| 9.4.1966 | BRSCC Oulton Park [GT] | 9 | Eleven Le Mans GT | Ben Moore | Ben Moore | 8th |
| 9.4.1966 | BRSCC Oulton Park [GT] | 18 | Elan | Eric Bird | Eric Bird | DNA |
| 9.4.1966 | BRSCC Oulton Park [GT] | 19 | Elan | Sandy McCracken | J. Nicholson | 3rd |
| 9.4.1966 | BRSCC Oulton Park [GT] | 20 | Elan | Arnold Milburn | Arnold Milburn | 5th |
| 9.4.1966 | BRSCC Oulton Park [Formula Libre] | 36 | 23 B | John Nicholson | John Nicholson | 12th |
| 9.4.1966 | BRSCC Oulton Park [GT] | 41 | 23 | Trevor Twaites | Trevor Twaites | raced |
| 9.4.1966 | BRSCC Oulton Park [Formula Libre] | 51 | 19 | John Scott-Davies | Aintree Circuit Racing Team | 7th |
| 9.4.1966 | BRSCC Oulton Park [Formula Libre] | 95 | 31 | Peter Fattorini | Peter Fattorini | DNA |
| 9.4.1966 | BRSCC Oulton Park [Formula Libre] | 99 | 41 | Chris Moore | Chris Moore | DNA |
| 9.4.1966 | BRSCC Oulton Park [Formula Libre] | 102 | 41 | Teddie Dawson | Teddie Dawson | 11th |
| 9.4.1966 | BRSCC Oulton Park [Formula Libre] | 103 | 20 | Albert McMillan | Christy and Hardisty Motors Ltd. | 18th |
| 9.4.1966 | BRSCC Oulton Park [Formula Libre] | 105 | 22 | Rod Pickering | B.P.G. Engineering Ltd. | DNA |
| 9.4.1966 | BRSCC Oulton Park [Formula Libre] | 114 | 22 | Don Hayden | Donald Hayden | DNF |
| 9.4.1966 | BRSCC Oulton Park [Formula Libre] | 119 | 41 | Mo Nunn | Mo Nunn | 8th |
| 9.4.1966 | BRSCC Oulton Park [Formula Libre] | 120 | | Chris Lewis | Chris Lewis | 16th |
| 9.4.1966 | BRSCC Oulton Park [GT] | 124 | Eleven GT | George Hadfield | G. K. Hadfield | DNA |
| 9.4.1966 | BRSCC Oulton Park [GT] | 132 | Elan | Allan Ordidge | Allan Robert Ordidge | DNA |
| 9.4.1966 | BRSCC Oulton Park [GT] | 133 | Elan | Ian Turnbull | Ian Turnbull | DNA |
| 9.4.1966 | BRSCC Oulton Park [Sports] | 158 | Seven | Don Molyneux | Don Molyneux | ?th |
| 9.4.1966 | BRSCC Oulton Park [Sports] | 159 | Seven | Mike Trye | Mike Trye | DNA |
| 10.4.1966 | GP Singapore | 8 | 23 B | Lee Han Seng | | 1st |
| 11.4.1966 | BRSCC Mallory Park [Formula Libre] | 4 | 30 JCB | Peter Sadler | P. Sadler | DNA |
| 11.4.1966 | BRSCC Mallory Park [SR] | 4 | 30 JCB | Peter Sadler | P. Sadler | raced |
| 11.4.1966 | BRSCC Mallory Park [Formula Libre] | 5 | 30/40 | John Berry | J. Berry | DNA |
| 11.4.1966 | BRSCC Mallory Park [SR] | 5 | 30/40 | John Berry | J. Berry | raced |
| 11.4.1966 | BRSCC Mallory Park [Formula Libre] | 7 | 22 | Rod Pickering | B.P.G. Engineering Ltd. | 4th |
| 11.4.1966 | BRSCC Mallory Park [Formula Libre] | 12 | 23 B | John Nicholson | J. Nicholson | DNA |
| 11.4.1966 | BRSCC Mallory Park [SR] | 12 | 23 B | John Nicholson | J. Nicholson | ?th |
| 11.4.1966 | BRSCC Mallory Park [Formula Libre] | 18 | 18 | Peter Farrer | P. W. Farrer | DNA |
| 11.4.1966 | BRSCC Mallory Park [Formula Libre] | 19 | 20 | E. F. Heasell | E. Heasell | DNA |
| 11.4.1966 | BRSCC Mallory Park [Formula Libre] | 21 | 18 | Roy Dowen | R. Dowen | DNA |
| 11.4.1966 | BRSCC Mallory Park [Formula Libre] | 23 | 20 | A. G. Hardisty | Christey and Hardisty (Motors) Ltd. | DNA |
| 11.4.1966 | BRSCC Mallory Park [GT] | 71 | Eleven Le Mans GT | Ben Moore | B. A. Moore | raced |
