| 18.6.1955 | BARC Goodwood [S1.25] | 1 | T39 | Tommy Sopwith | Eq. Endeavour | 1st |
| 18.6.1955 | BARC Goodwood [S1.5] | 1 | T39 | Tommy Sopwith | Eq. Endeavour | 1st |
| 18.6.1955 | BARC Goodwood [S3.5] | 57 | T25 | Bert Rogers | | 5th |
| 19.6.1955 | Consolation Hansen Dam [S+1.5+FIII] | 6 | 500 Mark II | John Fox | John Fox | ?th |
| 19.6.1955 | Consolation Hansen Dam [S+1.5+FIII] | 14 | 500 Mark V | Henry Lofgran | Henry Lofgran | DNA |
| 19.6.1955 | GP Shell Imola | 44 | | Roy Salvadori | | DNF |
| 19.6.1955 | Consolation Hansen Dam [S+1.5+FIII] | 101 | 500 Mark V | Harry Morrow | Harry Morrow | ?th |
| 19.6.1955 | Consolation Hansen Dam [S+1.5+FIII] | 103 | 500 Mark VI | Jim Trimble | | DNA |
| 19.6.1955 | Consolation Hansen Dam [S+1.5+FIII] | 104 | 500 Mark VI | Dick Trimble | Dick Trimble | ?th |
| 19.6.1955 | SCCA Regional Shelton [S+1.5/FIII] | 121 | 500 Mark IX | George Keck | | raced |
| 25.6.1955 | MMEC Silverstone [Sports Unlimited] | 3 | T23 Barb | Alex McMillan | | 1st |
| 25.6.1955 | MMEC Silverstone [Formula Libre] | 3 | T23 Barb | Alex McMillan | | 2nd |
| 25.6.1955 | MMEC Silverstone [S3.0+S1.5s] | 3 | T23 Barb | Alex McMillan | | 1st |
| 25.6.1955 | ECMC Snetterton [Handicap] | 7 | T39 | Jim Russell | | 4th |
| 26.6.1955 | GP Portugal | 6 | T38 | Peter Whitehead | P. N. Whitehead | 4th |
| 26.6.1955 | SCC-BC Bellingham [S+1.5/FIII] | 121 | 500 Mark IX | George Keck | | raced |
| 26.6.1955 | SCC-BC Bellingham [S+1.5/FIII] | 125 | 500 Mark VI | Ralph Ormsbee | | raced |
| 2.7.1955 | NSCC Oulton Park [S1.4/S2.0] | 46 | T21 | Peter Jackson | Peter Jackson | DNA |
| 2.7.1955 | NSCC Oulton Park [R2.0] | 46 | T21 | Peter Jackson | Peter Jackson | DNA |
| 2.7.1955 | NSCC Oulton Park [R2.0] | 48 | T21 | Don Low | Don Low | DNA |
| 2.7.1955 | NSCC Oulton Park [S1.4/S2.0] | 48 | T21 | Don Low | Don Low | raced |
| 4.7.1955 | Preliminary Beverly [BM+CM+DM+EM] | 28 | 500 Special | Gordon Lipe | | 9th |
| 4.7.1955 | SCCA National Beverly [FM+GM+HM+DP+EP] | 28 | 500 Special | Gordon Lipe | | 1st |
| 4.7.1955 | Preliminary Beverly [BM+CM+DM+EM] | 141 | 500 | Rowland Keith | | 18th |
| 9.7.1955 | Leinster Trophy | | T21 | Peter Jackson | | raced |
| 10.7.1955 | BRSCC Brands Hatch [S1.2] | 2 | T39 | Jim Russell | Cooper Car Co. | 1st |
| 10.7.1955 | BRSCC Brands Hatch [S1.5] | 2 | T39 | Jim Russell | Cooper Car Co. | 1st |
| 10.7.1955 | BRSCC Brands Hatch [S1.2] | 4 | T39 | Ivor Bueb | Cooper Car Co. | 2nd |
| 10.7.1955 | BRSCC Brands Hatch [S1.5] | 4 | T39 | Ivor Bueb | Cooper Car Co. | 2nd |
| 10.7.1955 | BRSCC Brands Hatch [S1.5] | 9 | T39 | Peter Gammon | | 3rd |
| 10.7.1955 | WJC Charterhall [Sports Handicap] | 18 | T23 | Jack Walton | J. H. Walton | DNA |
| 10.7.1955 | WJC Charterhall [Racing Handicap] | 18 | T23 | Jack Walton | J. H. Walton | DNA |
| 10.7.1955 | WJC Charterhall [Sports Handicap] | 19 | T33 | Jack Walton | J. H. Walton | DNA |
| 10.7.1955 | WJC Charterhall [Racing Handicap] | 19 | T33 | Jack Walton | J. H. Walton | DNA |
| 10.7.1955 | WJC Charterhall [Sports Handicap] | 23 | T21 | I. E. Davidson | I. E. Davidson | DNA |
