| 16.8.1958 | SCCA National Milwaukee [BM+CM+DM+EM+FM+GM] | 3 | Mk III | Skip Lange | | 15th |
| 16.8.1958 | SCCA National Milwaukee [BM+CM+DM+EM+FM+GM] | 88 | Mk I | Bill Tannhaeuser | | DNF |
| 17.8.1958 | SCCA National Montgomery [FM+GM] | 35 | Mk III | Frank Baptista | | 6th |
| 17.8.1958 | SCCA National Montgomery [FM+GM] | 119 | | Pete Harrison | | 11th |
| 23.8.1958 | LASC Green Acres [S+2.0] | 34 | Mk III | William Bradley | William E. Bradley | DNA |
| 23.8.1958 | LASC Green Acres [?] | 34 | Mk III | William Bradley | William E. Bradley | DNA |
| 23.8.1958 | LASC Green Acres [Unrestricted] | 34 | Mk III | William Bradley | William E. Bradley | DNA |
| 23.8.1958 | LASC Green Acres [S2.0] | 34 | Mk III | William Bradley | William E. Bradley | DNA |
| 30.8.1958 | NSCC Silverstone [S1.1 Heat 2] | 24 | Mk II | Jimmy Saunders | J. H. Saunders | DNA |
| 30.8.1958 | Brands Hatch [S1.5] | 61 | | Ian Raby | Elva Racing Team | DNQ |
| 30.8.1958 | Brands Hatch [S1.5] | 62 | Mk IV | Ian Walker | Elva Racing Team | DNF |
| 30.8.1958 | Brands Hatch [S1.5] | 63 | Mk III | John Brown | Elva Racing Team | DNF |
| 30.8.1958 | Brands Hatch [S1.5] | 64 | Mk III | John Muirhead | Elva Racing Team | DNQ |
| 30.8.1958 | Brands Hatch [S1.5] | 66 | Mk III | Mike McKee | Mike Mckee | DNQ |
| 30.8.1958 | NSCC Silverstone [Formula Libre Heat 1] | 67 | Mk II | Malcolm Wayne | Ecurie White Rose | DNA |
| 30.8.1958 | NSCC Silverstone [S1.1 Heat 2] | 67 | Mk II | Malcolm Wayne | Ecurie White Rose | DNA |
| 30.8.1958 | Brands Hatch [S1.5] | 72 | Mk II | Tom Shaddick | Brimotors | DNA |
| 30.8.1958 | Autosport Brands Hatch [Production] | 110 | Courier | Pat Fergusson | Pat Fergusson | 8th |
| 30.8.1958 | Autosport Brands Hatch [Production] | 111 | Courier | Peter Gammon | Peter Gammon | 3rd |
| 31.8.1958 | Preliminary Thompson [FM+GM] | 35 | Mk III | Frank Baptista | | DNF |
| 31.8.1958 | Preliminary Mansfield [FM+GM+HM+FIII] | 39 | Mk III | Woody Boyles | Woody Boyles | DNA |
| 31.8.1958 | SCCA Regional Mansfield [CM+DM+EM+FM+GM+UR] | 39 | Mk III | Woody Boyles | Woody Boyles | DNA |
| 31.8.1958 | Preliminary Thompson [FM+GM] | 51 | | Ed Licht | | DNF |
| 31.8.1958 | SCCA Regional Mansfield [CM+DM+EM+FM+GM+UR] | 143 | Mk II | Ed French | Ed French | DNA |
| 31.8.1958 | Preliminary Mansfield [FM+GM+HM+FIII] | 143 | Mk II | Ed French | Ed French | DNA |
| 1.9.1958 | SCCA National Thompson [GM+HM+GP+HP] | 35 | Mk III | Frank Baptista | | 2nd |
| 1.9.1958 | SCCA National Thompson [GM+HM+GP+HP] | 51 | | Ed Licht | | DNF |
| 1.9.1958 | St. Eugene [S1.6] | | | Ronnie Seltzer | | DNF |
| 7.9.1958 | Scott-Brown Memorial Snetterton [Elva+Lotus 1.1] | 3 | Mk III | John Muirhead | J. Muirhead | 7th |
| 7.9.1958 | 500 mile Road America | 3 | Mk III | Lange / Martin | | 20th |
| 7.9.1958 | Scott-Brown Memorial Snetterton [S1.1] | 3 | Mk III | John Muirhead | J. Muirhead | 6th |
| 7.9.1958 | Scott-Brown Memorial Snetterton [S1.1] | 4 | Mk IV | Ian Walker | J. G. Nicholls | DNA |
| 7.9.1958 | 500 mile Road America | 4 | Mk II | Jordan / Marino | | DNA |