| 11.4.1966 | BRSCC Mallory Park [GT] | 81 | Elan | John Nicholson | J. Nicholson | raced |
| 11.4.1966 | BRSCC Mallory Park [GT] | 82 | Elan | | Mefco Racing | raced |
| 11.4.1966 | BRSCC Mallory Park [GT] | 83 | Elan | Ian Turnbull | I. Turnbull | raced |
| 11.4.1966 | BRSCC Mallory Park [GT] | 85 | Elan | G. Warden | G. Warden | raced |
| 11.4.1966 | BRSCC Mallory Park [GT] | 86 | Seven GT | S. L. J. Cook | C.S.M.A. Racing Team | raced |
| 11.4.1966 | BRSCC Mallory Park [GT] | 89 | Elite | J. H. Howard | J. H. Howard | DNA |
| 11.4.1966 | BRSCC Mallory Park [GT] | 90 | Elan | Cliff Lawrence | Barnet Motor Co. Ltd. | raced |
| 11.4.1966 | BRSCC Mallory Park [GT] | 94 | Elan | John Harris | M. Gartlaw | 1st |
| 11.4.1966 | BRSCC Mallory Park [SR] | 103 | 23 | Ben Moore | B. A. Moore | raced |
| 11.4.1966 | BRSCC Mallory Park [SR] | 104 | Eleven | C. J, Hayden | C. J. Hayden | raced |
| 11.4.1966 | BRSCC Mallory Park [SR] | 107 | Seven | M. Morton | M. Morton | raced |
| 11.4.1966 | BRSCC Mallory Park [SR] | 108 | Seven Super | James Leaver | J. G. Leaver | raced |
| 11.4.1966 | BRSCC Mallory Park [SR] | 110 | 23 B | Alan Fowler | A. Fowler | raced |
| 11.4.1966 | Sussex Trophy Goodwood | 129 | Elan 26 Racing S2 | John Miles | Race proved by Willment | 1st |
| 11.4.1966 | Sussex Trophy Goodwood | 130 | Elan | John Hine | C. Barber | DNF |
| 11.4.1966 | Sussex Trophy Goodwood | 131 | Elan | Peter Creasey | P. Creasey | 3rd |
| 11.4.1966 | Sussex Trophy Goodwood | 132 | Elan | Chris St. Quintin | C. St. Quintin | DNA |
| 11.4.1966 | Sussex Trophy Goodwood | 133 | Elan | Bob Ellice | Uptune (Racing) Limited | 4th |
| 11.4.1966 | Sussex Trophy Goodwood | 134 | Elan | Eric Oliver | E. S. Oliver | DNA |
| 11.4.1966 | Sussex Trophy Goodwood | 135 | Elan | Don Marriott | D. Marriott | 6th |
| 11.4.1966 | Sussex Trophy Goodwood | 136 | Elan | John Lepp | Sports Motors (Machester) Ltd. | DNA |
| 11.4.1966 | Sussex Trophy Goodwood | 137 | Elan | Peter Pollard | P. M. Pollard | 2nd |
| 11.4.1966 | Sussex Trophy Goodwood | 138 | Eleven Le Mans GT | Jim Mackay | J. Mackay | ?th |
| 11.4.1966 | Sussex Trophy Goodwood | 139 | Eleven GT | Michael Costin | | ?th |
| 11.4.1966 | Lavant Cup Goodwood | 146 | 23 | Jack Paterson | Race Proved by Willment | DNA |
| 11.4.1966 | Lavant Cup Goodwood | 151 | 23 | Tommy Weber | Vegantune Engineering | DNF |
| 11.4.1966 | Lavant Cup Goodwood | 152 | 23 | Mike Garton | Vegantune Engineering | raced |
| 11.4.1966 | Lavant Cup Goodwood | 161 | 23 | Jim Morley | J. F. Morley | 6th |
| 11.4.1966 | Lavant Cup Goodwood | 162 | 23 | Robin McArthur | R. McArthur | raced |
| 11.4.1966 | Lavant Cup Goodwood | 163 | 23 | Peter Gaydon | P. R. H. Gaydon | ?th |
| 11.4.1966 | Lavant Cup Goodwood | 164 | 23 B | Ken Crook | K. Crook | raced |
| 11.4.1966 | Lavant Cup Goodwood | 165 | 23 B | Robin Widdows | R. M. Widdows | DNA |
| 11.4.1966 | SA SCC Roy Hesketh | | Seven | Brian McKenzie | | ?th |
| 11.4.1966 | SA SCC Roy Hesketh | | 23 B | Keith Berrington-Smith | | 2nd |
