| 22.5.1966 | SM Monza | | 23 | Xavier Perrot | | 4th |
| 22.5.1966 | SM Monza | | Elan Racing | Hans Tschiemer | | 6th |
| 22.5.1966 | SCCA Regional Watkins Glen [SR] | | 23 B | Phil Seitz | | 1st |
| 28.5.1966 | MCMRC Oulton Park [Sports] | 1 | Seven | Don Molyneux | Don Molyneux | DNF |
| 28.5.1966 | MCMRC Oulton Park [Sports] | 2 | Eleven | Jack Walsh | J. D. Walsh | 6th |
| 28.5.1966 | AMOC Silverstone [S1.6] | 6 | Seven | K. P. Maguire | K. P. Maguire | DNA |
| 28.5.1966 | MCMRC Oulton Park [Sports] | 8 | Seven | Roger Hughes | D. J. Brough | DNA |
| 28.5.1966 | MCMRC Oulton Park [GT] | 20 | Elite | Andrew Hill | A. Hill | 11th |
| 28.5.1966 | AMOC Silverstone [S1.6] | 21 | Elan | Peter Beaver | P. D. Beaver | DNA |
| 28.5.1966 | AMOC Silverstone [S1.6] | 22 | Elan | Brian Sherwood | B. J. Sherwood | DNA |
| 28.5.1966 | MCMRC Oulton Park [GT] | 22 | Elan 26 Racing S2 | John Miles | Race Proved by Willment | 1st |
| 28.5.1966 | SCCA National Courtland | 22 | 23 | | | raced |
| 28.5.1966 | MCMRC Oulton Park [GT] | 23 | Elan | Bob Smith | Bob Smith | 5th |
| 28.5.1966 | MCMRC Oulton Park [GT] | 24 | Elan | Arnold Milburn | A. Milburn | DNA |
| 28.5.1966 | MCMRC Oulton Park [GT] | 26 | Elan | Glyn Jones | A. Milburn | DNA |
| 28.5.1966 | MCMRC Oulton Park [GT] | 27 | Elan | Peter Creasey | Peter Creasley | 4th |
| 28.5.1966 | MCMRC Oulton Park [GT] | 28 | Elan | Arthur Moore | A. G. Moore | DNA |
| 28.5.1966 | MCMRC Oulton Park [Sports] | 28 | Elan | Arthur Moore | A. G. Moore | DNA |
| 28.5.1966 | AMOC Silverstone [S1.6] | 35 | Seven | Joe Beavis | H. J. Beavis | DNA |
| 28.5.1966 | AMOC Silverstone [S1.6] | 37 | | Paul Harper | P. W. Harper | DNA |
| 28.5.1966 | AMOC Silverstone [S1.6] | 44 | | Len Hill | L. Hill | DNA |
| 28.5.1966 | AMOC Silverstone [S1.6] | 45 | Seven | R. Mash | R. Marsh | DNA |
| 28.5.1966 | MCMRC Oulton Park [Formula Libre] | 46 | 20 | Albert McMillan | A. McMillan | DNF |
| 28.5.1966 | AMOC Silverstone [S1.6] | 48 | 23 B | Brian Field | B. Field | DNA |
| 28.5.1966 | AMOC Silverstone [S1.6] | 49 | Elan | Alan Harvey | A. Harvey | DNA |
| 28.5.1966 | AMOC Silverstone [S1.6] | 50 | 23 B | Peter Dickinson | P. R. Dickinson | DNA |
| 28.5.1966 | MCMRC Oulton Park [Formula Libre] | 52 | Seven | John Enis | John Enis | DNA |
| 28.5.1966 | MCMRC Oulton Park [Formula Libre] | 55 | Seven Super | Clive Stanton | J. C. Stanton | 10th |
| 28.5.1966 | MCMRC Oulton Park [Formula Libre] | 62 | 19 | John Scott-Davies | John Scott-Davies | 2nd |
| 28.5.1966 | MCMRC Oulton Park [Sports] | 62 | 19 | John Scott-Davies | John Scott-Davies | 1st |
| 28.5.1966 | MCMRC Oulton Park [Sports] | 150 | Seven | Derek Rex | Derek Rex | 7th |
| 28.5.1966 | MCMRC Oulton Park [Sports] | 152 | Seven Super | David Aukland | David Aukland | DNS |
| 28.5.1966 | MCMRC Oulton Park [Sports] | 153 | Seven | Peter Gregson | William Peter Gregson | 8th |
| 28.5.1966 | SCCA National Courtland | | 23 | | | raced |
| 28.5.1966 | SA SCC Kyalami SAF | | 23 B | Keith Berrington-Smith | | 1st |
| 29.5.1966 | Grovewood Trophy Mallory Park | 8 | 30 | Brian Muir | "Race Proved by Willment" | 9th |
