| 3.4.1966 | SCCA National Marlboro [AP+BP] | 1 | GT350 | Mark Donohue | | DNA |
| 3.4.1966 | SCCA National Marlboro [AP+BP] | 7 | Cobra | Ed Lowther | | DNF |
| 3.4.1966 | SCCA Regional Kirker Creek [AP+BP+CP] | 9 | Cobra | John Wilkins | | 3rd |
| 3.4.1966 | SCCA Regional Kirker Creek [CM+DM+EM+FM+GM+DP] | 14 | Cobra | Dave Ridenour | Al Rivera | 1st |
| 3.4.1966 | SCCA Regional Kirker Creek [AP+BP+CP] | 14 | Cobra | Roland Marzolf | | 2nd |
| 3.4.1966 | SCCA National Marlboro [AP+BP] | 15 | Cobra | Mel Wentzel | | DNA |
| 3.4.1966 | SCCA Regional Kirker Creek [AP+BP+CP] | 15 | Cobra | Richard Hocking | | DNA |
| 3.4.1966 | SCCA National Marlboro [AP+BP] | 18 | Cobra | Sidney Finkel | | DNA |
| 3.4.1966 | SCCA National Marlboro [AP+BP] | 19 | Cobra | Bob Bienerth | | DNA |
| 3.4.1966 | SCCA Regional Kirker Creek [AP+BP+CP] | 27 | GT350 | Dick Carter | | DNS |
| 3.4.1966 | SCCA Regional Kirker Creek [AP+BP+CP] | 42 | GT350 R | Richard Gamboni | | DNS |
| 3.4.1966 | SCCA National Marlboro [AP+BP] | 54 | GT350 | Ben Foster | | DNA |
| 3.4.1966 | SCCA National Marlboro [AP+BP] | 78 | GT350 R | Martin Krinner | | DNA |
| 3.4.1966 | SCCA National Marlboro [AP+BP] | 99 | GT350 | Jim Sypherd | | DNA |
| 9.4.1966 | BRSCC Oulton Park [S/GT] | 32 | Cobra | Nick Granville-Smith | Nick Granville-Smith | DNF |
| 9.4.1966 | BRSCC Oulton Park [GT] | 32 | Cobra | Nick Granville-Smith | Nick Granville-Smith | 4th |
| 17.4.1966 | SCCA National Fernandina Beach [CM+DM+EM+FM+AP+BP+CP] | | Cobra | | | raced |
| 17.4.1966 | SCCA National Vineland [AP+BP] | | Cobra | Ed Lowther | | 1st |
| 17.4.1966 | SCCA National Stuttgart [Main] | | Cobra | | | raced |
| 17.4.1966 | SCCA National Fernandina Beach [CM+DM+EM+FM+AP+BP+CP] | | GT350 | | | raced |
| 17.4.1966 | SCCA National Vineland [AP+BP] | | GT350 | | | raced |
| 17.4.1966 | SCCA National Vineland [AP+BP] | | Cobra | Harold Keck | | DNF |
| 17.4.1966 | SCCA National Vineland [AP+BP] | | GT350 | | | raced |
| 24.4.1966 | USRRC Las Vegas | 3 | Cobra | Lee Midgley | Bob Griffeth | DNA |
| 24.4.1966 | Las Vegas [AP+BP+CP+DP] | 4 | Cobra | Don Peckham | | raced |
| 24.4.1966 | USRRC Las Vegas | 4 | Cobra | Jim Dittemore | Don Peckam | DNS |
| 24.4.1966 | USRRC Las Vegas | 66 | Cobra | Jim Phillips | James H. Phillips | DNA |
| 24.4.1966 | SCCA Regional Shelton [Main] | 71 | GT350 | Palmer Crowell | | 6th |
| 24.4.1966 | Las Vegas [AP+BP+CP+DP] | | Cobra | John Wilkins | | 5th |
| 24.4.1966 | MWCSCC Lynndale Farms [Main] | | GT350 | Bill Stroh | | 1st |
| 24.4.1966 | SCCA Regional Shelton [Main] | | Cobra | Dave Phelan | | 4th |
| 25.4.1966 | 1000 km Monza | 10 | Cobra | Sparrow / Pendleton | John Sparrow | DNF |
| 1.5.1966 | SCCA National Virginia [AP+BP] | 5 | Cobra | Mel Wentzel | | DNA |
| 1.5.1966 | SCCA National Virginia [AP+BP] | 6 | Cobra | Bob Grossman | | DNA |
