| 30.6.1968 | Norisring | 32 | 910 | Siegfried Lang | | 3rd |
| 30.6.1968 | Norisring | 33 | 906 | Helmut Leuze | | 1st |
| 30.6.1968 | Norisring | 34 | 906 | Richard Broström | Ulf Norinder | 5th |
| 30.6.1968 | 200 mile Norisring | 35 | 906 | Erich Bitter | Caltex Racing Team | 9th |
| 30.6.1968 | Norisring | 36 | 906 | Günter Werlich | | 2nd |
| 4.7.1968 | 6 h Riverside | 1 | 911 S | Johnson / Kirby | Don Burns Racing | 2nd |
| 4.7.1968 | 6 h Riverside | 11 | 904 | Minter / Titus | Vasek Polak | DNA |
| 4.7.1968 | 6 h Riverside | 65 | 356 | Barbour / Sherman | Automotion | DNA |
| 4.7.1968 | 6 h Riverside | 69 | 904 | Patrick / Pike | Otto Zipper | 1st |
| 4.7.1968 | 6 h Riverside | 74 | 911 | Wakeley / Brownell / Akly | Cotton Goff | DNA |
| 6.7.1968 | SCCA Regional Cotati [ASR+BSR+AP+BP+CP+DP+AS+BS] | 51 | 911 | Bruce O'Neil | | 5th |
| 6.7.1968 | SCCA Regional Cotati [ASR+BSR+AP+BP+CP+DP+AS+BS] | 59 | 911 | Del Bolton | Del Bolton | 9th |
| 7.7.1968 | SCCA National Riverside [CP+DP] | 1 | 911 S | Alan Johnson | Porsche Car Distributors Inc. | DNA |
| 7.7.1968 | SCCA National Cotati [CP+DP+EP] | 1 | 356 1600 | Robert Sheldon | Bob Sheldon | DNA |
| 7.7.1968 | SCCA National Cotati [CP+DP+EP] | 5 | 356 | Gerard Raney | Elgins Mach.Shop | DNA |
| 7.7.1968 | SCCA National Cotati [CP+DP+EP] | 6 | 356 | Forrest Young | Forest Young | DNA |
| 7.7.1968 | SCCA National Cotati [CP+DP+EP] | 7 | 356 | Jim Kilpatrick | Jim Kilpatrick/W.M.Hogue | DNA |
| 7.7.1968 | SCCA National Cotati [CP+DP+EP] | 8 | 356 | George Nolte | SayRay Frgn.Auto | DNA |
| 7.7.1968 | SCCA National Cotati [CP+DP+EP] | 9 | 356 | Richard Lee | Richard Lee | DNA |
| 7.7.1968 | SCCA National Cotati [CP+DP+EP] | 10 | 911 | Milt Davis | Metro VW Inc. | DNA |
| 7.7.1968 | SCCA National Cotati [CP+DP+EP] | 11 | 356 | David Leeson | Dave Leeson | DNA |
| 7.7.1968 | SCCA National Riverside [CP+DP] | 11 | 911 | Milt Minter | Vasek Polak | DNA |
| 7.7.1968 | SCCA National Riverside [AP+BP+AS] | 11 | 904 | Milt Minter | Vasek Polak | DNA |
| 7.7.1968 | 6 h Nürburgring | 11 | 911 L | Klocke / Braun | Helmut Klocke | 8th |
| 7.7.1968 | 6 h Nürburgring | 12 | 911 L | Fröhlich / Pon | Dieter Fröhlich | 4th |
| 7.7.1968 | SCCA National Cotati [CP+DP+EP] | 14 | 356 | Bob Jones | Robert Jones Jr. | DNA |
| 7.7.1968 | 6 h Nürburgring | 14 | 911 L | Pesch / Zanders | Auto-Kremer, Racing-Team | DNA |
| 7.7.1968 | Trans-Am Meadowdale | 14 | 911 | Bert Everett | Holbert's Garage, Inc. | 14th |
| 7.7.1968 | SCCA National Riverside [AP+BP+AS] | 14 | 904 | Charles Akly | Charles Akly | DNA |
| 7.7.1968 | 6 h Nürburgring | 15 | 911 L | Kremer / Kauhsen | Auto-Kremer, Racing-Team | 6th |
| 7.7.1968 | 6 h Nürburgring | 16 | 911 L | Niggermeyer / Bickmann | Niggermeyer | 18th |
| 7.7.1968 | 6 h Nürburgring | 18 | 911 L | Steinemann / Bradley | Bill Bradley | DNF |
| 7.7.1968 | 6 h Nürburgring | 19 | 911 L | Gunnarsson / Rothstein | BP-Racing-Club | 3rd |
| 7.7.1968 | 6 h Nürburgring | 20 | 911 L | Neuhaus / Kelleners | Auto-Kremer Racing-Team | DNF |
| 7.7.1968 | 6 h Nürburgring | 22 | 911 | von Hohenzollern / Huth | Ferfried von Hohenzollern | DNF |
| 7.7.1968 | SCCA National Cotati [CP+DP+EP] | 27 | 356 1600 Super | Leon Robertson | Leon Robertson | DNA |
