| 8.5.1966 | SMRC Ingliston [S/Special GT+1.2] | 09 | Elite | Andrew Hill | A. W. Hill | DNA |
| 8.5.1966 | Velodromloppet [GT2.0] | 2 | Elan S2 | Ingemar Nilsson | | DNA |
| 8.5.1966 | USRRC Laguna Seca | 4 | 23 | | | DNS |
| 8.5.1966 | Velodromloppet [GT2.0] | 4 | Elan | Arno Gyltman | Skaraborgs SVK | 6th |
| 8.5.1966 | Velodromloppet [GT2.0] | 6 | Elan S2 | Jan Johnson | SMK Motala | DNF |
| 8.5.1966 | Velodromloppet [SP2.0] | 7 | Elite | Kjell Alfvengren | | DNA |
| 8.5.1966 | Velodromloppet [GT2.0] | 7 | Elan S2 | Jan-Olof Östlund | | 8th |
| 8.5.1966 | Velodromloppet [GT2.0] | 10 | Elan S2 | Yngve Johansson | | 9th |
| 8.5.1966 | Velodromloppet [GT2.0] | 13 | Elan | Erik Berger | Bengtsfors MC | 2nd |
| 8.5.1966 | Velodromloppet [GT2.0] | 14 | Elan S2 | Claes Lake | | DNA |
| 8.5.1966 | Velodromloppet [GT2.0] | 15 | Elan S2 | Per Brandström | KAK/UV | 3rd |
| 8.5.1966 | USRRC Laguna Seca | 16 | 23 B | George Follmer | | 6th |
| 8.5.1966 | Velodromloppet [GT2.0] | 18 | Elan | Lars Thaung | | DNA |
| 8.5.1966 | Velodromloppet [GT2.0] | 20 | Elan | Claes Jung | | DNA |
| 8.5.1966 | Velodromloppet [GT2.0] | 21 | Elan | Anders Josephson | | DNA |
| 8.5.1966 | USRRC Laguna Seca | 23 | 23 B | Doug Revson | | 9th |
| 8.5.1966 | SMRC Ingliston [S/Special GT+1.2] | 24 | Elan | Bill Dryden | J. N. Cuthbert | 3rd |
| 8.5.1966 | USRRC Laguna Seca | 29 | 19 G | Steve Diulo | | DNF |
| 8.5.1966 | SMRC Ingliston [S/Special GT+1.2] | 29 | Seven Super | Ian Cochrane | I. Cochrane | DNA |
| 8.5.1966 | SMRC Ingliston [S/Special GT+1.2] | 33 | Elan | David Ross | G. Birrell | 9th |
| 8.5.1966 | USRRC Laguna Seca | 33A | 23 B | Pierre Phillips | | DNF |
| 8.5.1966 | 500 mile Brands Hatch | 34 | Elan | Ellice / Greene | Uptune (Racing) Ltd. | 5th |
| 8.5.1966 | 500 mile Brands Hatch | 36 | Elan | Eric Falce | E. P. Falce | DNF |
| 8.5.1966 | SMRC Ingliston [S/Special GT1.2] | 37 | 23 B | John Nicholson | J. Nicholson | DNA |
| 8.5.1966 | USRRC Laguna Seca | 41 | 23 | Dick Schmidt | | 12th |
| 8.5.1966 | USRRC Laguna Seca | 67 | Elan | Bill Young | | DNA |
| 8.5.1966 | USRRC Laguna Seca | 69 | 23 | Eric Anderson | | DNA |
| 8.5.1966 | SMRC Ingliston [S/Special GT1.2] | 113 | Eleven | Sandy McCracken | J. Nicholson | DNA |
| 14.5.1966 | Silverstone International | 1 | 23 | Vic Wilson | Vegantune Engineering | DNF |
| 14.5.1966 | Silverstone International | 6 | 19 | John Scott-Davies | Aintree Circuit Racing Team | 13th |
| 14.5.1966 | Silverstone International | 17 | 30 | Brian Muir | Race Proved by Willment | 14th |
| 14.5.1966 | Silverstone International | 18 | 30 | John Nicholson | Farnborough Racing Enterprises | DNS |
| 14.5.1966 | Silverstone International | 19 | 30 Series 2 | John Dean | J. W. Dean | DNF |
| 14.5.1966 | Silverstone International | 20 | 30/40 | John Berry | Thomas Motors | DNF |
| 15.5.1966 | SCCA National Cumberland [AP+BP+CP] | 3 | Seven Super | W. M. Hayman | Mike Hayman | DNA |
| 15.5.1966 | SCCA National Cumberland [AP+BP+CP] | 16 | Seven | Richard Barnes | Richard Barnes | DNA |
| 15.5.1966 | SCCA National Cumberland [GSR+HSR] | 17 | Eleven | Bob Thomas | Robert Thomas | DNA |
| 15.5.1966 | SCCA National Cumberland [GSR+HSR] | 48 | | Kenneth Gee | Kenneth Gee | DNA |
| 15.5.1966 | SCCA National Cumberland [GSR+HSR] | 64 | | George Taylor | George Taylor | DNA |
| 15.5.1966 | SCCA National Cumberland [AP+BP+CP] | 72 | Seven Super | Sam Feinstein | Samuel Feinstein | DNA |
| 15.5.1966 | SCCA National Cumberland [GSR+HSR] | 72 | | Erika Rhone | Erika Rhone | DNA |
| 15.5.1966 | SCCA National Cumberland [AP+BP+CP] | 73 | Seven Super | Willis Weldin | Willis Weldin | DNA |