| 29.5.1966 | Grovewood Trophy Mallory Park | 9 | 30 Series 2 | John Dean | John Dean Racing | DNA |
| 29.5.1966 | Grovewood Trophy Mallory Park | 11 | 30/40 | John Berry | Thomas Motors (Blackpool) Ltd. | 6th |
| 29.5.1966 | Grovewood Trophy Mallory Park | 19 | 19 | John Scott-Davies | Aintree Circuit Racing Team | 10th |
| 29.5.1966 | Labatt 50 Mont-Tremblant | 42 | Elan | Max Nerriere | Max Nerriere | DNF |
| 29.5.1966 | Grovewood Trophy Mallory Park [S2.0] | 62 | Elan 26 Racing S2 | John Miles | "Race Proved by Willment" | 1st |
| 29.5.1966 | Grovewood Trophy Mallory Park [S2.0] | 63 | Elan | John Lepp | Sports Motors (Manchester) Ltd. | 3rd |
| 29.5.1966 | Grovewood Trophy Mallory Park [S2.0] | 64 | Elan | Bill Dryden | J. N. Cuthbert | 2nd |
| 29.5.1966 | Grovewood Trophy Mallory Park [S2.0] | 65 | Elan | Julian Sutton | A. G. P. Ramsay | raced |
| 29.5.1966 | Grovewood Trophy Mallory Park [S2.0] | 66 | Elan | Bob Ellice | Uptune (Racing) Ltd. | 5th |
| 29.5.1966 | Grovewood Trophy Mallory Park [S2.0] | 67 | Elan | Eric Falce | E. P. Falce | 4th |
| 29.5.1966 | Grovewood Trophy Mallory Park [S2.0] | 68 | Elan | Don Marriott | D. Marriott | DNA |
| 29.5.1966 | Grovewood Trophy Mallory Park [S2.0] | 69 | Elan | Peter Pollard | P. M. Pollard | raced |
| 29.5.1966 | Grovewood Trophy Mallory Park [S2.0] | 70 | Elan | Arthur Moore | A. G. Moore | DNA |
| 29.5.1966 | Grovewood Trophy Mallory Park [S2.0] | 71 | Elan 26 Racing S2 | Peter Mould | Mefco Racing | raced |
| 29.5.1966 | DARM GT Hockenheim | 74 | Elan Racing | Jim Baldwin | | ?th |
| 29.5.1966 | DARM GT Hockenheim | 77 | Elan | Klaus Scholz | | ?th |
| 29.5.1966 | DARM GT Hockenheim | 78 | Elan | Friedhelm Theissen | | ?th |
| 29.5.1966 | Grovewood Trophy Mallory Park [S2.0] | 81 | Eleven Le Mans GT | Ben Moore | B. A. Moore | raced |
| 29.5.1966 | Labatt 50 Mont-Tremblant | 172 | 23 B | Phil Seitz | Phil Seitz | 15th |
| 30.5.1966 | NSCC Silverstone [SR] | 2 | Seven | Joe Beavis | H. J. Beavis | raced |
| 30.5.1966 | NSCC Silverstone [SR] | 16 | Seven | M. B. Stevens | M. B. Stevens | raced |
| 30.5.1966 | NSCC Silverstone [SR] | 18 | Seven | Francis Murphy | | raced |
| 30.5.1966 | NSCC Silverstone [SR] | 29 | Seven | Roy Jones | Roy Jones | raced |
| 30.5.1966 | NSCC Silverstone [SR] | 35 | Eleven | Chris Cooke | C. E. Cooke | raced |
| 30.5.1966 | NSCC Silverstone [Special GT] | 36 | Eleven | Reg Forester-Smith | R. J. Forester-Smith | raced |
| 30.5.1966 | NSCC Silverstone [SR] | 36 | Eleven | Reg Forester-Smith | R. J. Forester-Smith | raced |
| 30.5.1966 | NSCC Silverstone [SR] | 37 | Eleven GT Le Mans | Geoff Crossley | Geoff Crossley | raced |
| 30.5.1966 | NSCC Silverstone [SR] | 42 | Eleven | Adrian Kendrick | Adrian Kendrick | raced |
| 30.5.1966 | NSCC Silverstone [SR] | 45 | 23 B | Peter Dickinson | P. R. Dickinson | raced |
| 30.5.1966 | NSCC Silverstone [SR] | 46 | 23 B | Frank Greenwood | Frank Greenwood | raced |
| 30.5.1966 | NSCC Silverstone [SR] | 49 | 19 | John Scott-Davies | Aintree Circuit Racing Team | DNA |
