCCA Regional Shelton [S+1.5] | 69 | TR2 | Glenn Orr | | DNA |
| 3.8.1958 | SCCA Regional Shelton [PS+1.5] | 69 | TR2 | Glenn Orr | | DNA |
| 3.8.1958 | SCCA Regional Shelton [PS+1.5] | 95 | TR3 | Dean Beckley | | DNA |
| 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 Shelton [PS+1.5] | 144 | TR3 | Jim Reckers | | DNA |
| 3.8.1958 | SCCA Regional Shelton [PS+1.5] | 174 | TR3 | L. C. Thomas | | DNA |
| 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 Shelton [PS+1.5] | 254 | TR3 | Rod Carveth | | DNA |
| 3.8.1958 | SCCA Regional Minden [BP+CP+DP+EP] | 256 | TR3 | Ron Skinner | Ron Skinner | DNA |
| 3.8.1958 | SCCA Regional Minden [BP+CP+DP+EP] | 261 | TR2 | Mogens Skov | Wm. Richards | DNA |
| 3.8.1958 | Preliminary Minden [MGA+AH+Super+Veloce] | 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 | Harewood Acres [Le Mans] | 21 | TR3 | Peter Armour | Peter Armour | DNA |
| 16.8.1958 | Harewood Acres [Le Mans] | 51 | TR2 | Raymond Rockall | Raymond Rockall | DNA |
| 16.8.1958 | Harewood Acres [Le Mans] | 53 | TR2 | Alistair Cameron-Smith | A. Cameron-Smith | DNA |
| 16.8.1958 | Harewood Acres [Le Mans] | 57 | TR3 | Reg Hillary | Reg Hillary | 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 [Le Mans] | 62 | TR3 | George Collins | Baker Motor Sales | DNA |
| 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 [Le Mans] | 77 | TR3 | Burchard Day | B. M. Day | DNA |
| 16.8.1958 | Harewood Acres [Le Mans] | 82 | TR3 | Al Gross | Dr. A. Gross | DNA |
| 16.8.1958 | Harewood Acres [Le Mans] | 85 | TR2 | Bruce Kellner | B. D. Kellner | DNA |
| 16.8.1958 | Harewood Acres [Le Mans] | 89 | TR3 | Yvone Hazeldene | Y. M. Hazeldene | 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 |