| 15.5.1955 | Preliminary Cumberland [Novice 2.0] | 39 | | W. Klink, Jr. | W. Klink, Jr. | DNA |
| 15.5.1955 | SCCA National Cumberland [FM+GM+HM] | 241 | | Frank Miller | F. Miller | DNA |
| 28.5.1955 | SMRC Snetterton [S1.5] | 34 | Mark IX | Colin Chapman | Team Lotus | 1st |
| 28.5.1955 | SMRC Snetterton [Sports Unlimited] | 38 | Mark VIII | Brian Naylor | J. B. Naylor Ltd. | 6th |
| 28.5.1955 | SMRC Snetterton [S2.0] | 38 | Mark VIII | Brian Naylor | J. B. Naylor Ltd. | 4th |
| 28.5.1955 | SMRC Snetterton [S1.5] | 38 | Mark VIII | Brian Naylor | J. B. Naylor Ltd. | 4th |
| 29.5.1955 | BRSCC Brands Hatch [S1.2] | 21 | Mark VI | D. J. Hayles | Car Mart Hastings | 3rd |
| 29.5.1955 | BRSCC Brands Hatch [S1.2] | 25 | Mark IX | Mike MacDowel | | 4th |
| 29.5.1955 | Eifelrennen Nürburgring | 32 | | Gérard Crombac | Gérard Crombac | DNA |
| 29.5.1955 | BRSCC Brands Hatch [S1.2] | 35 | | Edward Lewis | | 5th |
| 29.5.1955 | BRSCC Brands Hatch [S1.2] | 38 | | Harley Deschamps | | 6th |
| 29.5.1955 | BRSCC Brands Hatch [S1.5] | 42 | Mark VIII | Brian Naylor | J. B. Naylor | 3rd |
| 29.5.1955 | GP des Frontières | 46 | Mark VIII | George Nixon | George Nixon | DNF |
| 29.5.1955 | BRSCC Brands Hatch [S1.5] | 54 | Mark IX | Peter Jopp | Team Lotus | 2nd |
| 29.5.1955 | BRSCC Brands Hatch [Sports] | 71 | Mark X | Mike Anthony | Team Lotus | 2nd |
| 30.5.1955 | Whitsun Goodwood [Sports] | 2 | Mark IX | Colin Chapman | Team Lotus | DNF |
| 30.5.1955 | Whitsun Goodwood [S1.5] | 2 | Mark IX | Colin Chapman | Team Lotus | 1st |
| 30.5.1955 | Whitsun Goodwood [S1.5] | 6 | Mark IX | John Coombs | J. Coombs | DNS |
| 30.5.1955 | Whitsun Goodwood [S1.5] | 9 | Mark VIII | Brian Naylor | J. B. Naylor Ltd. | DNF |
| 30.5.1955 | National Davidstow [Formula Libre Handicap] | 11 | Mark VI | Sid Broad | | 1st |
| 30.5.1955 | National Davidstow [S1.5] | 11 | Mark VI | Sid Broad | | raced |
| 30.5.1955 | National Davidstow [S1.3] | 11 | Mark VI | Sid Broad | | 4th |
| 30.5.1955 | Whitsun Goodwood [S1.5] | 12 | Mark VI | Tony Coakley | A. F. Coakley | raced |
| 30.5.1955 | Whitsun Goodwood [Sports] | 13 | Mark X | Mike Anthony | Team Lotus | 3rd |
| 30.5.1955 | Whitsun Goodwood [S2.0] | 13 | Mark X | Mike Anthony | Team Lotus | 1st |
| 30.5.1955 | Whitsun Goodwood [S1.5] | 17 | Mark VI | John A. Harris | J. Harris | DNS |
| 30.5.1955 | Whitsun Goodwood [S1.5] | 18 | Mark VI | Edward Lewis | Ec. Westover | raced |
| 30.5.1955 | Whitsun Goodwood [S1.5] | 19 | Mark IX | Mike MacDowel | M. G. MacDowel | raced |
| 30.5.1955 | Whitsun Goodwood [S1.5] | 20 | | Richard Manwaring | R. Manwaring | DNA |
| 30.5.1955 | BRSCC Crystal Palace [S1.5] | 21 | Mark VI | D. J. Hayles | Car Mart Hastings | 4th |
| 30.5.1955 | Whitsun Goodwood [S1.5] | 21 | Mark VI | J. Z. Huie | J. Z. Huie | raced |
| 30.5.1955 | Whitsun Goodwood [S2.0] | 24 | Mark X | Peter Scott-Russell | P. Scott Russell | 3rd |