| 1.5.1966 | SCCA National Virginia [AP+BP] | 17 | GT350 R | John Scott | | DNF |
| 1.5.1966 | SCCA National Virginia [AP+BP] | 78 | GT350 R | Martin Krinner | | DNF |
| 1.5.1966 | SCCA National Virginia [AP+BP] | 117 | Cobra | Ed Lowther | | 1st |
| 1.5.1966 | SCCA National Virginia [AP+BP] | 188 | Cobra | Harold Keck | | DNF |
| 1.5.1966 | SCCA National Newport [Modified+AP+BP] | | Cobra | Dave Phelan | | ?th |
| 1.5.1966 | SCCA National Newport [Modified+AP+BP] | | Cobra | Bill Pendleton | | DNA |
| 1.5.1966 | SCCA National Bottomless Lakes [Modified+AP+BP+CP+DP] | | GT350 R | Brad Brooker | | 3rd |
| 1.5.1966 | SCCA National Bottomless Lakes [Modified+AP+BP+CP+DP] | | Cobra | John Nygaard | | 2nd |
| 3.5.1966 | GP Japan | 21 | Cobra Daytona Coupe | Tadashi Sakai | Tadashi Sakai | DNF |
| 3.5.1966 | GP Japan | 22 | Cobra | Keitaro Miho | Keitaro Miho | DNA |
| 8.5.1966 | 500 mile Brands Hatch | 1 | Cobra | Piper / Bondurant | The Chequered Flag | 1st |
| 8.5.1966 | 500 mile Brands Hatch | 2 | Cobra | Pike / Irwin | The Chequered Flag | DNF |
| 8.5.1966 | 500 mile Brands Hatch | 3 | Cobra | Dangerfield / Flory | N. H. Dangerfield | DNS |
| 8.5.1966 | SCCA Regional Laguna Seca [AP+BP+CP+DP] | 4 | Cobra | John Grove | | DNA |
| 8.5.1966 | SCCA Regional Laguna Seca [AP+BP+CP+DP] | 7 | Cobra | Paul Buelna | | DNA |
| 8.5.1966 | SCCA Regional Laguna Seca [AP+BP+CP+DP] | 9 | Cobra | John Wilkins | | DNA |
| 8.5.1966 | SCCA Regional Laguna Seca [AP+BP+CP+DP] | 15 | Cobra | Richard Hocking | | DNA |
| 8.5.1966 | SCCA Regional Laguna Seca [AP+BP+CP+DP] | 27 | GT350 | Dick Carter | | DNA |
| 8.5.1966 | Targa Florio | 178 | Cobra | Freutel / Settember | Ecurie Cinquante Cinq | DNF |
| 15.5.1966 | SCCA National Cumberland [AP+BP+CP] | 7 | Cobra | Ed Lowther | Edger Ford | 1st |
| 15.5.1966 | SCCA National Cumberland [AP+BP+CP] | 11 | Cobra | Bob Grossman | Scuderia Bear | DNF |
| 15.5.1966 | SCCA National Cumberland [AP+BP+CP] | 18 | Cobra | Sidney Finkel | M. L. Reichbaum | DNA |
| 15.5.1966 | SCCA National Cumberland [AP+BP+CP] | 78 | GT350 R | Martin Krinner | Berry Motos, Inc. | DNA |
| 15.5.1966 | SCCA National Cumberland [AP+BP+CP] | 88 | Cobra | Harold Keck | Archway Ford, Inc. | DNF |
| 15.5.1966 | GP Paris [GT] | | GT350 | Jean-Marc Massoneri | | 2nd |
| 22.5.1966 | 1000 km Spa | 5 | Cobra | Settember / Freutel | Ecurie Cinquante Cinq | DNF |
| 22.5.1966 | 1000 km Spa | 45 | Cobra | Neil Dangerfield | John Sparrow | DNA |
| 22.5.1966 | 1000 km Spa | 46 | Cobra | Granville-Smith / McNally | Nick Granville-Smith | DNS |
| 28.5.1966 | SCCA National Courtland | 8 | GT350 | | | raced |
| 28.5.1966 | SCCA National Courtland | 72 | Cobra | | | raced |
| 28.5.1966 | SCCA National Wichita | | GT350 R | Fred van Beuren, Jr. | | raced |
| 29.5.1966 | Labatt 50 Mont-Tremblant | 13 | Cobra | Tom Payne | Tom Payne | 12th |
| 29.5.1966 | All Japan Suzuka | 29 | Cobra Daytona Coupe | Tadashi Sakai | | 1st |
