| 1.5.1968 | Magny-Cours [GT] | | | J.-M. Sochat | | 6th |
| 4.5.1968 | SCCA Regional Newport | 10 | | Milt Davis | | DNA |
| 4.5.1968 | SCCA Regional Newport | 79 | | Todd Webb | | DNA |
| 4.5.1968 | BARC Castle Combe [SpS2.0] | 110 | | Dickie Stoop | Dickie Stoop | raced |
| 5.5.1968 | SM Velodromloppet [GT2.0] | 2 | | Sten Axelsson | Axelsson Road Racing | DNA |
| 5.5.1968 | SM Velodromloppet [GT2.0] | 5 | #306 950 S | Ingemar Burström | | 4th |
| 5.5.1968 | SM Velodromloppet [GT2.0] | 6 | #306 896 S | Sten Frohde | Malvac Racing | 6th |
| 5.5.1968 | SCCA National Newport | 10 | | Milt Davis | | DNA |
| 5.5.1968 | SM Velodromloppet [GT2.0] | 21 | #306 830 S | Anders Josephson | Team Tyger | 1st |
| 5.5.1968 | SM Velodromloppet [GT2.0] | 22 | | Ulf Norinder | Sportscars Unlimitied Switzerland | 2nd |
| 5.5.1968 | Targa Florio | 62 | | Bonomelli / Moretti | E. Bonomelli | DNA |
| 5.5.1968 | Targa Florio | 64 | | Hanrioud / Sage | Wicky Racing Team | DNA |
| 5.5.1968 | Targa Florio | 66 | #118 2 0847 | Wicky / Meier | Wicky Racing Team | DNA |
| 5.5.1968 | Targa Florio | 68 | | Sanson / Lefevre | P. Sanson | 26th |
| 5.5.1968 | Targa Florio | 70 | | Floridia / Mirto Randazzo | Scuderia Pegaso | 13th |
| 5.5.1968 | Targa Florio | 72 | | Rey / Garant | Scuderia Filipinetti | 17th |
| 5.5.1968 | Targa Florio | 76 | | Ferlaino / Starrabba | C. Ferlaino | 16th |
| 5.5.1968 | Targa Florio | 78 | #118 2 0780 | Laurent / Marché | C. Laurent | 20th |
| 5.5.1968 | SCCA National Newport | 79 | | Todd Webb | | DNA |
| 5.5.1968 | Targa Florio | 82 | | Haldi / Greub / Berney | Ecurie Les Corsaires | 8th |
| 5.5.1968 | Dijon [GT] | 100 | | Sidney Charpilloz | | 5th |
| 5.5.1968 | DARM Faßberg | | | Hans-Jürgen Rossoll | | ?th |
| 5.5.1968 | DARM Faßberg | | | Hubertus von der Borch | | 3rd |
| 5.5.1968 | Dijon [GT] | | | Fritz Leinenweber | | 1st |
| 5.5.1968 | Dijon [GT] | | | J.-M. Sochat | | 6th |
| 5.5.1968 | Dijon [GT] | | | Jean Sage | | 2nd |
| 5.5.1968 | DARM Faßberg | | | Eberhard Mahle | | 1st |
| 5.5.1968 | DARM Faßberg | | | Hans-Dieter Weigel | | 2nd |
| 12.5.1968 | Dunes Trophy Zandvoort | 44 | | John Spero | Heuer Time Ltd. | raced |
| 12.5.1968 | Dunes Trophy Zandvoort | 45 | #306 614 S | Ben Pon | Sten Axelsson Road Racing-Sweden | ?th |
| 12.5.1968 | BARC Mallory Park [Special GT] | 72 | | Dickie Stoop | Dickie Stoop | 5th |
| 12.5.1968 | GP Paris [GT] | | | Pierre Mauroy | | 4th |
| 12.5.1968 | GP Paris [GT] | | | Claude Ballot-Léna | | 6th |
| 12.5.1968 | GP Paris [SP/GT/TS] | | | Jean-Claude Parot | | 6th |
| 12.5.1968 | Trans-Am War Bonnet Park | | | Tony Adamowicz | | 6th |