| 16.4.1966 | LCCC Oulton Park [Sports/GT] | 1 | Seven | Don Hulme | Don Hulme | DNA |
| 16.4.1966 | LCCC Oulton Park [Clubman] | 1 | Seven | Don Hulme | Don Hulme | DNA |
| 16.4.1966 | LCCC Oulton Park [Clubman] | 2 | Seven | Mike Trye | Mike Trye | DNA |
| 16.4.1966 | LCCC Oulton Park [Sports/GT] | 3 | Eleven | Jack Walsh | Jack Walsh | DNA |
| 16.4.1966 | LCCC Oulton Park [Clubman] | 5 | Seven | Clive Doyle | Clive Doyle | DNA |
| 16.4.1966 | LCCC Oulton Park [Clubman] | 15 | Seven | Roy Begent | Roy Begent | DNA |
| 16.4.1966 | LCCC Oulton Park [Clubman] | 16 | Seven Super | Peter Crossley | Peter Crossley | DNA |
| 16.4.1966 | LCCC Oulton Park [Clubman] | 17 | Seven Super | Ron Turnbull | J. Blumer | DNA |
| 16.4.1966 | LCCC Oulton Park [Clubman] | 18 | Seven Super | David Aukland | David Aukland | DNA |
| 16.4.1966 | LCCC Oulton Park [Sports/GT] | 21 | Seven | John Enis | John Enis | DNA |
| 16.4.1966 | LCCC Oulton Park [Clubman] | 21 | Seven | John Enis | John Enis | DNA |
| 16.4.1966 | LCCC Oulton Park [Sports/GT] | 22 | Elan | Arnold Milburn | Arnold Milburn | 5th |
| 16.4.1966 | LCCC Oulton Park [Clubman] | 51 | Seven | Stuart Gerrell | Stuart Gerrell | DNA |
| 16.4.1966 | LCCC Oulton Park [Clubman] | 52 | Seven | Don Molyneux | Don Molyneux | DNA |
| 16.4.1966 | LCCC Oulton Park [Clubman] | 53 | Seven | Peter Poole | Peter Poole | ?th |
| 16.4.1966 | LCCC Oulton Park [Sports/GT] | 55 | Seven | Peter Poole | Peter Poole | raced |
| 16.4.1966 | LCCC Oulton Park [Sports/GT] | 56 | Seven | Brian Dorey | James Brian Dorey | DNA |
| 16.4.1966 | LCCC Oulton Park [Clubman] | 56 | Seven | Brian Dorey | James Brian Dorey | DNA |
| 16.4.1966 | LCCC Oulton Park [Clubman] | 57 | Seven | Pete Barber | Pete Barber | 4th |
| 16.4.1966 | LCCC Oulton Park [Clubman] | 58 | Seven Super | James Leaver | James Leaver | DNA |
| 16.4.1966 | LCCC Oulton Park [Clubman] | 60 | Seven | Derek Rex | Derek Rex | 3rd |
| 16.4.1966 | LCCC Oulton Park [Clubman] | 61 | Seven | Brian Rippingale | Brian Rippingale | DNA |
| 16.4.1966 | LCCC Oulton Park [Formula Libre] | 111 | 22 | James Bracegirdle | A. D. Bracegirdle | DNA |
| 16.4.1966 | LCCC Oulton Park [Formula Libre] | 112 | 20 | Albert McMillan | Christy and Hardy Motors Ltd. | DNA |
| 16.4.1966 | LCCC Oulton Park [Sports/GT] | 128 | 19 | John Scott-Davies | Aintree Circuit Racing Team | 3rd |
| 16.4.1966 | LCCC Oulton Park [Sports/GT] | 130 | 23 B | Ken Crook | Lewis Nunn Racing | 4th |
| 16.4.1966 | LCCC Oulton Park [Sports/GT] | 131 | 23 | Ben Moore | Ben Moore | ?th |
| 16.4.1966 | LCCC Oulton Park [Sports/GT] | 132 | Seven | Roy Jones | Roy Jones | DNA |
| 16.4.1966 | LCCC Oulton Park [Sports/GT] | 138? | Seven | Derek Rex | Derek Rex | ?th |
| 16.4.1966 | LCCC Oulton Park [Sports/GT] | 139 | Elan | Allan Ordidge | Allan Ordidge | DNA |
| 16.4.1966 | LCCC Oulton Park [Sports/GT] | 140 | Elan 26 Racing S2 | Morris / Hone / Mould | Mefco Racing | DNA |
| 16.4.1966 | LCCC Oulton Park [Sports/GT] | 141 | Elan | Alan Minshaw | Alan Minshaw | DNA |
| 16.4.1966 | LCCC Oulton Park [Sports/GT] | | 23 B | Peter Dickinson | Peter Dickinson | raced |