| 12.5.1957 | Eläintarhanajo | 17 | #XKD 530 | Väinö Miettinen | | 7th |
| 18.5.1957 | Preliminary Santa Barbara [BM+CM+DM+EM] | 78 | | Pete Woods | Ron Milosevech | DNA |
| 18.5.1957 | Preliminary Santa Barbara [BM+CM+DM+EM] | 133 | #XKD 527 | Jerry Austin | Jerry Austin | 4th |
| 18.5.1957 | Snetterton [Sports] | | #XKD 511 | Ian Baillie | | 4th |
| 19.5.1957 | Preliminary Cumberland [Ladies] | 17 | #XKD 538 | Joan Ellis | Jack Ensley | DNA |
| 19.5.1957 | SCCA National Cumberland [BM+CM+DM] | 17 | #XKD 538 | Jack Ensley | Jack Ensley | DNA |
| 19.5.1957 | SCCA National Cumberland [BM+CM+DM] | 49 | #XKD 545 | George Constantine | George Constantine | DNA |
| 19.5.1957 | SCCA National Cumberland [BM+CM+DM] | 59 | | Walt Hansgen | Briggs Cunningham | 2nd |
| 19.5.1957 | SCCA National Cumberland [BM+CM+DM] | 60 | | John Fitch | Briggs Cunningham | DNF |
| 19.5.1957 | SCCA National Cumberland [BM+CM+DM] | 61 | | Russ Boss | Briggs Cunningham | 6th |
| 19.5.1957 | Santa Barbara [S+1.5] | 78 | #XKD 528 | Pete Woods | Ron Milosevech | DNQ |
| 19.5.1957 | SCCA National Cumberland [BM+CM+DM] | 80 | #XKD 529 | Harry Carter | Tage Hansen | 9th |
| 19.5.1957 | Santa Barbara [S+1.5] | 133 | #XKD 527 | Jerry Austin | Jerry Austin | 5th |
| 19.5.1957 | BRSCC Brands Hatch [Sports Unlimited] | | #XKD 502 | Maurice Charles | | 2nd |
| 25.5.1957 | LCCC Oulton Park [Handicap II] | 42 | #XKC 403 | Bob Berry | J. C. Broadhead | 4th |
| 25.5.1957 | LCCC Oulton Park [S3.0/S+3.0] | 42 | #XKC 403 | Bob Berry | J. C. Broadhead | 4th |
| 25.5.1957 | LCCC Oulton Park [Racing Handicap] | 42 | #XKC 403 | Bob Berry | J. C. Broadhead | 4th |
| 26.5.1957 | SCCA Regional Milwaukee [S+1.6] | 7 | #XKD 536 | Don Skogmo | | 3rd |
| 26.5.1957 | 1000 km Nürburgring | 9 | #XKD 504 | Bueb / Lawrence | Ecurie Ecosse | 11th |
| 26.5.1957 | 1000 km Nürburgring | 10 | #XKD 603 | Flockhart / Fairman | Ecurie Ecosse | 8th |
| 26.5.1957 | 1000 km Nürburgring | 11 | #XKD 606 | Sanderson / Steed | Ecurie Ecosse | 16th |
| 26.5.1957 | 1000 km Nürburgring | 16 | #XKD 517 | Taylor / Scott-Brown | Murkett Bros. | DNF |
| 26.5.1957 | SCCA Regional Thompson [CM+DM+EM] | 58 | | Phil Forno | Briggs Cunningham | 4th |
| 26.5.1957 | SCCA Regional Thompson [CM+DM+EM] | 59 | | John Fitch | Briggs Cunningham | 1st |
| 26.5.1957 | SCCA Regional Thompson [CM+DM+EM] | 60 | | Briggs Cunningham | Briggs Cunningham | 6th |
| 26.5.1957 | SCCA Regional Thompson [CM+DM+EM] | 61 | | Walt Hansgen | Briggs Cunningham | DNF |
| 26.5.1957 | SCCA Regional Thompson [CM+DM+EM] | 80 | #XKD 529 | Harry Carter | | 2nd |
| 26.5.1957 | Gainesville [Novice] | | #XKD 546 | | C. K. Thompson | raced |
| 30.5.1957 | 2 h Forez [S+1.5] | 82 | #XKD 573 | Bianchi | Equipe Nationale Belge | 5th |
| 30.5.1957 | 2 h Forez [S+1.5] | 84 | #XKD 504 | Sanderson / Lawrence | Ecurie Ecosse | 2nd |
| 30.5.1957 | 2 h Forez [S+1.5] | 86 | #XKD 603 | Ron Flockhart | Ecurie Ecosse | 1st |
| 30.5.1957 | 2 h Forez [S+1.5] | 88 | #XKD 601 | Duncan Hamilton | Duncan Hamilton | 3rd |