| 12.5.1968 | Trans-Am War Bonnet Park | | | Bert Everett | Holbert's Garage, Inc. | 11th |
| 12.5.1968 | GP Paris [SP/GT/TS] | | | Claude Ballot-Léna | | 5th |
| 12.5.1968 | Trans-Am War Bonnet Park | | | Marty Gifford | | 10th |
| 12.5.1968 | Trans-Am War Bonnet Park | | | Pete Harrison | | DNF |
| 19.5.1968 | SCCA Regional Meadowdale [CP+DP+BS] | 16 | | Bill Stroh | | 1st |
| 19.5.1968 | 1000 km Nürburgring | 27 | #118 9 9010R | Nogueira Pinto / Villar | Sport-Uniao Sintrense | 24th |
| 19.5.1968 | 1000 km Nürburgring | 28 | | Cavagnac / Casari | Sport-Uniao Sintrense | DNA |
| 19.5.1968 | 1000 km Nürburgring | 107 | | Kraus / Basche | Caltex Racing Team | 23rd |
| 19.5.1968 | 1000 km Nürburgring | 109 | | Glemser / Nöcker | IGFA | 37th |
| 19.5.1968 | 1000 km Nürburgring | 110 | #118 2 0791 | Huth / Greger | Vereinigung Süddeutscher Automobilsportler | 18th |
| 19.5.1968 | 1000 km Nürburgring | 112 | | Killy / Guichet | Porsche | 26th |
| 19.5.1968 | 1000 km Nürburgring | 113 | #118.0.0121 | Sailer / Lammers | Erhard Sailer | DNF |
| 19.5.1968 | 1000 km Nürburgring | 115 | | Blatzheim / Hamilton | H.-D. Blatzheim | 28th |
| 19.5.1968 | 1000 km Nürburgring | 116 | | Zanders / Zanders | Werner Zanders | DNS |
| 19.5.1968 | 1000 km Nürburgring | 117 | #306 614 S | Rothstein / Gregg | Sten Axelsson Roadracing | 27th |
| 19.5.1968 | Junioren Trophy Zandvoort | | | Christian Rötzel | | 1st |
| 19.5.1968 | 1000 km Nürburgring | | #305 876 S | Herbert Linge | Porsche System | T-car |
| 19.5.1968 | Junioren Trophy Zandvoort | | | Hans-Jürgen Kramer | | 3rd |
| 19.5.1968 | Junioren Trophy Zandvoort | | | Renate Wowereit | | 5th |
| 19.5.1968 | Junioren Trophy Zandvoort | | | Hubertus von der Borch | | 2nd |
| 19.5.1968 | Junioren Trophy Zandvoort | | | Helmut Schang | | 4th |
| 26.5.1968 | 1000 km Spa | 60 | | Gaban / Vanderschrieck | Jean-Pierre Gaban | DNS |
| 26.5.1968 | 1000 km Spa | 62 | | Zanders / Werner | Werner Zanders | 15th |
| 26.5.1968 | 1000 km Spa | 63 | | Glemser / Kelleners | IGFA | 11th |
| 30.5.1968 | Trans-Am Lime Rock | 7 | | Tony Adamowicz | | 4th |
| 30.5.1968 | Trans-Am Lime Rock | 11 | | Jim Netterstrom | Porsche America Racing Team | DNF |
| 30.5.1968 | Trans-Am Lime Rock | 12 | | Bailey / Locke | | 5th |
| 30.5.1968 | Trans-Am Lime Rock | 18? | | Wetanson / Jennings | | DNF |
| 30.5.1968 | Trans-Am Lime Rock | 18? | | Fred Baker | | 6th |
| 30.5.1968 | Trans-Am Lime Rock | 73 | | Opert / Grimaldi | | DNF |
| 30.5.1968 | Trans-Am Lime Rock | | | Marty Gifford | | 9th |
| 30.5.1968 | Trans-Am Lime Rock | | | Russ Norburn | | 7th |