| 7.9.1958 | Scott-Brown Memorial Snetterton [Elva+Lotus 1.1] | 4 | Mk IV | Ian Walker | J. G. Nicholls | DNA |
| 7.9.1958 | Scott-Brown Memorial Snetterton [S1.1] | 5 | Mk IV | Ian Raby | Ian Raby | DNA |
| 7.9.1958 | Scott-Brown Memorial Snetterton [Elva+Lotus 1.1] | 5 | Mk IV | Ian Raby | Ian Raby | DNA |
| 7.9.1958 | Scott-Brown Memorial Snetterton [Elva+Lotus 1.1] | 6 | Mk III | John Brown | John Brown | DNA |
| 7.9.1958 | Scott-Brown Memorial Snetterton [S1.1] | 6 | Mk III | John Brown | John Brown | DNA |
| 7.9.1958 | Scott-Brown Memorial Snetterton [Elva+Lotus 1.1] | 7 | Mk III | Bernard Cox | Bernard Cox | 8th |
| 7.9.1958 | Scott-Brown Memorial Snetterton [S1.1] | 7 | Mk III | Bernard Cox | Bernard Cox | 7th |
| 7.9.1958 | Scott-Brown Memorial Snetterton [S1.1] | 10 | Mk II | Jimmy Saunders | J. H. Saunders | 10th |
| 7.9.1958 | Scott-Brown Memorial Snetterton [Elva+Lotus 1.1] | 10 | Mk II | Jimmy Saunders | J. H. Saunders | 10th |
| 7.9.1958 | 500 mile Road America | 22 | Courier | Harrison / Costley | | DNS |
| 7.9.1958 | 500 mile Road America | 26 | Mk III | Haas / Conner | | DNS |
| 7.9.1958 | Scott-Brown Memorial Snetterton [S1.1] | 27 | | White | White | 17th |
| 7.9.1958 | Scott-Brown Memorial Snetterton [Elva+Lotus 1.1] | 27 | | White | White | DNF |
| 7.9.1958 | 500 mile Road America | 35 | Mk III | Frank Baptista | | 6th |
| 7.9.1958 | 500 mile Road America | 41 | | Frank Beich | | DNA |
| 7.9.1958 | 500 mile Road America | 57 | Mk II | Kurtz / Dietrich | | 11th |
| 7.9.1958 | 500 mile Road America | 86 | Mk II | Campbell / Dietrich | | DNF |
| 7.9.1958 | 500 mile Road America | 88 | | Bill Tannhaeuser | | DNS |
| 7.9.1958 | 500 mile Road America | | Mk III | Art Tweedale | | DNS |
| 13.9.1958 | Tourist Trophy | 43 | Mk III | Haas / Brown | Elva Racing Team | 12th |
| 13.9.1958 | Tourist Trophy | 44 | Mk III | Raby / Hall | Elva Racing Team | DNF |
| 13.9.1958 | Tourist Trophy | 45 | Mk IV | Burgess / MacKenzie-Low | Elva Racing Team | 20th |
| 14.9.1958 | SCCA Regional Meadowdale [EM+FM+GM] | 3 | Mk III | Skip Lange | | DNA |
| 14.9.1958 | SCCA Regional Meadowdale [EM+FM+GM] | 4 | Mk II | William Jordan | | DNA |
| 14.9.1958 | SCCA Regional Meadowdale [EM+FM+GM] | 9 | Mk I | Robert Wearn | | DNA |
| 14.9.1958 | Preliminary Bridgehampton [Modified] | 23 | Mk III | Alfred Zantzinger | | 8th |
| 14.9.1958 | SCCA Regional Meadowdale [EM+FM+GM] | 43 | Mk II | Ed French | | DNA |
| 14.9.1958 | SCCA Regional Meadowdale [EM+FM+GM] | 49 | Mk II | Mike Ward | | DNA |
| 14.9.1958 | SCCA Regional Meadowdale [EM+FM+GM] | 75 | Mk I | Alan Ross | | DNA |
| 14.9.1958 | SCCA Regional Meadowdale [BM+CM+DM+BP] | | Mk III | Mike Ward | | raced |
| 20.9.1958 | GP Watkins Glen | 35 | Mk III | Frank Baptista | Continental Motors Ltd. | 9th |
| 20.9.1958 | SCCA National Watkins Glen [FM+GM+HM] | 35 | Mk III | Frank Baptista | Continental Motors Ltd. | 6th |
| 20.9.1958 | Oulton Park International [S1.1] | 73 | Mk IV | Chris Summers | Elva Racing Team | raced |
| 20.9.1958 | Oulton Park International [S1.1] | 74 | Mk IV | Ian Raby | Elva Racing Team | DNA |