| 30.5.1957 | 2 h Forez [S+1.5] | 90 | #XKD 533 | Monnoyeur / Dupuy | Equipe Los Amigos/Edouard Monnoyeur | 7th |
| 2.6.1957 | Dunkirk [CM+DM+EM+BP+CP] | 63 | #XKD 524 | William Klinck | Paul Pfohl | 1st |
| 2.6.1957 | GP Dunkirk | 63 | #XKD 524 | William Klinck | Paul Pfohl | 1st |
| 2.6.1957 | Bakersfield [Handicap] | | #XKD 519 | Bill Krause | | DNF |
| 8.6.1957 | Canadian Carrera | | #XKD 538 | Jack Ensley | | 1st |
| 8.6.1957 | Harewood Acres [S+2.0] | | #XKD 538 | Jack Ensley | | 1st |
| 9.6.1957 | SCCA National Lime Rock [CM+DM+EM] | 60 | | Walt Hansgen | Briggs Cunningham | 4th |
| 9.6.1957 | SCCA National Lime Rock [CM+DM+EM] | 61 | | John Fitch | Briggs Cunningham | 3rd |
| 9.6.1957 | SCCA National Lime Rock [CM+DM+EM] | 62 | | Phil Forno | Briggs Cunningham | DNF |
| 9.6.1957 | SCCA National Lime Rock [CM+DM+EM] | 80 | #XKD 529 | Harry Carter | | 6th |
| 10.6.1957 | Whitsun Goodwood [Sports Unlimited] | | | Jack Fairman | | 4th |
| 10.6.1957 | Whitsun Goodwood [Sports Unlimited] | | #XKD 502 | Maurice Charles | | 3rd |
| 10.6.1957 | Whitsun Goodwood [Sports Unlimited] | | #XKD 511 | Ian Baillie | | 6th |
| 15.6.1957 | Preliminary Paramount Ranch [Modified +1.5] | 78 | #XKD 528 | Pete Woods | Ronald Milosevich | DNA |
| 15.6.1957 | Preliminary Paramount Ranch [Modified +1.5] | 133 | #XKD 527 | Jerry Austin | Jerry Austin | 2nd |
| 16.6.1957 | Consolation Paramount Ranch [Modified+FIII] | 78 | #XKD 528 | Pete Woods | Ronald Milosevich | 1st |
| 16.6.1957 | Paramount Ranch [S+1.5] | 78 | #XKD 528 | Pete Woods | Ronald Milosevich | 2nd |
| 16.6.1957 | Paramount Ranch [S+1.5] | 133 | #XKD 527 | Jerry Austin | Jerry Austin | DNF |
| 22.6.1957 | National Goodwood [Handicap] | | #XKD 502 | Maurice Charles | | 4th |
| 22.6.1957 | National Goodwood [Handicap] | | #XKD 502 | Maurice Charles | | 5th |
| 23.6.1957 | 24 h Le Mans | 3 | #XKD 606 | Bueb / Flockhart | Ecurie Ecosse | 1st |
| 23.6.1957 | 24 h Le Mans | 4 | #XKD 601 | Gregory / Hamilton | D. Hamilton | 6th |
| 23.6.1957 | 24 h Le Mans | 15 | #XKD 603 | Lawrence / Sanderson | Ecurie Ecosse | 2nd |
| 23.6.1957 | 24 h Le Mans | 16 | #XKD 573 | Frère / Rousselle | Ecurie Nationale Belge | 4th |
| 23.6.1957 | 24 h Le Mans | 17 | #XKD 513 | Lucas / "Mary" | Los Amigos | 3rd |
| 23.6.1957 | SCCA National Road America [BM+CM+DM+BP] | 17 | #XKD 538 | Jack Ensley | Jack R. Ensley | DNA |
| 23.6.1957 | SCCA National Road America [BM+CM+DM+BP] | 60 | #XKD 508 | Walt Hansgen | B. S. Cunningham | 1st |
| 23.6.1957 | SCCA National Road America [BM+CM+DM+BP] | 61 | | John Fitch | B. S. Cunningham | 2nd |
| 23.6.1957 | SCCA National Road America [BM+CM+DM+BP] | 62 | | Charles Wallace | B. S. Cunningham | 4th |
| 23.6.1957 | SCCA National Road America [BM+CM+DM+BP] | 103 | #XKD 536 | Don Skogmo | Don R. Skogmo | 7th |
| 23.6.1957 | 24 h Le Mans | | | | | DNA |
| 23.6.1957 | 24 h Le Mans | | | | | DNA |
| 29.6.1957 | 500 mil Monza | 2 | #XKD 606 | Jock Lawrence | Ecurie Ecosse | 5th |
| 29.6.1957 | 500 mil Monza | 4 | #XKD 603 | Jack Fairman | Ecurie Ecosse | 4th |
