| 2.7.1966 | BRSCC Oulton Park [Sports] | 31 | E-type | Rhoddy Harvey-Bailey | R. Harvey-Bailey | DNF |
| 2.7.1966 | BRSCC Oulton Park [GT] | 31 | E-type | Rhoddy Harvey-Bailey | R. Harvey-Bailey | DNF |
| 2.7.1966 | BRSCC Oulton Park [S/GT] | 31 | E-type | Rhoddy Harvey-Bailey | R. Harvey-Bailey | 4th |
| 2.7.1966 | BRSCC Oulton Park [S/GT] | 35 | E-type | Henryk Synowiec | Henryk Synowiec | raced |
| 2.7.1966 | BARC Crystal Palace [Special GT/Marque] | 72 | E-type | Edward Nelson | E. S. Nelson | 8th |
| 2.7.1966 | BARC Crystal Palace [Special GT/Marque] | 73 | E-type | Warren Pearce | | 7th |
| 2.7.1966 | BARC Crystal Palace [Special GT/Marque] | 74 | E-type | John Quick | | 6th |
| 2.7.1966 | BRSCC Oulton Park [GT] | 129 | E-type | Chris Summers | G. Rimmell | 6th |
| 2.7.1966 | BRSCC Oulton Park [GT] | 131 | E-type | Charles Bridges | Charles Bridges | 2nd |
| 3.7.1966 | SCCA National Greenwood [CP+DP+EP] | 3 | | John Abel | | DNA |
| 3.7.1966 | Montes Claros | 45 | E-type | Carlos Santos | | raced |
| 3.7.1966 | SCCA National Greenwood [CP+DP+EP] | 89 | XK140 | Ron McConkey | | 1st |
| 4.7.1966 | SCCA National Galveston [CP+DP+EP] | | XK120 | D. E. Richardson | | ?th |
| 9.7.1966 | Martini Trophy Silverstone | 11 | E-type | George Humble | George Humble | raced |
| 9.7.1966 | Martini Trophy Silverstone | 12 | E-type | Paul Vestey | Paul Vestey | DNA |
| 9.7.1966 | Martini Trophy Silverstone | 38 | E-type | Edward Nelson | Edward Nelson | DNA |
| 9.7.1966 | MCMRC Oulton Park [GT] | 51 | E-type | Chris Summers | G. Rimell | DNS |
| 9.7.1966 | MCMRC Oulton Park [GT] | 52 | E-type | Henryk Synowiec | Henryk Synowiec | 7th |
| 9.7.1966 | MCMRC Oulton Park [GT] | 53 | E-type | Jack Hayden | Jack Hayden | 8th |
| 9.7.1966 | MCMRC Oulton Park [GT] | 55 | E-type | John Bailey | John Bailey | 12th |
| 9.7.1966 | MCMRC Oulton Park [GT] | 56 | E-type | John Scott-Davies | Aintree Circuit Racing Team | DNA |
| 9.7.1966 | MCMRC Oulton Park [GT] | 57 | E-type | Charles Bridges | Charles Bridges | 2nd |
| 9.7.1966 | Vila Real | | E-type | Carlos Santos | | 3rd |
| 10.7.1966 | SCCA Regional Cotati [AP+BP+CP+DP] | 78 | XK120 | Paul Hammer | | DNA |
| 16.7.1966 | Dunboyne Trophy | 26 | E-type | Kenneth McArdle | | DNF |
| 17.7.1966 | DARM Norisring [GT+1.6] | 43 | E-type | Ulf Härtl | Ulf-Dieter Härtl | DNF |
| 17.7.1966 | GP Mugello | 97 | E-type | Edward Nelson | | 30th |
| 17.7.1966 | GP Mugello | 100 | E-type | John Scott-Davies | | DNA |
| 17.7.1966 | GP Mugello | 101 | E-type | Riccardo Sambuco | | DNA |
| 23.7.1966 | BRSCC Oulton Park [S/GT] | 58 | E-type | Charles Bridges | Red Rose Motors (Chester) Ltd. | DNS |
| 23.7.1966 | BRSCC Oulton Park [GT] | 58 | E-type | Charles Bridges | Red Rose Motors (Chester) Ltd. | 3rd |
| 23.7.1966 | BRSCC Oulton Park [GT] | 59 | E-type | Rhoddy Harvey-Bailey | R. M. Harvey-Bailey | DNA |
| 23.7.1966 | BRSCC Oulton Park [S/GT] | 59 | E-type | Rhoddy Harvey-Bailey | R. M. Harvey-Bailey | DNA |
| 23.7.1966 | BRSCC Oulton Park [GT] | 60 | E-type | George Humble | George Humble | 8th |
| 23.7.1966 | BRSCC Oulton Park [S/GT] | 60 | E-type | George Humble | George Humble | 12th |
