| 20.9.1958 | Oulton Park International [S+1.1] | 1 | #328 | Gordon Jones | Gordon Jones | ?th |
| 20.9.1958 | SCCA National Watkins Glen [FM+GM+HM] | 2 | #323 | M. R. J. Wyllie | M. R. J. Wyllie | DNF |
| 20.9.1958 | GP Watkins Glen | 2 | #323 | M. R. J. Wyllie | M. R. J. Wyllie | 11th |
| 20.9.1958 | Oulton Park International [S1.1] | 56 | #173 | Lionel Mayman | Kay Garages | DNA |
| 20.9.1958 | Oulton Park International [S1.1] | 59 | #349 | Peter Ashdown | Team Lotus | 5th |
| 20.9.1958 | Oulton Park International [S1.1] | 60 | #347 | Alan Stacey | Team Lotus | 1st |
| 20.9.1958 | Oulton Park International [S+1.1] | 66 | #341 | Malcolm Templeton | Malcolm Templeton | ?th |
| 20.9.1958 | SCCA National Watkins Glen [FM+GM+HM] | 67 | | Floyd Aaskov | Louis C. Bartol | 4th |
| 20.9.1958 | Oulton Park International [S+1.1] | 68 | #307 | David Shale | M. Trimble | DNA |
| 20.9.1958 | Oulton Park International [S+1.1] | 69 | #178 | John Higham | Ecurie White Rose | DNA |
| 20.9.1958 | Oulton Park International [S1.1] | 70 | #348 | John Burgess | Ecurie White Rose | DNA |
| 20.9.1958 | Oulton Park International [S1.1] | 72 | #325 | Jimmy Blumer | Jimmy Blumer | raced |
| 20.9.1958 | Oulton Park International [S1.1] | 79 | #170 | Stuart Dodd | Chronicle Motors Ltd. | DNA |
| 20.9.1958 | Oulton Park International [S1.1] | 80 | #346 | Derek Randall | Derek Randall | DNA |
| 20.9.1958 | Oulton Park International [S1.1] | 82 | #316 | Douglas Graham | Innes Ireland Ltd. | raced |
| 20.9.1958 | Oulton Park International [S1.1] | 83 | #522 | Peter Heath | Innes Ireland Ltd. | DNA |
| 20.9.1958 | Oulton Park International [S1.1] | 84 | #329 | Christopher Martyn | Innes Ireland Ltd. | 8th |
| 20.9.1958 | Oulton Park International [S1.1] | 85 | #502 | Jack Westcott | Innes Ireland Ltd. | ?th |
| 20.9.1958 | Oulton Park International [S1.1] | 86 | #338 | Innes Ireland | R. C. Robinson | 2nd |
| 20.9.1958 | Oulton Park International [S1.1] | 88 | #337 | Colin Escott | Colin Escott | 3rd |
| 20.9.1958 | Oulton Park International [S1.1] | 90 | #311? | John Campbell-Jones | John Campbell-Jones | DNA |
| 20.9.1958 | Oulton Park International [S1.1] | 91 | #510 | Keith Greene | Gilby Engineering Co. Ltd. | raced |
| 20.9.1958 | Oulton Park International [S1.1] | 92 | | David Piper | David Piper | DNF |
| 20.9.1958 | Oulton Park International [S1.1] | 93 | #321? | Tim Parnell | R. H. H. Parnell | DNF |
| 20.9.1958 | Oulton Park International [S1.1] | 94 | #168 | Peter Arundell | Cranham Service Station | DNA |
| 20.9.1958 | Oulton Park International [S1.1] | 95 | | Les Leston | J. Fisher | 6th |
| 21.9.1958 | GP Berlin | 40 | | John Campbell-Jones | John Campbell-Jones | 11th |
| 21.9.1958 | Tour de France | 131 | #291=>169 | Leston / Houel | | DNF |
| 21.9.1958 | Del Mar [Novice] | | #263 | Don Maslin | | 1st |