| 2.6.1968 | SCCA National Willow Springs [CP+DP] | 4 | | Don Pike | | raced |
| 2.6.1968 | SCCA National Willow Springs [CP+DP] | 11 | | Milt Minter | Vasek Polak | 2nd |
| 2.6.1968 | SCCA National Willow Springs [CP+DP] | 14 | | Ed Wakeley | Cotton Goff, Inc. | DNA |
| 2.6.1968 | SCCA National Willow Springs [CP+DP] | 22 | | Linn Ely | Linn Ely | DNA |
| 2.6.1968 | GP do ACP | 35 | | João Andrade Villar | | 4th |
| 2.6.1968 | GP do ACP | 36 | | Américo Nunes | | 6th |
| 2.6.1968 | SCCA National Willow Springs [CP+DP] | | #118 0 0224 | Alan Johnson | | 3rd |
| 3.6.1968 | National Zandvoort [S/FL] | | | Carry Smit | | 5th |
| 9.6.1968 | Rose Cup Portland | 1 | | Charly Godecke | Charly Godecke | DNA |
| 9.6.1968 | ICSCC Portland [BIP+CIP+DIP] | 79 | | Todd Webb | Todd A. Webb | DNA |
| 9.6.1968 | Rose Cup Portland | 79 | | Todd Webb | Todd A. Webb | DNA |
| 9.6.1968 | Rose Cup Portland | 90 | | Milt Davis | Metro Volkswagen, Inc. | DNA |
| 9.6.1968 | ICSCC Portland [SR] | 90 | | Milt Davis | Metro Volkswagen, Inc. | DNA |
| 9.6.1968 | ICSCC Portland [BIP+CIP+DIP] | 90 | | Milt Davis | Metro Volkswagen, Inc. | DNA |
| 9.6.1968 | ICSCC Portland [BP+CP+DP] | 107 | | Jim Cleland | | DNA |
| 9.6.1968 | ICSCC Portland [BIP+CIP+DIP] | 350 | | Charly Godecke | Charly Godecke | DNA |
| 9.6.1968 | ICSCC Portland [BP+CP+DP] | 350 | | Charly Godecke | Charly Godecke | DNA |
| 9.6.1968 | Rose Cup Portland | 356 | | Gary Wright | Gary Wright | DNA |
| 9.6.1968 | Circuito do Sintrense | | | Pedro Rasteiro | | 3rd |
| 15.6.1968 | SCCA Regional Marlboro [AP+BP+CP+DP] | 11 | | Dennis Kline | | DNA |
| 15.6.1968 | SCCA National Road America [AP+BP+CP+DP+AS] | 16 | | Bill Stroh | William Stroh | DNA |
| 16.6.1968 | Anderstorp [GT/TS] | 51 | | Ulf Norinder | Sportscars Unlimited Switzerland | 3rd |
| 16.6.1968 | Anderstorp [GT/TS] | 52 | | Sten Axelsson | | 4th |
| 16.6.1968 | Anderstorp [GT/TS] | 53 | #306 896 S | Sten Frohde | Key Club ,Barcelona | DNA |
| 16.6.1968 | Anderstorp [GT/TS] | 54 | | Lars Elgen | | DNA |
| 16.6.1968 | Anderstorp [GT/TS] | 56 | | Rolf Bergström | | DNA |
| 16.6.1968 | Anderstorp [GT/TS] | 57 | | Jan-Erik Lundgren | | DNA |
| 16.6.1968 | Anderstorp [GT/TS] | 58 | | Anders Sigurdsson | | DNA |
| 16.6.1968 | Anderstorp [GT/TS] | 86 | | Björn Rothstein | Team Motor Halland | 1st |
| 16.6.1968 | Anderstorp [GT/TS] | 87 | | Kaj Bornebusch | Team Lito | DNA |
| 16.6.1968 | Anderstorp [GT/TS] | 88 | | Sven-Olof Gunnarsson | BP Racing Club | 2nd |
| 16.6.1968 | Anderstorp [GT/TS] | 89 | | Leif Hansen | | DNA |
| 16.6.1968 | Anderstorp [GT/TS] | | | Olli Lyytikäinen | | 5th |