| 18.8.1963 | ECFCC San Luis Obispo [CM+DM+EM+FM+GM+AP+BP+CP+DP] | 12 | Garter Snake | Bill Chapman | Bill Chapman | DNA |
| 18.8.1963 | ECFCC San Luis Obispo [CM+DM+EM+FM+GM+AP+BP+CP+DP] | 126 | | Phil Halbert | Phil Halbert | DNA |
| 24.8.1963 | Tourist Trophy | 3 | Cobra | Sears / Miles | John Willment Automobiles Ltd. | DNS |
| 24.8.1963 | Tourist Trophy | 4 | Cobra | Bob Olthoff | John Willment Automobiles Ltd. | DNS |
| 24.8.1963 | SCCA National Watkins Glen [CP+DP] | 8 | | Shelby Walker | Shelby A. Walker | 7th |
| 24.8.1963 | SCCA National Watkins Glen [CP+DP] | 31 | | Charles J. Lynch, III | Charles J. Lynch, III | 10th |
| 24.8.1963 | SCCA National Watkins Glen [AP+BP] | 41 | Cobra | Bob Brown | A. J. Griffith, Jr. | 1st |
| 24.8.1963 | SCCA National Watkins Glen [CP+DP] | 71 | | Bill Harwell | | DNF |
| 24.8.1963 | Harewood Acres | | Cobra | Tom Payne | | 2nd |
| 25.8.1963 | Hill Climb Ollon-Villars | 95 | Ace | Alfred Benziger | | 58th |
| 25.8.1963 | Hill Climb Ollon-Villars | 98 | Ace | André Bungener | | DNS |
| 25.8.1963 | Hill Climb Ollon-Villars | 104 | Ace | Charles Stolz | | 62nd |
| 25.8.1963 | SCCA Divisional Newport [AP+BP+CP+DP] | | Cobra | John Razzelle | | raced |
| 1.9.1963 | SCCA Regional Santa Barbara [AP+BP] | 37 | Cobra | Paul Cunningham | Paul Cunningham | DNA |
| 1.9.1963 | SCCA Regional Santa Barbara [CP+DP] | 113 | Ace | Gil Ranney | Gilbert Ranney | 2nd |
| 1.9.1963 | SCCA Regional Santa Barbara [CP+DP] | 129 | | Phil Halbert | Phil Halbert | DNA |
| 2.9.1963 | SCCA National Thompson [AP+BP+CP+DP] | 7 | | Shelby Walker | | 13th |
| 2.9.1963 | SCCA National Thompson [AP+BP+CP+DP] | 12 | | Rod DeRonge | | DNF |
| 2.9.1963 | SCCA National Thompson [AP+BP+CP+DP] | 34 | | Charles Lynch | | 17th |
| 2.9.1963 | SCCA National Thompson [AP+BP+CP+DP] | 41 | Cobra | Bob Brown | | 2nd |
| 7.9.1963 | 200 mile Road America | 13 | Cobra | Tom Payne | Daniel F. Gerber, Jr. | 2nd |
| 7.9.1963 | Norbury Trophy Crystal Palace | 54 | | Neil McNab | M. McNab | raced |
| 7.9.1963 | Indian Summer Trophy | | Cobra | Eppie Wietzes | Comstock | 3rd |
| 7.9.1963 | 200 mile Road America | | Cobra | R. E. L. Hayes | | 1st |
| 7.9.1963 | 200 mile Road America | | | Ellsworth / Bowman | | ?th |
| 7.9.1963 | Indian Summer Mosport [Production +1.6] | | Cobra | Eppie Wietzes | Comstock | 1st |
| 8.9.1963 | 500 mile Road America | 13 | Cobra | Payne / Gerber | Daniel F. Gerber, Jr. | 38th |
| 14.9.1963 | 500 km Bridgehampton [GT] | 41 | Cobra | Bob Brown | White-Griffith Motors | DNF |
| 15.9.1963 | MMGCC St. Eugene IV [Production +2.5/FJr.] | 54 | Cobra | Eppie Wietzes | | 3rd |
| 15.9.1963 | MMGCC St. Eugene IV [Main] | 54 | Cobra | Eppie Wietzes | Comstock Racing Team | 3rd |
| 21.9.1963 | BARC Goodwood [Formula Libre] | 16 | | R. E. A. Carpenter | R. E. A. Carpenter | DNA |
| 21.9.1963 | BARC Goodwood [GT+1.15] | 47 | Ace | Mackay / Tice | D. J. Mackay | DNA |
| 21.9.1963 | BARC Goodwood [Handicap B] | 47 | Ace | Mackay / Tice | D. J. Mackay | DNA |
| 21.9.1963 | BARC Goodwood [Marque] | 47 | Ace | Mackay / Tice | D. J. Mackay | DNA |
