| 27.8.1966 | NSMC Oulton Park [Sports] | 37 | Mk VII S | Peter Roberts | Peter Roberts | 1st |
| 27.8.1966 | NSMC Oulton Park [Formula Libre] | 37 | Mk VII S | Peter Roberts | Peter Roberts | raced |
| 27.8.1966 | NSMC Oulton Park [Formula Libre] | 37 | Mk VII S | Peter Roberts | Peter Roberts | 5th |
| 27.8.1966 | NSMC Oulton Park [Sports] | 115 | | Peter Coulborn | Peter Coulborn | DNF |
| 28.8.1966 | Mid-Ohio [SR+AP+BP+CP+DP+EP] | 11 | Courier | David Schulte | | DNA |
| 28.8.1966 | USRRC Mid-Ohio | 14 | Mk VIII | Bob Nagel | Bob Nagel | 17th |
| 28.8.1966 | Mid-Ohio [SR+AP+BP+CP+DP+EP] | 15 | Courier | Ken Goodman | | DNA |
| 28.8.1966 | Mid-Ohio [SR+AP+BP+CP+DP+EP] | 54 | Courier | Bill Dornberger | | DNA |
| 28.8.1966 | USRRC Mid-Ohio | 57 | Mk VII S | Chuck Dietrich | Robert Amey | 7th |
| 28.8.1966 | USRRC Mid-Ohio | 61 | | George Walls | Beacon Racing | DNA |
| 28.8.1966 | USRRC Mid-Ohio | 71 | Mk VII | Bob Gardner | Bob Gardner | DNA |
| 28.8.1966 | Hill Climb Sierre Montagna | 165 | Mk VI | Heinrich Wirth | Karl Foitek | 32nd |
| 28.8.1966 | Hill Climb Sierre Montagna | 181 | Mk VII | Gustav Schlup | Gustav Schlup | DNA |
| 29.8.1966 | Guards Trophy Brands Hatch | 32 | Mk VIII | Malcolm Wayne | M. Wayne | 9th |
| 29.8.1966 | Guards Trophy Brands Hatch | 41 | Mk VII | Chris Ashmore | Alan Eccles | 16th |
| 29.8.1966 | NSCC Silverstone [SR] | 44 | Mk VII S | Chris Ashmore | Alan Eccles | DNA |
| 29.8.1966 | NSCC Silverstone [SR] | 49 | Mk VII | Bob Waters | Michael Craker | DNA |
| 29.8.1966 | NSCC Silverstone [SR] | 56 | Willment | Reginald John Smith | R. J. Smith | DNA |
| 29.8.1966 | NSCC Silverstone [Marque] | 75 | Courier | Edward Elwes | E. H. Elwes | DNA |
| 3.9.1966 | 200 mile Road America | 18 | Courier Mk III | Kopiske / LeMahieu | Donald F. Kopiske | DNA |
| 3.9.1966 | MGCC Oulton Park [GT/Sports] | 22 | Mk VII S | Peter Roberts | Peter Roberts | DNA |
| 3.9.1966 | MGCC Oulton Park [Formula Libre] | 22 | Mk VII S | Peter Roberts | Peter Roberts | DNA |
| 3.9.1966 | SCCA National Thompson [CSR+DSR+ESR+FSR] | 27 | Mk VIII | Fred Ashplant | | ?th |
| 3.9.1966 | 200 mile Road America | 49 | Courier Mk IV | Stevenson / Pence | Jon W. Stevenson | DNA |
| 3.9.1966 | Indian Summer Trophy | 411 | Mk VI | Al Justason | | raced |
| 3.9.1966 | SA SCC Killarney | | Mk VII | Luki Botha | | 2nd |
| 4.9.1966 | 500 mile Road America | 14 | Mk VIII | Nagel / Wyllie | Robert Nagel | DNF |
| 4.9.1966 | 500 mile Road America | 19 | Mk VIII | Goetz / Wintersteen | Peter Nicolls Goetz | 10th |
| 4.9.1966 | SMRC Ingliston [S/Special GT+1.2] | 22 | Mk VII | Richard Scott | R. Scott | 3rd |
| 4.9.1966 | SMRC Ingliston [S/Special GT+1.2] | 23 | Mk VII S | Peter Roberts | P. C. O. Roberts | DNA |
| 4.9.1966 | 500 mile Road America | 31 | | Dickinson / Devine | George Dickinson | DNF |
| 4.9.1966 | 500 mile Road America | 48 | Mk VII | Countryman / Nelson | Nodak Racing Team | DNA |
| 4.9.1966 | Santa Barbara [CSR+DSR+ESR+FSR+GSR] | 52 | Mk VII S | Ed Bowman | Edward Bowman | DNA |