| 30.5.1955 | National Davidstow [S1.5] | 38 | Mark VIII | Tom Cunane | | raced |
| 30.5.1955 | BRSCC Crystal Palace [S1.5] | 49 | Mark VIII | Austen Nurse | | 3rd |
| 30.5.1955 | National Davidstow [S1.3] | 56 | Mark VI | Charles Boulton | | 3rd |
| 30.5.1955 | National Davidstow [S1.5] | | | S. Dayshon | | 4th |
| 30.5.1955 | BRSCC Crystal Palace [S1.5] | | Mark VIII | Dick Steed | | raced |
| 4.6.1955 | 8 Clubs Silverstone [1172F] | 37 | Mark VI | Jack Richards | | 3rd |
| 4.6.1955 | 8 Clubs Silverstone [1172F] | 136 | Mark VI | F. V. Lambert | | 4th |
| 4.6.1955 | 8 Clubs Silverstone [1172F] | 138 | Mark IX | Mike MacDowel | | 1st |
| 4.6.1955 | 8 Clubs Silverstone [Handicap] | 138 | Mark IX | Mike MacDowel | | 2nd |
| 4.6.1955 | 8 Clubs Silverstone [Scratch] | 168 | Mark IX | Edward Lewis | Ec. Westover | 1st |
| 4.6.1955 | 8 Clubs Silverstone [Scratch] | 169 | Mark VI | Alan Stacey | | 2nd |
| 4.6.1955 | 8 Clubs Silverstone [Handicap] | 169 | Mark VI | Alan Stacey | | 2nd |
| 12.6.1955 | BRSCC Brands Hatch [S1.2] | 1 | Mark VI | Jack Richards | | 6th |
| 12.6.1955 | BRSCC Brands Hatch [S1.5] | 1 | Mark VI | Jack Richards | | 5th |
| 12.6.1955 | BRSCC Brands Hatch [S1.2] | 8 | Mark VI | Harley Deschamps | | 2nd |
| 12.6.1955 | BRSCC Brands Hatch [S1.5] | 8 | Mark VI | Harley Deschamps | | 4th |
| 12.6.1955 | BRSCC Brands Hatch [S1.2] | 11 | Mark VI | Bob Hicks | | 5th |
| 12.6.1955 | BRSCC Brands Hatch [S1.5] | 26 | Mark VIII | Austen Nurse | | 3rd |
| 12.6.1955 | 24 h Le Mans | 48 | Mark IX | Chapman / Flockhart | Lotus Engineering | DNF |
| 12.6.1955 | 24 h Le Mans | | Mark IX | | Lotus Engineering | DNA |
| 18.6.1955 | BARC Goodwood [S1.25] | 2 | Mark VI | Tom Barnard | | 5th |
| 18.6.1955 | BARC Goodwood [S1.25] | 4 | Mark VI | Jack Richards | | 6th |
| 18.6.1955 | BARC Goodwood [Handicap] | 7 | Mark VI | E. de Vadder | | 4th |
| 18.6.1955 | BARC Goodwood [S1.25] | 8 | Mark IX | Mike MacDowel | | 4th |
| 18.6.1955 | BARC Goodwood [Handicap] | 8 | Mark IX | Mike MacDowel | | 5th |
| 18.6.1955 | GP Edenvale | 25 | Mark VI | William Klinck | Wm. E. Klinck, Jr. | DNA |
| 18.6.1955 | Edenvale [S1.5] | 25 | Mark VI | William Klinck | Wm. E. Klinck, Jr. | DNF |
| 18.6.1955 | Edenvale [Sports] | 25 | Mark VI | William Klinck | Wm. E. Klinck, Jr. | DNA |
| 18.6.1955 | Edenvale [Formula Libre] | 25 | Mark VI | William Klinck | Wm. E. Klinck, Jr. | DNA |
| 18.6.1955 | BARC Goodwood [S1.5] | 26 | Mark VI | Peter Riley | | 3rd |
| 18.6.1955 | BARC Goodwood [S3.5] | 54 | Mark X | Peter Scott-Russell | | 3rd |
| 18.6.1955 | BARC Goodwood [Handicap] | 54 | Mark X | Peter Scott-Russell | | 4th |
| 18.6.1955 | Preliminary Hansen Dam [Modified 1.5] | 72 | Mark VI | Alan LeMay | Alan LeMay | raced |
| 19.6.1955 | GP Shell Imola | 70 | Mark X | Mike Anthony | | DNF |
| 19.6.1955 | Hansen Dam [S1.5] | 72 | Mark VI | Alan LeMay | Alan LeMay | DNA |