| 10.7.1955 | WJC Charterhall [Racing Handicap] | 42 | T20 | Jimmy Somervail | Border Reivers | 3rd |
| 10.7.1955 | BRSCC Brands Hatch [S+1.9] | 48 | T22 | Alan Brown | | 3rd |
| 10.7.1955 | BRSCC Brands Hatch [S+1.9] | 50 | | Roy Salvadori | Gilbey Eng. | 2nd |
| 10.7.1955 | WJC Charterhall [Racing Handicap] | 59 | 500 | J. G. Stark | J. G. Stark | DNA |
| 10.7.1955 | WJC Charterhall [Racing Handicap] | 62 | T20 | Alastair Birrell | A. W. Birrell | DNA |
| 10.7.1955 | WJC Charterhall [Racing Handicap] | 65 | 500 Mark VIII | Cliff Allison | C. Allison | 1st |
| 10.7.1955 | WJC Charterhall [Racing Handicap] | 66 | 500 | John Higham | J. Higham | DNA |
| 10.7.1955 | Preliminary Torrey Pines [Ladies+FIII] | 66 | 500 Mark IX | John Fox | John Fox | ?th |
| 10.7.1955 | Preliminary Torrey Pines [Ladies+FIII] | 73 | 500 Mark V | Leon Becker | Dr. Leon Becker | ?th |
| 10.7.1955 | Preliminary Torrey Pines [Ladies+FIII] | 101 | 500 Mark V | Harry Morrow | Harry Morrow | ?th |
| 10.7.1955 | SCCA National Torrey Pines [S1.5] | 124 | | Pete Lovely | Pete Lovely | 1st |
| 10.7.1955 | SCCA National Torrey Pines [S+1.5] | 124 | | Pete Lovely | Pete Lovely | DNF |
| 16.7.1955 | British GP | 41 | | Tony Crook | T. A. D. Crook | DNA |
| 16.7.1955 | British GP | 43 | T40 | Mike Keen | R. Chase | DNA |
| 16.7.1955 | British GP | 45 | T25 | Bert Rogers | A. P. O. Rogers | DNF |
| 16.7.1955 | British GP | 49 | | Alan Brown | Gilbey Eng. | 14th |
| 16.7.1955 | British GP | 59 | T39 | Ivor Bueb | Cooper Car Co. | 13th |
| 16.7.1955 | British GP | 61 | T39 | Tommy Sopwith | Eq. Endeavour | DNF |
| 23.7.1955 | AMOC Silverstone [S+1.5] | 91 | T23 Barb | Alex McMillan | | 3rd |
| 24.7.1955 | Circuito de Lisboa | 5 | T38 | Peter Whitehead | P. N. Whitehead | DNF |
| 30.7.1955 | Crystal Palace International [S2.0] | 61 | T39 | Ivor Bueb | Cooper Car Co. | 2nd |
| 30.7.1955 | Crystal Palace International [S2.0] | 62 | T39 | Jim Russell | Cooper Car Co. | 5th |
| 30.7.1955 | Crystal Palace International [S2.0] | 63 | T39 | Tommy Sopwith | Eq. Endeavour | 3rd |
| 30.7.1955 | Crystal Palace International [S2.0] | 70 | | Roy Salvadori | Gilbey Eng. | 6th |
| 30.7.1955 | Crystal Palace International [S2.0] | 71 | T25 | Tony Crook | T. A. D. Crook | 7th |
| 30.7.1955 | Crystal Palace International [Sports] | 71 | T25 | Tony Crook | T. A. D. Crook | 5th |
| 30.7.1955 | Crystal Palace International [Sports] | 80 | T20 Sports | Tom Kyffin | Equipe Devone | raced |
| 30.7.1955 | Crystal Palace International [Sports] | 82 | T22 | Alan Brown | A. E. Brown | DNA |
| 31.7.1955 | Preliminary Seafair [All Classes] | 6 | 500 Mark IX | John Fox | John M. Fox, Jr. | 9th |
| 31.7.1955 | SCCA National Seafair [FP+GP+HP+FIII] | 6 | 500 Mark IX | John Fox | John M. Fox, Jr. | 23rd |
| 31.7.1955 | SCCA National Seafair [FM+GM+HM+FIII] | 6 | 500 Mark IX | John Fox | John M. Fox, Jr. | 25th |
| 31.7.1955 | SCCA National Seafair [FP+GP+HP+FIII] | 25 | 500 Mark VI | Ralph Ormsbee | Ralph W. Ormsbee | 22nd |
| 31.7.1955 | SCCA National Seafair [FM+GM+HM+FIII] | 25 | 500 Mark VI | Ralph Ormsbee | Ralph W. Ormsbee | 5th |
