| 7.6.1958 | LCCC Oulton Park [S1.5] | 5 | Eleven Club | Ralph Walker | Ralph Walker | DNA |
| 7.6.1958 | LCCC Oulton Park [S1.5] | 9 | Eleven Sport | John Mitchell | John Mitchell | DNA |
| 7.6.1958 | LCCC Oulton Park [S2.0 EX] | 9 | Eleven Sport | John Mitchell | John Mitchell | DNA |
| 7.6.1958 | LCCC Oulton Park [FL/F3] | 25 | Mark IX | Rodney Bloor | Rodney Bloor | DNA |
| 7.6.1958 | LCCC Oulton Park [S1.5] | 25 | Mark IX | Warwick Bloor | Warwick Bloor | DNA |
| 7.6.1958 | LCCC Oulton Park [S1.5] | 29 | Eleven Series 2 | Colin Escott | Colin Escott | 2nd |
| 7.6.1958 | LCCC Oulton Park [S2.7/S+2.7] | 29 | Eleven Series 2 | Colin Escott | Colin Escott | 2nd |
| 7.6.1958 | LCCC Oulton Park [S2.7/S+2.7] | 31 | Eleven | Jim Mackay | Jimmy Mackay | DNA |
| 7.6.1958 | LCCC Oulton Park [S1.5] | 31 | Eleven | Jim Mackay | Jimmy Mackay | DNA |
| 7.6.1958 | LCCC Oulton Park [FL/F3] | 31 | Eleven | Jim Mackay | Jimmy Mackay | DNA |
| 7.6.1958 | LCCC Oulton Park [S2.7/S+2.7] | 37 | Mark VI | D. M. Pownall | D. M. Pownall | DNA |
| 7.6.1958 | LCCC Oulton Park [S1.5] | 37 | Mark VI | D. M. Pownall | D. M. Pownall | DNA |
| 7.6.1958 | LCCC Oulton Park [Handicap A] | 37 | Mark VI | D. M. Pownall | D. M. Pownall | raced |
| 7.6.1958 | LCCC Oulton Park [S1.5] | 42 | Mark IX | John Cuff | Berry Racing Organisation | DNA |
| 7.6.1958 | LCCC Oulton Park [S2.0 EX] | 49 | Mark VI | Peter Gresham | Peter Gresham | DNA |
| 7.6.1958 | LCCC Oulton Park [S2.7/S+2.7] | 52 | Eleven | Barry Harpin | Barry Harpin | DNA |
| 7.6.1958 | LCCC Oulton Park [FL/F3] | 52 | Eleven | Barry Harpin | Barry Harpin | DNA |
| 7.6.1958 | LCCC Oulton Park [S1.5] | 52 | Eleven | Barry Harpin | Barry Harpin | DNA |
| 7.6.1958 | LCCC Oulton Park [S1.5] | 54 | Eleven Series 1 | Andy Walker | Andy Walker | DNA |
| 7.6.1958 | LCCC Oulton Park [S1.5] | 66 | Eleven | Nicholas Green | Nicholas Green | DNA |
| 7.6.1958 | LCCC Oulton Park [S1.5] | 72 | Eleven | Bill Allen | Bill Allen | DNF |
| 7.6.1958 | LCCC Oulton Park [S2.0 EX] | 76 | Eleven Sport | Peter Anders | Peter Anders | 1st |
| 7.6.1958 | LCCC Oulton Park [S1.5] | 80 | Eleven | Lionel Mayman | Kay Garages Ltd. | DNF |
| 7.6.1958 | LCCC Oulton Park [FL/F3] | 80 | Eleven | Mayman / Mayman | Kay Garages Ltd. | DNA |
| 7.6.1958 | LCCC Oulton Park [S1.5] | 83 | Eleven | John Fredman | John Fredman | DNA |
| 7.6.1958 | LCCC Oulton Park [FL/F3] | 83 | Eleven | John Fredman | John Fredman | DNA |
| 7.6.1958 | LCCC Oulton Park [S1.5] | 89 | Eleven | K. Vernon | K. T. Vernon | DNA |
| 7.6.1958 | LCCC Oulton Park [S2.0 EX] | 97 | Mark VI | Peter Belton | P. R. Belton | DNA |
| 7.6.1958 | LCCC Oulton Park [S1.5] | 104 | Eleven | John Romanes | John Romanes | DNA |
| 7.6.1958 | LCCC Oulton Park [S1.5] | 118 | Eleven Series 2 | Tom Dickson | Dickson Motors Ltd. | 1st |
| 7.6.1958 | LCCC Oulton Park [FL/F3] | 118 | Eleven Series 2 | Tom Dickson | Dickson Motors Ltd. | 1st |
| 7.6.1958 | LCCC Oulton Park [S1.5] | 126 | 15 | Edward Greenall | J. L. King | DNA |