| 30.5.1966 | NSCC Silverstone [SR] | 56 | | Alan Eccles | Alan Eccles | 2nd |
| 30.5.1966 | Anerley Trophy Crystal Palace | 89 | 23 | Tommy Weber | Team Vegantune | 3rd |
| 30.5.1966 | Anerley Trophy Crystal Palace | 90 | 23 | Mike Garton | Team Vegantune | raced |
| 30.5.1966 | Anerley Trophy Crystal Palace | 91 | 23 B | Brian Field | B. L. Field | DNS |
| 30.5.1966 | NSCC Silverstone [Special GT] | 119 | Elite | Mike Moore | Michael Moore | DNA |
| 30.5.1966 | NSCC Silverstone [Special GT] | 122 | Elan | Brian Marshall | Brian Marshall | ?th |
| 30.5.1966 | NSCC Silverstone [Special GT] | 123 | Elan | Vernon James | V. W. James | ?th |
| 30.5.1966 | NSCC Silverstone [Special GT] | 124 | Elan | Arnold Milburn | Arnold Milburn | DNA |
| 30.5.1966 | Whitsun Goodwood [Sports/GT] | 125 | 23 B | A. W. Besson | A. W. Besson | DNA |
| 30.5.1966 | NSCC Silverstone [Special GT] | 125 | Elan | Trevor Howard | Trevor Howard | DNA |
| 30.5.1966 | NSCC Silverstone [Special GT] | 126 | Elan | Brian Sherwood | B. J. Sherwood | raced |
| 30.5.1966 | Whitsun Goodwood [Sports/GT] | 127 | 23 | Ray Reader | R. E. A. Reader | DNA |
| 30.5.1966 | Whitsun Goodwood [Sports/GT] | 128 | 23 | Jack Paterson | Race Proved by Willment | DNA |
| 30.5.1966 | Whitsun Goodwood [Sports/GT] | 129 | 23 B | Ken Crook | K. Crook | DNA |
| 30.5.1966 | Whitsun Goodwood [Sports/GT] | 130 | 23 | Jim Morley | J. F. Morley | DNA |
| 30.5.1966 | Whitsun Goodwood [Sports/GT] | 131 | 23 | Peter Gaydon | P. R. H. Gaydon | DNA |
| 30.5.1966 | NSCC Silverstone [Special GT] | 135 | Elan | Ian Turnbull | Ian Turnbull | raced |
| 30.5.1966 | Whitsun Goodwood [Sports/GT] | 138 | Elan | Don Marriott | D. Marriott | DNA |
| 30.5.1966 | Whitsun Goodwood [Sports/GT] | 139 | Elan | Peter Pollard | P. M. Pollard | DNA |
| 30.5.1966 | Whitsun Goodwood [Sports/GT] | 140 | Elan | Eric Falce | E. Falce | DNA |
| 30.5.1966 | Whitsun Goodwood [Sports/GT] | 141 | Elan 26 Racing S2 | John Miles | Race Proved by Willment | DNA |
| 30.5.1966 | Whitsun Goodwood [Sports/GT] | 142 | Elan | John Harris | M. Gartlan | DNA |
| 30.5.1966 | Whitsun Goodwood [Sports/GT] | 143 | Elan | John Hine | C. Barber | DNA |
| 30.5.1966 | Whitsun Goodwood [Sports/GT] | 144 | Elan | Keith Burnand | H. K. Burnand | DNA |
| 30.5.1966 | Whitsun Goodwood [Sports/GT] | 145 | Elan | Chris St. Quintin | C. St. Quintin | DNA |
| 30.5.1966 | Whitsun Goodwood [Sports/GT] | 146 | Elan | Bob Ellice | Uptune (Racing) Ltd. | DNA |
| 30.5.1966 | Whitsun Goodwood [Sports/GT] | 147 | Elan | Ray Adlam | R. Adlam | DNA |
| 30.5.1966 | Whitsun Goodwood [Sports/GT] | 148 | Elan | John Lepp | Sports Motors (Machester) Ltd. | DNA |
| 30.5.1966 | Whitsun Goodwood [Sports/GT] | 158 | Eleven Le Mans GT | Renato Bertorelli | R. Bertorelli | DNA |
| 30.5.1966 | National Zandvoort [Formula Libre] | | Seven Super | Anton Keizer | | 2nd |
| 30.5.1966 | National Zandvoort [Formula Libre] | | 23 | Ron Deinum | | 1st |
| 30.5.1966 | National Zandvoort [GT] | | Elan | Henk van Zalinge | | ?th |
| 30.5.1966 | National Zandvoort [GT] | | Elite | Cees Hellinga | | ?th |