| 25.6.1955 | MMEC Silverstone [Handicap Final] | 10 | Mark VIII | Austen Nurse | | 3rd |
| 25.6.1955 | MMEC Silverstone [S1.5+S1.1s] | 10 | Mark VIII | Austen Nurse | | 1st |
| 25.6.1955 | MMEC Silverstone [S1.1+S750s] | 38 | | Edward Lewis | | 2nd |
| 25.6.1955 | MMEC Silverstone [S1.5+S1.1s] | 38 | | Edward Lewis | | 3rd |
| 25.6.1955 | MMEC Silverstone [Handicap Heat 2] | 38 | | Edward Lewis | | 2nd |
| 25.6.1955 | MMEC Silverstone [1172F] | 56 | Mark VI | F. V. Lambert | | 1st |
| 25.6.1955 | MMEC Silverstone [1172F] | 65 | Mark VI | Ken Laverton | | 2nd |
| 25.6.1955 | MMEC Silverstone [Sports Unlimited] | 67 | Mark IX | Dick Steed | | 3rd |
| 25.6.1955 | MMEC Silverstone [S1.1+S750s] | 67 | Mark IX | Dick Steed | | 1st |
| 25.6.1955 | MMEC Silverstone [S1.5+S1.1s] | 67 | Mark IX | Dick Steed | | 2nd |
| 25.6.1955 | MMEC Silverstone [Handicap Final] | 67 | Mark IX | Dick Steed | | 4th |
| 25.6.1955 | ECMC Snetterton [Handicap] | | Mark VIII | Brian Naylor | | 7th |
| 25.6.1955 | ECMC Snetterton [Handicap] | | Mark VI | Harry Digby | | 8th |
| 2.7.1955 | NSCC Oulton Park [R2.0] | 2 | Mark VIII | George Nixon | George Nixon | DNA |
| 2.7.1955 | NSCC Oulton Park [S1.4/S2.0] | 2 | Mark VIII | George Nixon | George Nixon | raced |
| 2.7.1955 | NSCC Oulton Park [S+2.0] | 2 | Mark VIII | George Nixon | George Nixon | DNA |
| 2.7.1955 | NSCC Oulton Park [1172F] | 8 | Mark VI | Peter Gresham | J. P. Gresham | 6th |
| 2.7.1955 | NSCC Oulton Park [1172F] | 22 | Mark VI | Mike Buckingham | M. Buckingham | 4th |
| 2.7.1955 | NSCC Oulton Park [1172F] | 36 | Mark IX | Mike MacDowel | Mike MacDowel | 1st |
| 2.7.1955 | NSCC Oulton Park [S1.4/S2.0] | 36 | Mark IX | Mike MacDowel | Mike MacDowel | ?th |
| 2.7.1955 | NSCC Oulton Park [R2.0] | 45 | Mark VIII | Brian Naylor | J. B. Naylor Ltd. | DNF |
| 2.7.1955 | NSCC Oulton Park [S+2.0] | 45 | Mark VIII | Brian Naylor | J. B. Naylor Ltd. | 1st |
| 2.7.1955 | NSCC Oulton Park [S1.4/S2.0] | 45 | Mark VIII | Brian Naylor | J. B. Naylor Ltd. | 1st |
| 2.7.1955 | NSCC Oulton Park [R2.0] | 56 | Mark VIII | Austen Nurse | Austin Nurse | 1st |
| 2.7.1955 | NSCC Oulton Park [1172F] | 58 | Mark VI | Ken Laverton | Ken Laverton | 2nd |
| 2.7.1955 | NSCC Oulton Park [S1.4/S2.0] | 65 | Mark VI | F. V. Lambert | Frank Lamber | DNA |
| 2.7.1955 | NSCC Oulton Park [1172F] | 65 | Mark VI | F. V. Lambert | F. V. Lambert | DNA |
| 2.7.1955 | National Silverstone [Handicap] | 100 | Mark VI | Len Gibbs | | 3rd |
| 2.7.1955 | NSCC Oulton Park [S+2.0] | | Mark IX | Edward Lewis | Edward Lewis | 2nd |
| 2.7.1955 | NSCC Oulton Park [S1.4/S2.0] | | Mark IX | Edward Lewis | Ecurie Westover | 3rd |
| 4.7.1955 | Preliminary Beverly [FP+GP+GM+HM] | 24 | Mark IX | Frank Miller | Frank Miller | DNF |
| 4.7.1955 | Preliminary Beverly [FP+GP+GM+HM] | 107 | Mark IX | Len Bastrup | Len Bastrup | 1st |
| 4.7.1955 | SCCA National Beverly [FM+GM+HM+DP+EP] | 107 | Mark IX | Len Bastrup | Len Bastrup | 3rd |