| 15.5.1966 | SCCA National Cumberland [AP+BP+CP] | 95 | Seven Super | Bob Hopper | David Stewart | DNA |
| 15.5.1966 | SCCA National Cumberland [AP+BP+CP] | 99 | Elan | Bob Leitzinger | Lotus Cars of Pittsburgh | 2nd |
| 15.5.1966 | GP Paris [SP] | | 23 B | Mike Knight | | 5th |
| 15.5.1966 | Mittelrhein Nürburgring | | | Joseph Rozelle | | ?th |
| 15.5.1966 | Junioren Trophy Zandvoort | | Elan S2 | Ernst Hagemann | | ?th |
| 15.5.1966 | GP Paris [SP] | | 23 B | Vincent Palmaro | | 6th |
| 15.5.1966 | GP Paris [GT] | | Elan | "Alain Dex" | | 1st |
| 16.5.1966 | Player's Pacific Westwood | 1 | 23 B | George Chapman | | 7th |
| 16.5.1966 | Player's Pacific Westwood | 3 | 23 | Pierre Phillipe | | DNF |
| 16.5.1966 | Player's Pacific Westwood | 4 | 23 B | Harold Brown | | 4th |
| 16.5.1966 | Player's Pacific Westwood | 14 | 23 B | Dave Ridenour | | 10th |
| 16.5.1966 | Player's Pacific Westwood | 23 | 23 | Tony Boothby | | DNF |
| 16.5.1966 | Player's Pacific Westwood | 26 | 23 | John Stuhldreier | | 12th |
| 16.5.1966 | Player's Pacific Westwood | 34 | 23 | Max Beimler | | DNF |
| 16.5.1966 | Player's Pacific Westwood | 69 | 23 B | Eric Anderson | | 9th |
| 16.5.1966 | Player's Pacific Westwood | 139 | Mark VI | Loren St. Lawrence | | 8th |
| 16.5.1966 | Player's Pacific Westwood | 411 | 23 | Dick Schmidt | | 16th |
| 22.5.1966 | Stockholmsloppet [SP2.0] | 3 | Elan 26 Racing | Rolf Örell | | 6th |
| 22.5.1966 | Stockholmsloppet [SP2.0] | 4 | 23 | Sven Carrhage | | DNA |
| 22.5.1966 | Stockholmsloppet [SP2.0] | 5 | 23 B | Göte-Ingvar Johansson | | 4th |
| 22.5.1966 | Stockholmsloppet [SP2.0] | 6 | Elan | Kaj Bornebusch | | 7th |
| 22.5.1966 | 1000 km Spa | 14 | 23 | Weber / Cabral | | DNA |
| 22.5.1966 | USRRC Bridgehampton | 23 | 23 B | Doug Revson | | 18th |
| 22.5.1966 | USRRC Bridgehampton | 44 | 19 | Jerry Hansen | | DNF |
| 22.5.1966 | USRRC Bridgehampton | 46 | 23 | John Morton | | 8th |
| 22.5.1966 | 1000 km Spa | 60 | Elan | Eichhorn / Steinemann | Squadra Foitek | DNF |
| 22.5.1966 | USRRC Bridgehampton | 60 | Elan | Bob Colombosian | | 20th |
| 22.5.1966 | 1000 km Spa | 61 | Elan | Svensson / Lindgren | | DNA |
| 22.5.1966 | 1000 km Spa | 62 | Elan 26 Racing | Wahlström / Brandström | Elan Sweden | 14th |
| 22.5.1966 | SM Monza | | 23 | Xavier Perrot | | 4th |
| 22.5.1966 | SM Monza | | Elan 26 Racing | Karl Foitek | | 2nd |
| 22.5.1966 | SM Monza | | 23 | Bruno Frey | | 3rd |
| 22.5.1966 | SM Monza | | Elan Racing | Hans Tschiemer | | 6th |
| 22.5.1966 | 1000 km Spa | | Elan Racing | "Baki" / Peter | OASC | DNA |
| 22.5.1966 | SCCA Regional Watkins Glen [SR] | | 23 B | Phil Seitz | | 1st |
| 22.5.1966 | Stockholmsloppet [SP2.0] | | Seven Super | Jan Agrén | | 5th |
| 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 | 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 | SCCA National Courtland | 22 | 23 | | | raced |
| 28.5.1966 | MCMRC Oulton Park [GT] | 22 | Elan 26 Racing S2 | John Miles | Race Proved by Willment | 1st |
| 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] | 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] | 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] | 48 | 23 B | Brian Field | B. Field | DNA |
| 28.5.1966 | MCMRC Oulton Park [Formula Libre] | 52 | Seven | John Enis | John Enis | DNA |
| 28.5.1966 | MCMRC Oulton Park [Sports] | 62 | 19 | John Scott-Davies | John Scott-Davies | 1st |
| 28.5.1966 | MCMRC Oulton Park [Formula Libre] | 62 | 19 | John Scott-Davies | John Scott-Davies | 2nd |
| 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 |