| 7.6.1958 | LCCC Oulton Park [S2.0 EX] | 127 | Eleven Sport | A. J. Korczynski | A. J. Korczyinski | DNA |
| 7.6.1958 | LCCC Oulton Park [S1.5] | 128 | Eleven | Greg Wood | Greg Wood | DNA |
| 7.6.1958 | LCCC Oulton Park [S2.0 EX] | 129 | | G. K. Cassir | G. K. Cassir | DNS |
| 7.6.1958 | LCCC Oulton Park [S1.5] | 137 | Eleven Sport | G. E. Holland-Martin | Lt. G. Holland-Martin | DNS |
| 7.6.1958 | LCCC Oulton Park [S1.5] | 145 | Eleven | Stuart Dodd | Chronicle Motors | DNF |
| 7.6.1958 | LCCC Oulton Park [FL/F3] | 145 | Eleven | Stuart Dodd | Chronicle Motors | DNA |
| 8.6.1958 | SCCA Regional Thompson [BP+CP+DP+GM] | 26 | Eleven | Floyd Aaskov | | DNF |
| 8.6.1958 | SCCA Regional Thompson [BP+CP+DP+GM] | 45 | Eleven | Gilbert Geitner | | DNF |
| 8.6.1958 | SCCA Regional Thompson [BP+CP+DP+GM] | 47 | Eleven | Thomas Scatchard | | DNA |
| 8.6.1958 | SCCA Regional Thompson [BP+CP+DP+GM] | 77 | Eleven | Sy Kaback | | DNA |
| 8.6.1958 | Preliminary Lawrenceville [BM+CM+DM+EM+FM+GM] | 204 | | J. C. Kilburn | | ?th |
| 8.6.1958 | SCCA Regional Lawrenceville [BM+CM+DM+EM+FM+GM] | 204 | | J. C. Kilburn | | ?th |
| 8.6.1958 | BRSCC Brands Hatch [S1.1] | | Eleven | Keith Greene | | 1st |
| 8.6.1958 | 3 h Rouen | | Eleven | Bob Hicks | | 5th |
| 8.6.1958 | BRSCC Brands Hatch [S1.1] | | Eleven | Gordon Jones | | 3rd |
| 8.6.1958 | 3 h Rouen | | 15 | Cliff Allison | Team Lotus | DNF |
| 8.6.1958 | 3 h Rouen | | Eleven | Innes Ireland | Team Lotus | 4th |
| 8.6.1958 | 3 h Rouen | | 15 | Frost / Allison | | 18th |
| 8.6.1958 | 3 h Rouen | | Eleven | David Piper | Pierre Berchem | 10th |
| 8.6.1958 | 3 h Rouen | | Eleven | Peter Ashdown | Team Lotus | DNS |
| 8.6.1958 | 3 h Rouen | | Eleven | Jean-Claude Vidilles | | 7th |
| 8.6.1958 | 3 h Rouen | | 15 | Ron Flockhart | Coombs | DNS |
| 8.6.1958 | 3 h Rouen | | Eleven | Alan Stacey | Team Lotus | 3rd |
| 8.6.1958 | 3 h Rouen | | 15 | Graham Hill | Team Lotus | 2nd |
| 8.6.1958 | SCCA Regional Eagle Mountain [BP+CP+Ace+GM] | | Eleven | Todd Aikens | | 3rd |
| 8.6.1958 | SCCA Regional Eagle Mountain [BP+CP+Ace+GM] | | Eleven | Dave Tallaksen | | 2nd |
| 14.6.1958 | SCCA National Lime Rock [FM+GM] | 1 | Eleven | Warren Smith | | 9th |
| 14.6.1958 | SCCA National Lime Rock [FM+GM] | 21 | Eleven | Frank Macauley | | 10th |
| 14.6.1958 | SCCA National Lime Rock [FM+GM] | 22 | Eleven Club | Peter Baumberger | | 11th |
| 14.6.1958 | SCCA National Lime Rock [FM+GM] | 112 | Eleven | Floyd Aaskov | | 7th |
| 15.6.1958 | SCCA Regional Laguna Seca [FM+GM+FIII] | 16 | Eleven | John Miller | | 14th |
| 15.6.1958 | SCCA Regional Laguna Seca [FM+GM+FIII] | 24 | Eleven Le Mans | Dan Hernandez | | 8th |
| 15.6.1958 | SCCA Regional Laguna Seca [FM+GM+FIII] | 35 | Eleven Le Mans | John P. Young | | 11th |
| 15.6.1958 | SCCA Regional Laguna Seca [FM+GM+FIII] | 37 | Eleven | Stan Peterson | | 13th |
| 15.6.1958 | SCCA Regional Laguna Seca [FM+GM+FIII] | 39 | Eleven | James Lowe | | 6th |