| 29.6.1957 | 500 mil Monza | 6 | #XKD 504 | Ninian Sanderson | Ecurie Ecosse | 6th |
| 30.6.1957 | SCCA Regional Thompson [CM+DM+EM+UR] | 80 | #XKD 529 | Harry Carter | | 2nd |
| 5.7.1957 | Preliminary Watkins Glen [Ladies] | 17 | #XKD 538 | Joan Ellis | Jack Ensley | DNA |
| 6.7.1957 | SCCA Regional Watkins Glen [BM+DM+EM+FM+GM] | 17 | #XKD 538 | Jack Ensley | Jack Ensley | DNA |
| 6.7.1957 | Glen Classic | 17 | #XKD 538 | Jack Ensley | Jack Ensley | DNA |
| 6.7.1957 | MCMC Oulton Park [Sports Unlimited] | 42 | #XKD 518 | Peter Blond | Peter Blond | 4th |
| 6.7.1957 | MCMC Oulton Park [FL/F3] | 42 | #XKD 518 | Peter Blond | Peter Blond | 4th |
| 6.7.1957 | MCMC Oulton Park [Sports Unlimited] | 54 | #XKC 403 | Bob Berry | J. C. Broadhead | 2nd |
| 6.7.1957 | MCMC Oulton Park [FL/F3] | 54 | #XKC 403 | Bob Berry | J. C. Broadhead | 2nd |
| 7.7.1957 | SCCA Regional Courtland [Main] | | | C. K. Thompson | | 1st |
| 7.7.1957 | SCCA Regional Courtland [Main] | | | Harry Rollings | | raced |
| 7.7.1957 | SCCA Regional Courtland [Ladies] | | | Mrs. C. K. Thompson | | raced |
| 7.7.1957 | SCCA Regional Courtland [CM+DM+EM+FM+CP+DP+EP] | | | Powell Thompson | | raced |
| 7.7.1957 | SCCA Regional Courtland [CM+DM+EM+FM+CP+DP+EP] | | | Harry Rollings | | 3rd |
| 13.7.1957 | Leinster Trophy | 2 | | Henry Taylor | | raced |
| 14.7.1957 | SCCA National Marlboro [BM+CM+DM+EM] | 61 | #XKD 529 | Walt Hansgen | Auto Engineering | 1st |
| 14.7.1957 | Preliminary Marlboro [CM+DM+EM] | 61 | #XKD 529 | Walt Hansgen | Auto Engineering | 1st |
| 20.7.1957 | Aintree International | 1 | #XKD 601? | Duncan Hamilton | | 3rd |
| 20.7.1957 | Aintree International | 2 | #XKC 403 | Jack Fairman | J. Broadhead | 5th |
| 20.7.1957 | Aintree International | 3 | #XKD 517 | Henry Taylor | Murkett Bros. | DNA |
| 20.7.1957 | Aintree International | 4 | #XKD 502 | Maurice Charles | | DNS |
| 27.7.1957 | Preliminary Pomona [Modified +1.5] | 133 | #XKD 527 | Jerry Austin | | 7th |
| 27.7.1957 | Preliminary Pomona [Modified +1.5] | 178 | #XKD 528 | Pete Woods | Ronnie Milosevich | 3rd |
| 28.7.1957 | Autosport Snetterton [Production] | 27 | #XKD 517 | Henry Taylor | Murkett Bros. | 1st |
| 28.7.1957 | Pomona [BM+CM+DM+EM] | 133 | #XKD 527 | Jerry Austin | | DNF |
| 28.7.1957 | Pomona [BM+CM+DM+EM] | 178 | #XKD 528 | Pete Woods | Ronnie Milosevich | DNS |
| 4.8.1957 | SCCA National Virginia [BM+CM+DM+EM] | 60 | | Walt Hansgen | Briggs Cunningham | 2nd |
| 4.8.1957 | Preliminary Virginia [BM+CM+DM] | 60 | | Walt Hansgen | Briggs Cunningham | 2nd |
| 4.8.1957 | SCCA National Virginia [BM+CM+DM+EM] | 61 | | Charles Wallace | Briggs Cunningham | 3rd |
| 4.8.1957 | Preliminary Virginia [BM+CM+DM] | 61 | | Charles Wallace | Briggs Cunningham | 3rd |
| 11.8.1957 | GP Sverige | 1 | #XKD 606 | Lawrence / Scott-Brown | Ecurie Ecosse | 8th |
| 11.8.1957 | GP Sverige | 2 | #XKD 603 | Sanderson / Fairman | Ecurie Ecosse | 11th |
| 11.8.1957 | GP Sverige | 10 | #XKD 573 | de Changy / Dubois | Equipe Nationale Belge | 5th |
| 17.8.1957 | Harewood Acres [S+3.0] | 107 | | William Klinck | Paul Phofl | DNA |