| 4.9.1966 | 500 mile Road America | 66 | | Munroe / Rogers | Bruce Munroe | DNF |
| 4.9.1966 | 500 mile Road America | 67 | Mk VII | Scott / Ross | G. Ralph Scott | 13th |
| 4.9.1966 | Santa Barbara [AP+BP+CP+DP] | 74 | Courier | Wes McNay | M & R Racing | DNA |
| 4.9.1966 | 500 mile Road America | 74 | Mk VII | Rahal / Rand | Michael Rahal | 14th |
| 4.9.1966 | 500 mile Road America | 84 | Mk VI | Lang / Philipps | Dale Lang | DNF |
| 4.9.1966 | 500 mile Road America | 88 | Mk II | Hazelwood / Rogers | Jackson Hazelwood | DNA |
| 10.9.1966 | PMC Silverstone [SR] | 109 | Mk VII S | Peter Roberts | P. C. O. Roberts | DNA |
| 10.9.1966 | PMC Silverstone [SR] | 211 | | David Driver | D. R. Driver | raced |
| 11.9.1966 | Mont-Tremblant | 411 | Mk VI | Al Justason | | 18th |
| 18.9.1966 | Can-Am Bridgehampton | 27 | Mk VIII | Fred Ashplant | Fred Ashplant | DNA |
| 18.9.1966 | SCCA Regional Virginia [Main] | 28 | Courier | Pall Huffman | | 11th |
| 18.9.1966 | Can-Am Bridgehampton | 56 | Mk VIII | | | DNS |
| 18.9.1966 | Can-Am Bridgehampton | 85 | Mk VIII | Earl Jones | Earl Jones | DNA |
| 24.9.1966 | Can-Am Mosport | 14 | Mk VIII | Bob Nagel | Nagel Racing | DNA |
| 24.9.1966 | Can-Am Mosport | 15 | Mk VIII S | Tom Ashwell | Dr. Tom Ashwell | DNQ |
| 24.9.1966 | Can-Am Mosport | 58 | Mk VII S | Chuck Dietrich | Robert E. Amey | DNQ |
| 1.10.1966 | 8 Clubs Silverstone [Sports] | | Mk VII S | Peter Roberts | | 2nd |
| 2.10.1966 | SMRC Ingliston [S/Special GT+1.2] | 36 | Mk VII | Richard Scott | R. Scott | DNF |
| 8.10.1966 | BARC Silverstone [Sports] | 70 | Mk VII S | Peter Roberts | P. C. O. Roberts | DNA |
| 8.10.1966 | BARC Silverstone [Sports] | 71 | Mk VII | Bob Waters | M. Craker | DNA |
| 9.10.1966 | NSCC Mallory Park [SR] | 103 | Mk VIII S | Malcolm Wayne | Malcolm Wayne | raced |
| 9.10.1966 | NSCC Mallory Park [SR] | 107 | Mk VI | Joe Payne | Joe I. Payne | raced |
| 16.10.1966 | 1000 km Paris | 2 | | | | DNS |
| 16.10.1966 | Preliminary Watkins Glen [ESR+FSR+GSR+CP]] | 41 | Mk VI | Al Justason | | DNF |
| 16.10.1966 | Preliminary Watkins Glen [ESR+FSR+GSR+CP]] | 41 | Mk VI | Al Justason | | 4th |
| 16.10.1966 | SCCA Regional Watkins Glen [ESR+FSR+GSR+CP]] | 41 | Mk VI | Al Justason | | 5th |
| 16.10.1966 | SCCA Regional Virginia [SR+DP+FP+BS] | 63 | Mk VII | Brad Parker | | 1st |
| 16.10.1966 | SCCA Regional Nelson Ledges [ESR+GSR] | | Mk VIII | Bob Nagel | | 1st |
| 5.11.1966 | 9 h Kyalami | 12 | Mk VII | Botha / Gous | L. J. Botha | DNF |
| 26.11.1966 | US Champions Riverside [GSR+HSR] | 11 | Mk VII | Gordon Heald | | 3rd |
| 27.11.1966 | US Champions Riverside [CP+DP] | 51 | Courier | William McKemie | | DNF |
| 27.11.1966 | US Champions Riverside [CSR+DSR+ESR+FSR] | 121 | Mk VII | Bob Gardner | | DNF |
| 27.11.1966 | US Champions Riverside [CSR+DSR+ESR+FSR] | 624 | | Gary Long | | 21st |
| 2.12.1966 | Governor's Trophy & Nassau TT | 27 | Mk VIII | Fred Ashplant | | 36th |
| 4.12.1966 | Nassau Trophy | 27 | Mk VIII | Fred Ashplant | | 45th |
| 4.12.1966 | GP Rhodesia | | Mk VII | Luki Botha | | 2nd |