| 29.5.1966 | DARM GT Hockenheim | 86 | GT350 R | Jochen Neerpasch | | 5th |
| 4.6.1966 | Player's 200 Mosport | 13 | Cobra | Tom Payne | Tom Payne | 10th |
| 4.6.1966 | Player's Mosport [Production] | | Cobra | George Eaton | | 2nd |
| 5.6.1966 | 1000 km Nürburgring | 52 | Cobra | Granville-Smith / McNally | Nick Granville Smith | DNS |
| 5.6.1966 | 1000 km Nürburgring | 53 | Cobra | Settember / Freutel | Ecurie Cinquante Cinq | NC |
| 5.6.1966 | 1000 km Nürburgring | 53T | Cobra | Settember / Freutel | Ecurie Cinquante Cinq | T-car |
| 5.6.1966 | 1000 km Nürburgring | 95 | Cobra | Dangerfield / Sparrow | J. M. Sparrow | DNA |
| 5.6.1966 | 1000 km Nürburgring | 100 | GT350 R | Selbach / von Wendt | Jochen Neerspasch Racing | DQ |
| 12.6.1966 | Diamond Trophy Fuji | 7 | Cobra Daytona Coupe | Tadashi Sakai | | 1st |
| 12.6.1966 | SCCA Regional Metropolitan Stadium [Modified] | | Cobra | Dick Roe | | ?th |
| 12.6.1966 | SCCA Mid-America [CM+DM+EM+FM+GM+AP+BP+CP+DP+EP] | | GT350 | Stu Conklin | | ?th |
| 12.6.1966 | Rose Cup Portland | | Cobra | Dave Phelan | | 1st |
| 18.6.1966 | June Sprints Road America [AP+BP+CP] | | Cobra | Dave Phelan | | 3rd |
| 18.6.1966 | BEMC National Mosport [Dunlop Trophy] | | Cobra | George Eaton | | 3rd |
| 19.6.1966 | 24 h Le Mans | 1 | Cobra | Settember / Freutel | Ecurie Cinquante Cinq | DNA |
| 19.6.1966 | 24 h Le Mans | 12 | Cobra | Harper / Spoerry | Scuderia Filipinetti | DNA |
| 19.6.1966 | DARM Mainz-Finthen [GT+1.3] | | GT350 | Malte Huth | | DNF |
| 19.6.1966 | DARM Mainz-Finthen [GT+1.3] | | GT350 | Klaus Fritzinger | | DNF |
| 25.6.1966 | Watkins Glen [Production] | 32 | Cobra | Jack Paveling | Jack Paveling | DNA |
| 26.6.1966 | Avus [S/GT] | 32 | Cobra | Wolf-Dieter Kniese | Wolf-D. Kniese | ?th |
| 26.6.1966 | Avus [S/GT] | 34 | Cobra | | Performance and Racing Equipment | DNA |
| 26.6.1966 | Avus [S/GT] | 35 | GT350 R | Jochen Neerpasch | Jochen Neerspasch Racing GmbH | DNA |
| 26.6.1966 | GP Watkins Glen | 88 | Cobra | Harold Keck | Archway Ford, Inc. | DNF |
| 27.6.1966 | Hawaii [Main] | | Cobra | Barry Greenstein | | DNF |
| 27.6.1966 | Hawaii [Novice] | | Cobra | Barry Greenstein | Hy Greenstein | 1st |
| 2.7.1966 | BAC Regionals Harewood Acres [Challenge Cup] | | Cobra | George Eaton | | 2nd |
| 3.7.1966 | SCCA National Greenwood [AP+BP] | 11 | Cobra | Jack Hurt | | 1st |
| 3.7.1966 | SCCA National Greenwood [AP+BP] | 14 | GT350 | Dan Gerber | | DNA |
| 3.7.1966 | SCCA National Greenwood [AP+BP] | 82 | GT350 | Terry Koehler | | 7th |
| 3.7.1966 | SCCA National Ponca City [Modified+AP+BP] | | GT350 R | Brad Brooker | | ?th |
| 3.7.1966 | SCCA National Greenwood [AP+BP] | | Cobra | Dick Roe | | 3rd |
| 3.7.1966 | SCCA National Courtland [CM+DM+EM+FM+GM+AP+BP+CP] | | Cobra | | | raced |
| 3.7.1966 | SCCA National Courtland [CM+DM+EM+FM+GM+AP+BP+CP] | | Cobra | | | raced |