| 23.7.1966 | BRSCC Oulton Park [S/GT] | 63 | E-type | Chris Summers | G. Rimmell | 6th |
| 23.7.1966 | BRSCC Oulton Park [GT] | 63 | E-type | Chris Summers | G. Rimmell | 6th |
| 24.7.1966 | 24 h Spa | 2 | Mark II 3.8 | Dutoit / Meert | | 5th |
| 24.7.1966 | SCCA National Connellsville [DP] | 15 | XK120 S | Janet Guthrie | | DNA |
| 24.7.1966 | SCCA National Connellsville [DP] | 38 | XK120 | Dick Schulze | | DNA |
| 24.7.1966 | Circuito de Cascais | 39 | E-type | Carlos Santos | | 5th |
| 30.7.1966 | LCCC Oulton Park [GT] | 34 | E-type | Henryk Synowiec | Henryk Synowiec | DNF |
| 30.7.1966 | LCCC Oulton Park [GT] | 154 | E-type | Charles Bridges | Red Rose Motors (Chester) Ltd. | 2nd |
| 7.8.1966 | 3 h Huíla | 34 | E-type | Jack Conninghan Sobral | | 10th |
| 13.8.1966 | 750 MC Oulton Park [GT] | 105 | E-type RB | Chris Summers | R. B. Beck | 2nd |
| 13.8.1966 | 750 MC Oulton Park [Formula Libre] | 108 | E-type Lightweight | Charles Bridges | Red Rose Motors (Chester) Ltd. | 8th |
| 13.8.1966 | 750 MC Oulton Park [GT] | 108 | E-type | Charles Bridges | Red Rose Motors (Chester) Ltd. | 1st |
| 13.8.1966 | 750 MC Oulton Park [Sports] | 146 | E-type | John Bailey | John Bailey | DNF |
| 14.8.1966 | Circuito do Porto | 39 | E-type | Carlos Santos | | 2nd |
| 14.8.1966 | SMRC Ingliston [Marque] | 60 | E-type | Ronnie Morrison | R. F. Morrison | 2nd |
| 20.8.1966 | BARC Oulton Park [Marque] | 32 | E-type | Rhoddy Harvey-Bailey | R. Harvey-Bailey | 2nd |
| 20.8.1966 | BARC Oulton Park [Marque] | 33 | E-type | Paul Vestey | Paul Vestey | DNA |
| 20.8.1966 | BARC Oulton Park [Marque] | 34 | E-type | Edward Nelson | Ted Nelson | 5th |
| 20.8.1966 | BARC Oulton Park [Handicap] | 34 | E-type | Edward Nelson | Ted Nelson | ?th |
| 20.8.1966 | BARC Oulton Park [Special GT] | 35 | E-type | Charles Bridges | Red Rose Motors (Chester) Ltd. | 2nd |
| 20.8.1966 | H&DLLC Castle Combe [Production] | 62 | E-type | Chris Summers | G. Rimell | DNA |
| 20.8.1966 | H&DLLC Castle Combe [Production] | 67 | E-type | John Bailey | John Bailey | DNA |
| 20.8.1966 | H&DLLC Castle Combe [Production] | 68 | E-type | Terry Kirby | A. J. B. Shaw | DNA |
| 21.8.1966 | 12 h Surfers Paradise | 35 | E-type | Thompson / Scott | Shepparton Truck Sales | ?th |
| 21.8.1966 | 12 h Surfers Paradise | 36 | XK150 S | Newby / Orr | Merv Newby | DNA |
| 27.8.1966 | NSMC Oulton Park [Formula Libre] | 90 | E-type | Henryk Synowiec | Henryk Synowiec | 9th |
| 27.8.1966 | NSMC Oulton Park [Formula Libre] | 90 | E-type | Henryk Synowiec | Henryk Synowiec | DNF |
| 27.8.1966 | NSMC Oulton Park [Formula Libre] | 91 | E-type | Charles Bridges | Red Rose Motors (Chester) Ltd. | 8th |
| 27.8.1966 | NSMC Oulton Park [Formula Libre] | 91 | E-type | Charles Bridges | Red Rose Motors (Chester) Ltd. | 2nd |
| 28.8.1966 | Mid-Ohio [SR+AP+BP+CP+DP+EP] | 31 | XK120 | William Sargent | | DNA |
| 28.8.1966 | Mid-Ohio [SR+AP+BP+CP+DP+EP] | 88 | XK120 | Gil Littell | | DNA |
| 28.8.1966 | Hill Climb Sierre Montagna | 240 | E-type | Hans Schertenleib | Hans Schertenleib | DNA |
| 28.8.1966 | Hill Climb Sierre Montagna | 241 | E-type | Fred Kunz | Fred Kunz | 46th |
