| 12.4.1955 | Goodwood Easter [S1.5] | 55 | | Ivor Bueb | Cooper Car Co. | 3rd |
| 12.4.1955 | Goodwood Easter [S1.5] | 58 | | Tommy Sopwith | Eq. Endeavour | DNS |
| 30.4.1955 | National Ibsley [S1.5+S1.2s] | 79 | | Ivor Bueb | Cooper Car Co. | 2nd |
| 30.4.1955 | National Ibsley [S1.5+S1.2s] | 95 | | Tommy Sopwith | Eq. Endeavour | 3rd |
| 1.5.1955 | BRSCC Brands Hatch [S1.5] | 12 | | Ivor Bueb | Cooper Car Co. | 1st |
| 1.5.1955 | BRSCC Brands Hatch [S1.2] | 12 | | Ivor Bueb | Cooper Car Co. | 1st |
| 7.5.1955 | Silverstone International | 36 | | Ivor Bueb | Cooper Car Co. | 10th |
| 28.5.1955 | SMRC Snetterton [S2.0] | 31 | | Tommy Sopwith | Eq. Endeavour | 2nd |
| 28.5.1955 | SMRC Snetterton [S1.5] | 31 | | Tommy Sopwith | Eq. Endeavour | 2nd |
| 29.5.1955 | BRSCC Brands Hatch [S1.2] | 30 | | Ivor Bueb | Cooper Car Co. | 1st |
| 30.5.1955 | Whitsun Goodwood [Sports] | 1 | | Reg Parnell | Eq. Endeavour | 9th |
| 30.5.1955 | Whitsun Goodwood [S1.5] | 1 | | Reg Parnell | Eq. Endeavour | 2nd |
| 30.5.1955 | Whitsun Goodwood [Sports] | 15 | | Tommy Sopwith | Eq. Endeavour | raced |
| 30.5.1955 | Whitsun Goodwood [S1.5] | 15 | | Tommy Sopwith | Eq. Endeavour | 4th |
| 30.5.1955 | BRSCC Crystal Palace [S1.5] | 30 | | Ivor Bueb | Cooper Car Co. | 1st |
| 12.6.1955 | 24 h Le Mans | 47 | #CS11/2/55 | Brown / Wadsworth | Cooper Cars Co | 21st |
| 18.6.1955 | BARC Goodwood [S1.5] | 1 | | Tommy Sopwith | Eq. Endeavour | 1st |
| 18.6.1955 | BARC Goodwood [S1.25] | 1 | | Tommy Sopwith | Eq. Endeavour | 1st |
| 25.6.1955 | ECMC Snetterton [Handicap] | 7 | | Jim Russell | | 4th |
| 10.7.1955 | BRSCC Brands Hatch [S1.2] | 2 | | Jim Russell | Cooper Car Co. | 1st |
| 10.7.1955 | BRSCC Brands Hatch [S1.5] | 2 | | Jim Russell | Cooper Car Co. | 1st |
| 10.7.1955 | BRSCC Brands Hatch [S1.2] | 4 | | Ivor Bueb | Cooper Car Co. | 2nd |
| 10.7.1955 | BRSCC Brands Hatch [S1.5] | 4 | | Ivor Bueb | Cooper Car Co. | 2nd |
| 10.7.1955 | BRSCC Brands Hatch [S1.5] | 9 | | Peter Gammon | | 3rd |
| 16.7.1955 | British GP | 59 | | Ivor Bueb | Cooper Car Co. | 13th |
| 16.7.1955 | British GP | 61 | | Tommy Sopwith | Eq. Endeavour | DNF |
| 30.7.1955 | Crystal Palace International [S2.0] | 61 | | Ivor Bueb | Cooper Car Co. | 2nd |
| 30.7.1955 | Crystal Palace International [S2.0] | 62 | | Jim Russell | Cooper Car Co. | 5th |
| 30.7.1955 | Crystal Palace International [S2.0] | 63 | | Tommy Sopwith | Eq. Endeavour | 3rd |
| 1.8.1955 | Brands Hatch International [S1.5] | 1 | | Jim Russell | Cooper Car Co. | 2nd |
| 1.8.1955 | Brands Hatch International [S1.5] | 2 | | Ivor Bueb | Cooper Car Co. | 1st |