| 31.7.1955 | SCCA National Seafair [FM+GM+HM+FIII] | 101 | 500 Mark V | Harry Morrow | Harry Morrow | 24th |
| 31.7.1955 | SCCA National Seafair [FP+GP+HP+FIII] | 101 | 500 Mark V | Harry Morrow | Harry Morrow | 20th |
| 31.7.1955 | SCCA National Seafair [FP+GP+HP+FIII] | 121 | 500 Mark IX | George Keck | George D. Keck | DNA |
| 31.7.1955 | SCCA National Seafair [FM+GM+HM+FIII] | 121 | 500 Mark IX | George Keck | George D. Keck | DNS |
| 31.7.1955 | SCCA National Seafair [FP+GP+HP+FIII] | 122 | 500 Mark V | Tom Meehan | Thomas Meehan | 15th |
| 31.7.1955 | SCCA National Seafair [FM+GM+HM+FIII] | 122 | 500 Mark V | Tom Meehan | Thomas Meehan | 23rd |
| 31.7.1955 | SCCA National Seafair [BM+CM+DM+EM] | 127 | | Pete Lovely | Pete Lovely | 18th |
| 31.7.1955 | SCCA National Seafair [FM+GM+HM+FIII] | 127 | | Pete Lovely | Pete Lovely | 1st |
| 1.8.1955 | Brands Hatch International [S1.5] | 1 | T39 | Jim Russell | Cooper Car Co. | 2nd |
| 1.8.1955 | Brands Hatch International [S1.5] | 2 | T39 | Ivor Bueb | Cooper Car Co. | 1st |
| 1.8.1955 | Brands Hatch International [S+1.9] | 2 | T40 | Mike Keen | | DNE |
| 1.8.1955 | Brands Hatch International [S1.5] | 10 | T39 | Peter Gammon | P. D. Gammon | raced |
| 1.8.1955 | Brands Hatch International [S1.5] | 12 | T39 | Roy Watling Greenwood | Panda Racing Team | DNA |
| 1.8.1955 | Brands Hatch International [S1.5] | 30 | | Bob Jennings | R. D. Jennings | DNA |
| 1.8.1955 | Brands Hatch International [S+1.9] | 52 | | Roy Salvadori | Gilbey Eng. | 4th |
| 1.8.1955 | Brands Hatch International [S+1.9] | 55 | T20 Sports | Tom Kyffin | Equipe Devone | DNA |
| 6.8.1955 | Charterhall International [S1.5] | 9 | T39 | Jim Russell | Cooper Car Co. | DNA |
| 6.8.1955 | Charterhall International [S2.7] | 9 | T39 | Jim Russell | Cooper Car Co. | DNA |
| 6.8.1955 | Charterhall International [S1.5] | 10 | T39 | Ivor Bueb | Cooper Car Co. | DNA |
| 6.8.1955 | Charterhall International [S2.7] | 10 | T39 | Ivor Bueb | Cooper Car Co. | DNA |
| 6.8.1955 | Charterhall International [S2.7] | 22 | T20 Sports | Bruce Halford | Equipe Devone | raced |
| 6.8.1955 | Charterhall International [Sports] | 22 | T20 Sports | Bruce Halford | Equipe Devone | DNA |
| 6.8.1955 | Charterhall International [S2.7] | 26 | T23 | Jack Walton | J. H. Walton | DNA |
| 6.8.1955 | Charterhall International [Sports] | 26 | T23 | Jack Walton | J. H. Walton | DNA |
| 6.8.1955 | Charterhall International [Invitation Race] | 27 | T33 | Gil Tyrer | J. H. Walton | 4th |
| 6.8.1955 | Charterhall International [Sports] | 27 | T33 | Gil Tyrer | J. H. Walton | raced |
| 6.8.1955 | Charterhall International [S1.5] | 57 | T21 | Peter Jackson | Peter Jackson | DNA |
| 6.8.1955 | Charterhall International [S2.7] | 57 | T21 | Peter Jackson | Peter Jackson | DNA |
| 6.8.1955 | Charterhall International [Sports] | 70 | T23 Barb | Alex McMillan | W. A. McMillan | DNA |
| 6.8.1955 | Charterhall International [S2.7] | 70 | T23 Barb | Alex McMillan | W. A. McMillan | raced |
| 6.8.1955 | Charterhall International [Sports] | 85 | T25 | Dick Gibson | R. Gibson | DNA |
| 6.8.1955 | Charterhall International [S2.7] | 85 | T25 | Dick Gibson | R. Gibson | DNA |