| 21.9.1958 | Tour de France | | | | | DNF |
| 21.9.1958 | Tour de France | | | Hicks / Rousseau | | DNF |
| 21.9.1958 | Coupes d'Automne | | | Bob Hicks | | 2nd |
| 21.9.1958 | Coupes d'Automne | | | S. Rousseau | | 8th |
| 21.9.1958 | Coupes d'Automne | | | Jacques Lefebvre | | 5th |
| 21.9.1958 | Del Mar [Modified] | | #263 | Don Maslin | | 3rd |
| 27.9.1958 | BARC Goodwood | 10 | #346 | | | raced |
| 27.9.1958 | BRSCC Full Sutton [Formula Libre] | | | Stuart Dodd | | 3rd |
| 27.9.1958 | BRSCC Full Sutton [Sports] | | #316 | Douglas Graham | | 3rd |
| 28.9.1958 | WJC Charterhall [Racing] | 12 | | Jimmy Blumer | J. H. Lawson | DNA |
| 28.9.1958 | WJC Charterhall [S1.5] | 12 | | Jimmy Blumer | J. H. Lawson | raced |
| 28.9.1958 | WJC Charterhall [Racing] | 15 | | Lewis Bramley | L. Bramley | raced |
| 28.9.1958 | WJC Charterhall [S1.5] | 15 | | Lewis Bramley | L. Bramley | 5th |
| 28.9.1958 | WJC Charterhall [S1.5] | 16 | | John Romanes | J. L. Romanes | DNA |
| 28.9.1958 | WJC Charterhall [Racing] | 16 | | John Romanes | J. L. Romanes | DNA |
| 28.9.1958 | WJC Charterhall [Racing] | 17 | | Ronnie McCutcheon | R. D. McCutcheon | DNA |
| 28.9.1958 | WJC Charterhall [S1.5] | 17 | | Ronnie McCutcheon | R. D. McCutcheon | DNA |
| 28.9.1958 | WJC Charterhall [S1.5] | 18 | | Gordon Crozier | G. L. Crozier | DNF |
| 28.9.1958 | WJC Charterhall [Racing] | 18 | | Gordon Crozier | G. L. Crozier | raced |
| 28.9.1958 | WJC Charterhall [Racing] | 19 | | Malcolm Templeton | M. Templeton | 5th |
| 28.9.1958 | WJC Charterhall [S1.5] | 19 | | Malcolm Templeton | M. Templeton | 3rd |
| 28.9.1958 | WJC Charterhall [Racing] | 20 | | Francis Francis | F. Francis | DNA |
| 28.9.1958 | WJC Charterhall [S1.5] | 20 | | Francis Francis | F. Francis | raced |
| 28.9.1958 | WJC Charterhall [S1.5] | 22 | | Keith Hall | J. K. Hall | raced |
| 28.9.1958 | WJC Charterhall [Racing] | 22 | | Keith Hall | J. K. Hall | 4th |
| 28.9.1958 | WJC Charterhall [Racing] | 24 | | Jim Mackay | Dickson Motors | raced |
| 28.9.1958 | WJC Charterhall [S1.5] | 24 | | Jim Mackay | Dickson Motors | 2nd |
| 28.9.1958 | WJC Charterhall [S1.5] | 34 | | A. J. Korczynski | A. J. Korczynski | DNA |
| 28.9.1958 | WJC Charterhall [Racing] | 34 | | A. J. Korczynski | A. J. Korczynski | DNA |
| 28.9.1958 | WJC Charterhall [S1.5] | 66 | | Innes Ireland | R. C. Robinson | 1st |
| 28.9.1958 | WJC Charterhall [Racing] | 67 | #316 | Douglas Graham | I. Ireland | DNA |
| 28.9.1958 | WJC Charterhall [S1.5] | 67 | #316 | Douglas Graham | I. Ireland | raced |
| 28.9.1958 | WJC Charterhall [Racing] | 75 | | Stuart Dodd | S. Dodd | DNA |
| 28.9.1958 | WJC Charterhall [S1.5] | 75 | | Stuart Dodd | S. Dodd | raced |
| 28.9.1958 | WJC Charterhall [Racing] | 79 | | Colin Escott | C. Escott | DNA |
| 28.9.1958 | WJC Charterhall [S1.5] | 79 | | Robin Smith | C. Escott | 4th |