| 1.8.1955 | Brands Hatch International [S1.5] | 10 | | Peter Gammon | P. D. Gammon | raced |
| 1.8.1955 | Brands Hatch International [S1.5] | 12 | | Roy Watling Greenwood | Panda Racing Team | DNA |
| 6.8.1955 | Charterhall International [S2.7] | 9 | | Jim Russell | Cooper Car Co. | DNA |
| 6.8.1955 | Charterhall International [S1.5] | 9 | | Jim Russell | Cooper Car Co. | DNA |
| 6.8.1955 | Charterhall International [S2.7] | 10 | | Ivor Bueb | Cooper Car Co. | DNA |
| 6.8.1955 | Charterhall International [S1.5] | 10 | | Ivor Bueb | Cooper Car Co. | DNA |
| 14.8.1955 | Snetterton International [S1.5] | 51 | | Jim Russell | Cooper Car Co. | raced |
| 14.8.1955 | Snetterton International [S1.5] | 52 | | Ivor Bueb | Cooper Car Co. | DNF |
| 14.8.1955 | Snetterton International [S1.5] | 55 | | Peter Gammon | P. D. Gammon | DNF |
| 14.8.1955 | Snetterton International [S1.5] | 57 | | Tony Marsh | A. E. Marsh | DNA |
| 14.8.1955 | Snetterton International [S1.5] | 66 | | Roy Salvadori | Eq. Endeavour | 1st |
| 14.8.1955 | Snetterton International [S1.5] | 73 | | Tommy Sopwith | Eq. Endeavour | DNA |
| 20.8.1955 | 9 h Goodwood | 32 | | Sopwith / Blond | Equipe Endeavour | DNF |
| 20.8.1955 | 9 h Goodwood | 36 | | Bueb / Russell | Cooper Car Co. | 7th |
| 20.8.1955 | 9 h Goodwood | 37 | | Watling Greenwood / Barthel | Panda Racing Team | 18th |
| 27.8.1955 | Oulton Park International | 2 | | Jim Russell | Cooper Car Co. Ltd. | 9th |
| 27.8.1955 | Oulton Park International | 4 | | Ivor Bueb | Cooper Car Co. Ltd. | 16th |
| 27.8.1955 | Oulton Park International | 6 | | Peter Gammon | Cooper Car Co. Ltd. | 15th |
| 3.9.1955 | Aintree International [S1.5] | 36 | | Jim Russell | Cooper Car Co. | 5th |
| 3.9.1955 | Aintree International [S1.5] | 38 | | Roy Salvadori | Eq. Endeavour | 4th |
| 3.9.1955 | Aintree International [S1.5] | 40 | | Tommy Sopwith | Eq. Endeavour | DNF |
| 3.9.1955 | National Cranfield [Production Handicap] | | | Chris Lindsay | | 1st |
| 3.9.1955 | National Cranfield [Formula Libre] | | | Chris Lindsay | | 2nd |
| 4.9.1955 | BRSCC Brands Hatch [S1.2] | 5 | | Jim Russell | Cooper Car Co. | 2nd |
| 4.9.1955 | Skarpnäcksloppet [S2.0] | 12 | | Ivor Bueb | | 1st |
| 4.9.1955 | BRSCC Brands Hatch [S1.2] | 14 | | Peter Gammon | | 1st |
| 4.9.1955 | BRSCC Brands Hatch [S1.5] | 14 | | Peter Gammon | | 2nd |
| 17.9.1955 | National Silverstone [S1.5] | 15 | | Tony Marsh | | 3rd |
| 17.9.1955 | National Silverstone [S1.5] | 20 | | Peter Gammon | | 2nd |
| 17.9.1955 | AMOC Oulton Park [S2.7] | 34 | | Tommy Sopwith | Tommy Sopwith | DNF |