| 15.6.1958 | SCCA Regional Laguna Seca [FM+GM+FIII] | 87 | Eleven Le Mans | Paul Nau | | 4th |
| 15.6.1958 | SCCA Regional Laguna Seca [FM+GM+FIII] | 142 | Eleven | Frank Monise | | DNF |
| 15.6.1958 | Prix de Paris [S2.0] | | 15 | Bill Frost | | 3rd |
| 15.6.1958 | Prix de Paris [GT3.5+S1.0] | | Eleven | John Campbell-Jones | | 2nd |
| 15.6.1958 | Prix de Paris [GT3.5+S1.0] | | Eleven | Bob Hicks | | 3rd |
| 15.6.1958 | SCCA Regional Laguna Seca [Ladies+FIII] | | Eleven | Marion Lowe | | 2nd |
| 15.6.1958 | Opatija [S2.0] | | | Arthur Vögeli | | raced |
| 15.6.1958 | Opatija [GT1.3] | | Eleven Le Mans | Charles Vögele | | 2nd |
| 15.6.1958 | Prix de Paris [GT3.5+S1.0] | | Eleven | A. Lefebvre | | 4th |
| 15.6.1958 | Prix de Paris [GT3.5+S1.0] | | Eleven | David Piper | | 11th |
| 15.6.1958 | Prix de Paris [GT3.5+S1.0] | | | Fletcher | | 7th |
| 21.6.1958 | ADMC Crimond [Sports] | 18 | Eleven | John Romanes | J. L. Romanes | raced |
| 21.6.1958 | ADMC Crimond [S1.5/S1172] | 18 | Eleven | John Romanes | J. L. Romanes | 3rd |
| 21.6.1958 | ADMC Crimond [Sports] | 21 | Eleven Sport | A. J. Korczynski | A. J. Korezynski | DNA |
| 21.6.1958 | ADMC Crimond [S1.5/S1172] | 21 | Eleven Sport | A. J. Korczynski | A. J. Korezynski | 4th |
| 21.6.1958 | ADMC Crimond [Sports] | 25 | Eleven Series 1 | Andy Walker | A. Walker | DNF |
| 21.6.1958 | ADMC Crimond [S1.5/S1172] | 25 | Eleven Series 1 | Andy Walker | A. Walker | 2nd |
| 21.6.1958 | ADMC Crimond [Sports] | 30 | Eleven | Jim Mackay | J. Mackay | 2nd |
| 21.6.1958 | ADMC Crimond [S1.5/S1172] | 30 | Eleven | Jim Mackay | J. Mackay | 1st |
| 21.6.1958 | ADMC Crimond [S1.5/S1172] | 31 | Eleven | Lewis Bramley | L. Bramley | DNA |
| 21.6.1958 | ADMC Crimond [Sports] | 31 | Eleven | Lewis Bramley | L. Bramley | DNA |
| 22.6.1958 | SCCA National Road America [EM+FM+GM] | 1 | Eleven Le Mans | J. C. Kilburn | John C. Kilburn | 5th |
| 22.6.1958 | SCCA National Road America [EM+FM+GM] | 2 | Eleven Le Mans | Margaret Wyllie | Marg. J. Wyllie | DNA |
| 22.6.1958 | SCCA National Road America [EM+FM+GM] | 8 | | John Haas | John L. Haas | DNA |
| 22.6.1958 | SCCA National Road America [EM+FM+GM] | 23 | Eleven | Robin Benson | Robin S. Benson | 4th |
| 22.6.1958 | 24 h Le Mans | 26 | 15 | Allison / Hill | Team Lotus Engineeering | DNF |
| 22.6.1958 | 24 h Le Mans | 35 | 15 | Chamberlain / Lovely | Lotus Engineering | DNF |
| 22.6.1958 | 24 h Le Mans | 38 | Eleven | Ireland / Taylor | Team Lotus Engineeering | DNF |
| 22.6.1958 | 24 h Le Mans | 39 | Eleven | Hicks / Frost | Car Exchange | DNF |
| 22.6.1958 | 24 h Le Mans | 55 | Eleven | Stacey / Dickson | Team Lotus Engineering | 20th |
| 22.6.1958 | 24 h Le Mans | 56 | Eleven | Héchard / Masson | Equipe Lotus France | DNF |
| 22.6.1958 | SCCA National Road America [EM+FM+GM] | 68 | Eleven Le Mans | Bill Bowman | W. S. Bowman | 17th |
| 27.6.1958 | SCCA Regional Watkins Glen [BM+CM+DM+EM+FM+GM] | 142 | Mark IX | Robert E. Davidson | | DNF |