| 20.9.1958 | Oulton Park International [S1.1] | 75 | Mk III | John Brown | Elva Racing Team | DNA |
| 20.9.1958 | Oulton Park International [S1.1] | 76 | Mk III | Bernard Cox | Elva Racing Team | 7th |
| 20.9.1958 | Oulton Park International [S1.1] | 77 | Mk III | Robbie MacKenzie-Low | Elva Racing Team | 4th |
| 20.9.1958 | Oulton Park International [S1.1] | 81 | Mk II Brimotors | Tom Shaddick | Brimotors | DNA |
| 20.9.1958 | SCCA National Watkins Glen [FM+GM+HM] | 112 | | Ed Licht | Dominic Ravesi | DNA |
| 20.9.1958 | SCCA National Watkins Glen [FM+GM+HM] | 146 | Mk III | Chuck Dietrich | | 5th |
| 20.9.1958 | SCCA National Watkins Glen [FM+GM+HM] | 162 | Mk II | Allen Doe | | 9th |
| 20.9.1958 | SCCA National Watkins Glen [FM+GM+HM] | 172 | Mk II | Donald Peters | Ecurie Ripley | 8th |
| 20.9.1958 | GP Watkins Glen | 178 | Mk II B | Millard Ripley | Ecurie Ripley | DNF |
| 20.9.1958 | SCCA National Watkins Glen [FM+GM+HM] | 178 | Mk II B | Millard Ripley | Ecurie Ripley | DNF |
| 27.9.1958 | BRSCC Full Sutton [Sports] | | Mk III | Bernard Cox | | 2nd |
| 27.9.1958 | BRSCC Full Sutton [S1.5] | | Mk I | Alf Osbiston | | 3rd |
| 28.9.1958 | ICNSCC Ellensburg [Modified] | 58 | | Ron Moscrop | | 12th |
| 28.9.1958 | WJC Charterhall [S1.5] | 68 | | P. H. Howarth | P. H. Howarth | DNA |
| 5.10.1958 | SCCA National Virginia [BM+CM+DM+EM+FM+GM] | 34 | Mk III | Alfred Zantzinger | | DNF |
| 5.10.1958 | SCCA National Virginia [BM+CM+DM+EM+FM+GM] | 35 | | Frank Baptista | | 6th |
| 5.10.1958 | SCCA National Virginia [BM+CM+DM+EM+FM+GM] | 38 | Mk III | Art Tweedale | | 8th |
| 5.10.1958 | BRSCC Brands Hatch [S1.1] | 52 | Mk II | Tom Shaddick | T. Shaddick | 10th |
| 11.10.1958 | 3 h Autosport | 9 | Courier | Peter Gammon | P. D. Gammon | DNA |
| 11.10.1958 | 3 h Autosport | 12 | Courier | Pat Fergusson | J. P. Fergusson | 5th |
| 11.10.1958 | LCCC Oulton Park [S1.5] | 30 | Mk III | Bernard Cox | Bernard Cox | 4th |
| 11.10.1958 | LCCC Oulton Park [Sports] | 30 | Mk III | Bernard Cox | Bernard Cox | 3rd |
| 11.10.1958 | LCCC Oulton Park [Formula Libre] | 30 | Mk III | Bernard Cox | Bernard Cox | 4th |
| 11.10.1958 | LCCC Oulton Park [Sports] | 30 | Mk III | Bernard Cox | Bernard Cox | DNS |
| 11.10.1958 | LCCC Oulton Park [Formula Libre] | 32 | Mk I | Alf Osbiston | Mayfield Garage | DNS |
| 11.10.1958 | LCCC Oulton Park [Sports] | 32 | Mk I | Osbiston / Bloor | Mayfield Garage | DNS |
| 11.10.1958 | LCCC Oulton Park [S2.0 EX] | 32 | Mk I | Alf Osbiston | Mayfield Garage | DNA |
| 11.10.1958 | LCCC Oulton Park [S1.5] | 32 | Mk I | Alf Osbiston | Mayfield Garage | DNS |
| 11.10.1958 | LCCC Oulton Park [Sports] | 32 | Mk I | Alf Osbiston | Mayfield Garage | DNS |
| 11.10.1958 | SMRC Snetterton [Sports] | 64 | Mk II | Jimmy Saunders | J. H. Saunders | raced |
| 12.10.1958 | SCCA Regional Wilmot [BM+CM+DM+EM+FM+GM] | 41 | | Frank Beich | | 7th |
| 12.10.1958 | SCCA Regional Wilmot [BM+CM+DM+EM+FM+GM] | 75 | Mk I | Alan Ross | | 10th |
| 12.10.1958 | 6 h Venice | | | Bill Borroughs | | DNF |