| 28.8.1966 | Hill Climb Sierre Montagna | 242 | E-type | Peter Ditzler | Basilea | 41st |
| 28.8.1966 | Hill Climb Sierre Montagna | 248 | E-type | Ernst Brem | Ernst Brem | 26th |
| 28.8.1966 | Vila do Conde | | E-type | Manuel Nogueira Pinto | | DNF |
| 28.8.1966 | Vila do Conde | | E-type | Carlos Santos | | 3rd |
| 29.8.1966 | NSCC Silverstone [Special GT] | 80 | E-type | Edward Sibley | E. J. Sibley | DNA |
| 29.8.1966 | NSCC Silverstone [Marque] | 80 | E-type | Edward Sibley | E. J. Sibley | DNA |
| 29.8.1966 | NSCC Silverstone [Marque] | 81 | E-type | John Bailey | John Bailey | DNA |
| 29.8.1966 | NSCC Silverstone [Marque] | 82 | E-type | Rhoddy Harvey-Bailey | R. M. Harvey-Bailey | DNA |
| 29.8.1966 | NSCC Silverstone [Marque] | 88 | E-type | Henryk Synowiec | H. Synowiec | DNA |
| 29.8.1966 | NSCC Silverstone [Special GT] | 109 | E-type | John Scott-Davies | Aintree Circuit Racing Team | DNA |
| 29.8.1966 | NSCC Silverstone [Special GT] | 114 | E-type RB | Rob Beck | R. B. Beck | DNA |
| 3.9.1966 | MGCC Oulton Park [GT] | 24 | E-type | John Scott-Davies | John Scott-Davies | raced |
| 3.9.1966 | MGCC Oulton Park [Formula Libre] | 24 | E-type | John Scott-Davies | John Scott-Davies | DNF |
| 3.9.1966 | MGCC Oulton Park [GT/Sports] | 24 | E-type | John Scott-Davies | John Scott-Davies | 2nd |
| 3.9.1966 | 200 mile Road America | 31 | E-type | Rafferty / Sargeant | Mrs. F. P. Rafferty | raced |
| 3.9.1966 | MGCC Oulton Park [GT] | 114 | E-type | Charles Bridges | Red Rose Motors (Chester) Ltd. | DNF |
| 4.9.1966 | Santa Barbara [AP+BP+CP+DP] | 61 | XK120 M | Frank Saraga | Frank Saraga | DNA |
| 4.9.1966 | SMRC Ingliston [Marque] | 78 | E-type | Ronnie Morrison | R. F. Morrison | 5th |
| 10.9.1966 | PMC Silverstone [GT+1.15] | 90 | E-type | Rhoddy Harvey-Bailey | R. M. Harvey-Bailey | raced |
| 10.9.1966 | PMC Silverstone [GT+1.15] | 95 | XK120 | Anthony Archer | A. B. Archer | raced |
| 17.9.1966 | Gold Cup Oulton Park | 49 | E-type | John Lumsden-Taylor | Jim Lumsdon-Taylor | 19th |
| 17.9.1966 | Gold Cup Oulton Park | 50 | E-type | George Humble | George Humble | DNA |
| 17.9.1966 | Gold Cup Oulton Park | 51 | E-type | Henryk Synowiec | Henryk Synowiec | 17th |
| 17.9.1966 | Gold Cup Oulton Park | 52 | E-type Lightweight | Charles Bridges | Red Rose Motors (Chester) Ltd. | 9th |
| 17.9.1966 | Gold Cup Oulton Park | 53 | E-type Lightweight | Bob Vincent | Bob Vincent | 13th |
| 18.9.1966 | Bridgehampton [AP+BP+CP+DP] | 47 | XK120 | Fred Humphry | Fred Humphry | DNA |
| 18.9.1966 | Bridgehampton [AP+BP+CP+DP] | 63 | E-type | Oliver Jones | Oliver Jones | DNA |
| 18.9.1966 | Bridgehampton [AP+BP+CP+DP] | 75 | XK120 S | Janet Guthrie | Janet Guthrie | DNA |
| 18.9.1966 | Bridgehampton [AP+BP+CP+DP] | 93 | XK120 S | Dennis Greenberg | Dennis Greenberg | DNA |
| 18.9.1966 | Bridgehampton [AP+BP+CP+DP] | 96 | E-type | Charles Murray | Charles Murray | DNA |
| 18.9.1966 | Bridgehampton [AP+BP+CP+DP] | 97 | XK120 Coupe | Leonard Baily | Leonard Baily, Jr. | DNA |
| 24.9.1966 | 5 h Relay Oulton Park | 1P | E-type Lightweight | Brian Redman | Team Red Rose | DNA |