| 28.9.1958 | ICNSCC Ellensburg [Modified] | 85 | | Pierre Phillips | | 3rd |
| 28.9.1958 | ICNSCC Ellensburg [Modified] | 126 | | Pat Pigott | | 1st |
| 28.9.1958 | ICNSCC Ellensburg [Modified] | 127 | | Tom Meehan | | DNF |
| 5.10.1958 | SCCA National Virginia [BM+CM+DM+EM+FM+GM] | 15 | | Floyd Aaskov | | 5th |
| 5.10.1958 | SCCA National Vaca Valley [GM+HM+GP+HP] | 16 | | John Miller | | 3rd |
| 5.10.1958 | SCCA National Vaca Valley [GM+HM+GP+HP] | 35 | | John P. Young | | 7th |
| 5.10.1958 | SCCA National Vaca Valley [GM+HM+GP+HP] | 37 | | Stan Peterson | | 1st |
| 5.10.1958 | SCCA National Vaca Valley [GM+HM+GP+HP] | 39 | | James Lowe | | 2nd |
| 5.10.1958 | BRSCC Brands Hatch [S1.1] | 40 | | Alan Stacey | Team Lotus | 1st |
| 5.10.1958 | BRSCC Brands Hatch [S1.1] | 41 | | Peter Ashdown | Team Lotus | 2nd |
| 5.10.1958 | BRSCC Brands Hatch [S1.1] | 42 | #316 | Douglas Graham | I. Ireland Ltd. | DNF |
| 5.10.1958 | BRSCC Brands Hatch [S1.1] | 43 | | Keith Greene | Gilby Eng. | 4th |
| 5.10.1958 | BRSCC Brands Hatch [S1.1] | 44 | | David Piper | David Piper | 3rd |
| 5.10.1958 | Innsbruck [GT1.3] | 45 | | Charles Vögele | Charles Voegele | DNF |
| 5.10.1958 | BRSCC Brands Hatch [S1.1] | 45 | | Mike McKee | Mike McKee | DNA |
| 5.10.1958 | BRSCC Brands Hatch [S1.1] | 46 | | Peter Riley | Peter Riley | 7th |
| 5.10.1958 | BRSCC Brands Hatch [S1.1] | 47 | | Les Leston | J. Fisher | 5th |
| 5.10.1958 | BRSCC Brands Hatch [S1.1] | 54 | #330 | Dick Prior | Richard Prior | 6th |
| 5.10.1958 | BRSCC Brands Hatch [1172F] | 63 | | Peter Boshier-Jones | Peter Boshier-Jones | 3rd |
| 5.10.1958 | Innsbruck [GT+1.6/S1.1] | 99 | | Stuart Dodd | R. Smith Sports Cars | 3rd |
| 5.10.1958 | SCCA National Vaca Valley [GM+HM+GP+HP] | 109 | | Dan Hernandez | | 4th |
| 5.10.1958 | SCCA Regional Thompson [GM+HM] | 121 | | Frank Macauley | | 2nd |
| 5.10.1958 | SCCA Regional Thompson [GM+HM] | 122 | | John Porter | | DNF |
| 5.10.1958 | SCCA National Vaca Valley [BM+CM+DM+EM+FM] | 126 | | Pat Pigott | | 15th |
| 5.10.1958 | Coupes du Salon | | | Bob Hicks | | 4th |
| 5.10.1958 | Coupes du Salon | | | Jacques Lefebvre | | 7th |
| 5.10.1958 | Coupes du Salon | | | Rousseau | | 12th |
| 11.10.1958 | SMRC Snetterton [Sports] | 61 | | Alan Stacey | S. F. Chapman | 3rd |
| 11.10.1958 | SMRC Snetterton [Sports] | 62 | | Peter Ashdown | S. F. Chapman | 5th |
| 11.10.1958 | SMRC Snetterton [Sports] | 63 | | Keith Hall | S. F. Chapman | 4th |
| 11.10.1958 | SMRC Snetterton [Sports] | 65 | #330 | Dick Prior | R. N. Prior | 9th |
| 11.10.1958 | SMRC Snetterton [Sports] | 69 | | Jonathan Sieff | Innes Ireland | DNF |
| 11.10.1958 | SMRC Snetterton [Sports] | 72 | | Peter Riley | P. Riley | raced |
| 11.10.1958 | SMRC Snetterton [Sports] | 75 | | E. T. Heath | Innes Ireland | DNF |
| 11.10.1958 | SMRC Snetterton [Sports] | 84 | | David Piper | David Piper | 8th |