| 22.9.1963 | USRRC-GT Mid-Ohio | 45 | Cobra | R. E. L. Hayes | R. E. L. (Bob) Hayes | DNA |
| 22.9.1963 | Tour de France | 160 | Ace | "Mardro" / Savoye | | DNF |
| 22.9.1963 | SCC-BC Westwood [Formula Libre] | | Cobra | John Razzelle | | 1st |
| 22.9.1963 | SCCA Divisional Midland [AP+?] | | Cobra | R. E. L. Hayes | | 1st |
| 22.9.1963 | SCC-BC Westwood [AP+BP+CP+DP] | | Cobra | John Razzelle | | 1st |
| 22.9.1963 | Coupes de Paris [GT2.0] | | | Lamoure | | 4th |
| 28.9.1963 | 6 h Marlborough | 3 | | Edwards / Edwards | R. G. P. Edwards | DNA |
| 28.9.1963 | 3 h Autosport | 23 | Cobra | Bob Olthoff | J. Willment Autos Ltd. | raced |
| 28.9.1963 | GP Canada Mosport | 54 | Cobra | Eppie Wietzes | Comstock Racing Team | 6th |
| 28.9.1963 | SCCA Divisional Lime Rock [AP+BP+CP] | | Cobra | Mark Donohue | Jack Griffith | 1st |
| 28.9.1963 | SCCA Divisional Lime Rock [AP+BP+CP] | | | Ron Kestler | | ?th |
| 29.9.1963 | Marlborough [FL+1.65] | 20 | | R. G. P. Edwards | R. G. P. Edwards | DNA |
| 29.9.1963 | Marlborough [Handicap] | 20 | | R. G. P. Edwards | R. G. P. Edwards | DNA |
| 29.9.1963 | Marlborough [FL] | 20 | | R. G. P. Edwards | R. G. P. Edwards | DNA |
| 29.9.1963 | 200 mile Kent | 59 | Cobra | John Razzelle | John Razzelle | DNF |
| 29.9.1963 | SCCA Regional Lynndale Farms [AP+BP+CP] | | Ace | John Wetherbee | | ?th |
| 30.9.1963 | SCCA Regional Nelson Ledges [AP+BP+CP] | | | F. Reed Andrews | | ?th |
| 13.10.1963 | SCCA Divisional Indianapolis [AP+BP+CP] | | | F. Reed Andrews | | ?th |
| 14.10.1963 | 4 h Relay Harewood Acres | | Ace | Trevor Allen | Relay Perplexed Ponderers | ?th |
| 19.10.1963 | SCCA Regional Laguna Seca [CM+DM+EM+FM+GM] | 312 | Garter Snake | Bill Chapman | Bill Chapman | DNA |
| 26.10.1963 | Preliminary Virginia [FJr.+CM+FM+GM] | 76 | Ace | Dave Guthrie | | 8th |
| 26.10.1963 | 5 h Westwood | | Cobra | John Razzelle | | ?th |
| 27.10.1963 | Preliminary Virginia [AP+BP+CP+CM+EM+FM+GM+FJr.] | 76 | Ace | Dave Guthrie | | DNF |
| 27.10.1963 | SCCA Divisional Virginia [Modified+AP+BP+CP+FJr.] | 76 | Ace | Dave Guthrie | | raced |
| 27.10.1963 | SCCA Regional Deming [BP+CP+DP] | | | Fritz Taylor | | 6th |
| 27.10.1963 | SCC-BC Westwood [AP+BP+CP+DP+EP+GT] | | Cobra | John Razzelle | | 1st |
| 2.11.1963 | 9 h Kyalami | 6 | Cobra | Olthoff / Gardner | John Willment Automobiles Ltd. | 2nd |
| 2.11.1963 | 9 h Kyalami | 7 | | Edwards / Edwards | R. G. P. Edwards | DNA |
| 3.11.1963 | 4 h Vaca Valley | 6 | | Chapman / O'Brien | | 6th |
| 3.11.1963 | SCCA Regional Vineland [AP+BP+CP+DP] | | Cobra | Mark Donohue | | DNF |
| 10.11.1963 | SCCA Divisional Marlboro [AP+BP+CP] | | Ace | Ronald Kistler | | 7th |
| 8.12.1963 | Nassau Trophy | 18 | Cobra | Balz Amschwand | | DNA |
| 14.12.1963 | Kyalami GP | 1 | Cobra | Paul Hawkins | John Willment Automobiles | 1st |
| 15.12.1963 | Dodger Stadium [AP+BP+CP+DP] | | Ace | Gil Ranney | | 2nd |
| 15.12.1963 | Dodger Stadium [Race of Champions] | | Ace | Gil Ranney | | ?th |
| 28.12.1963 | GP East London | | Cobra | John Whitmore | | 1st |