| 17.9.1955 | AMOC Oulton Park [S1.25] | 34 | | Tommy Sopwith | Tommy Sopwith | DNS |
| 17.9.1955 | AMOC Oulton Park [S1.5] | 34 | | Tommy Sopwith | Tommy Sopwith | DNS |
| 17.9.1955 | AMOC Oulton Park [S1.5] | 35 | | Tom Barnard | Tom Barnard | DNA |
| 17.9.1955 | AMOC Oulton Park [S2.7] | 35 | | Tom Barnard | Tom Barnard | DNS |
| 17.9.1955 | USAF Trophy Oulton Park | 35 | | Tom Barnard | Tom Barnard | DNA |
| 17.9.1955 | AMOC Oulton Park [Sports Unlimited] | 35 | | Tom Barnard | Tom Barnard | DNA |
| 17.9.1955 | AMOC Oulton Park [S1.5] | 47 | | Peter Jackson | Peter Jackson | 3rd |
| 17.9.1955 | AMOC Oulton Park [S1.25] | 47 | | Peter Jackson | Peter Jackson | 3rd |
| 17.9.1955 | AMOC Oulton Park [S2.7] | 47 | | Peter Jackson | Peter Jackson | DNA |
| 18.9.1955 | Tourist Trophy | 41 | | MacDowel / Bueb | Cooper Cars Co | 10th |
| 18.9.1955 | Tourist Trophy | 42 | | Russell / Taylor | Cooper Cars Co | DNF |
| 18.9.1955 | Tourist Trophy | 43 | | Mayers / Brabham | O'Shea Racing | DNF |
| 18.9.1955 | Tourist Trophy | | | Watling Greenwood / Barthel | Watling-Greenwood/Barthel | DNA |
| 25.9.1955 | GP Berlin [S1.5] | 2 | | John Cooper | | DNS |
| 25.9.1955 | GP Berlin [S1.5] | 3 | | Ivor Bueb | | DNS |
| 25.9.1955 | SMRC Snetterton [S1.5] | | | Peter Gammon | | 1st |
| 25.9.1955 | SMRC Snetterton [Sports Handicap] | | | Peter Gammon | | 2nd |
| 25.9.1955 | SMRC Snetterton [S1.5] | | | Reg Parnell | | 2nd |
| 1.10.1955 | Castle Combe International [S2.0] | 72 | | Ivor Bueb | Cooper Car Co. | 1st |
| 1.10.1955 | Castle Combe International [Invitation S2.0] | 72 | | Ivor Bueb | Cooper Car Co. | 1st |
| 1.10.1955 | Castle Combe International [S2.0] | 76 | | Peter Gammon | Peter Gammon | raced |
| 1.10.1955 | Castle Combe International [Invitation S2.0] | 76 | | Peter Gammon | Peter Gammon | DNA |
| 2.10.1955 | WJC Charterhall [S1.5] | 8 | | Peter Jackson | P. Jackson | DNA |
| 2.10.1955 | WJC Charterhall [Sports] | 8 | | Peter Jackson | P. Jackson | DNA |
| 9.10.1955 | BRSCC Brands Hatch [S1.2] | 1 | | Ivor Bueb | Cooper Car Co. | 2nd |
| 9.10.1955 | BRSCC Brands Hatch [S1.2] | 2 | | Peter Gammon | | 3rd |
| 9.12.1955 | Governor's Trophy | 74 | | Leech Cracraft | Leech Cracraft | 20th |
| 9.12.1955 | Governor's Trophy | 75 | | Harry Banta | Leech Cracraft | 19th |
| 11.12.1955 | Nassau Trophy | 74 | | Leech Cracraft | Leech Cracraft | 43rd |
| 11.12.1955 | Nassau Trophy | 75 | | Harry Banta | Leech Cracraft | 27th |
| 26.12.1955 | BRSCC Brands Hatch [S1.2] | 2 | | Tony Marsh | | 3rd |
| 26.12.1955 | BRSCC Brands Hatch [S1.2] | 15 | | Ivor Bueb | Cooper Car Co. | 2nd |