| 7.7.1968 | 6 h Nürburgring | 28 | 911 L | Hunter / Pierpoint | | 7th |
| 7.7.1968 | 6 h Nürburgring | 28 | 911 | Blank / Baumann | B.P. Racing-Club | DNA |
| 7.7.1968 | SCCA National Cotati [CP+DP+EP] | 31 | 911 | Pete Buschbaum | Bruce O'Neil | DNA |
| 7.7.1968 | 6 h Nürburgring | 32 | 911 L | Werner / Nolte | Alexander Nolte | DNF |
| 7.7.1968 | SCCA National Riverside [ASR+BSR+CSR] | 33 | 910 Bergspyder | Scooter Patrick | Otto Zipper | DNA |
| 7.7.1968 | SCCA National Cotati [CP+DP+EP] | 43 | 356 | Nick Torelli | Nick Torelli | DNA |
| 7.7.1968 | SCCA National Cotati [CP+DP+EP] | 57 | 356 B | Bob Blackwood, Jr. | Bob Blackwood Jr. | DNA |
| 7.7.1968 | Vila Real | 66 | 906 | Richard Broström | | DNA |
| 7.7.1968 | Ronde Cévenole | 67 | 911 R | Xavier Camprubi | | DNF |
| 7.7.1968 | Vila Real | 68 | 911 S | John Spero | | DNA |
| 7.7.1968 | SCCA National Riverside [AP+BP+AS] | 69 | 904 | Don Pike | Otto Zipper | DNA |
| 7.7.1968 | Vila Real | 72 | 906 | Mario Cabral | | DNA |
| 7.7.1968 | SCCA National Riverside [CP+DP] | 74 | 911 | Ed Wakeley | Cotton Goff | DNA |
| 7.7.1968 | SCCA National Cotati [CP+DP+EP] | 77 | 356 | Charles Forge | Charles Forge | DNA |
| 7.7.1968 | Vila Real | 81 | 911 R | Manuel Nogueira Pinto | | 13th |
| 7.7.1968 | SCCA National Riverside [ASR+BSR+CSR] | 86 | | Chuck McConnell | Chuck McConnell | DNA |
| 7.7.1968 | Trans-Am Meadowdale | | 911 | Pete Harrison | | 7th |
| 7.7.1968 | Ronde Cévenole | | 911 S | Sylvain Garant | | raced |
| 7.7.1968 | Hockenheim [GT] | | 911 S | Hubertus von der Borch | | 3rd |
| 7.7.1968 | Hockenheim [GT] | | 911 S | Ernst Kraus | | 1st |
| 7.7.1968 | Cadwell Park [Special GT] | | 906 | Tony Dean | | 1st |
| 7.7.1968 | Niederstetten | | 911 S | Rolf Lieb | | 3rd |
| 7.7.1968 | Trans-Am Meadowdale | | 911 | Bailey / Locke | | DNF |
| 7.7.1968 | Niederstetten | | 911 S | Werner Brendel | | 2nd |
| 7.7.1968 | Trans-Am Meadowdale | | 911 | Fred Baker | | 6th |
| 7.7.1968 | Trans-Am Meadowdale | | 911 | Wilbur Pickett | | 12th |
| 7.7.1968 | Niederstetten | | 911 S | Hans-Dieter Weigel | | 1st |
| 7.7.1968 | Trans-Am Meadowdale | | 911 | Tony Adamowicz | | 5th |
| 8.7.1968 | SA SCC East London | | 906 | Clive van Buuren | | DNF |
| 13.7.1968 | USRRC Watkins Glen | 88 | 906 E | Werner Frank | Foreign Car Sales | 5th |
| 13.7.1968 | Castle Combe [Special GT] | | 906 | Chris Ashmore | | 4th |
| 13.7.1968 | Castle Combe [Special GT] | | 906 | John Morris | Mefco Racing | 3rd |
| 13.7.1968 | SCCA Southport [ASR+BSR+AP+BP+AS] | | 906 E | Baker | | 3rd |
| 14.7.1968 | 6 h Watkins Glen | 1 | 908 Coupe | Siffert / Elford | Porsche System Engineering, Ltd. | DNF |
| 14.7.1968 | 6 h Watkins Glen | 2 | 908 Coupe | Herrmann / Ikuzawa / Siffert | Porsche System Engineering, Ltd. | 6th |
| 14.7.1968 | 6 h Watkins Glen | 3 | 908 Coupe | Patrick / Attwood / Buzzetta | Porsche System Engineering, Ltd. | DNF |
| 14.7.1968 | 6 h Watkins Glen | 4 | 908 Coupe | Follmer / Buzzetta | Porsche System Engineering, Ltd. | DNF |
| 14.7.1968 | 6 h Watkins Glen | 14 | 906 LH | Bailey / Locke | B & B Motors. Ltd. | 5th |
| 14.7.1968 | 6 h Watkins Glen | 37 | 904 GTS | Oest / Davidson | Dieter Oest | DNF |
| 14.7.1968 | 6 h Watkins Glen | 58 | 906 | Duval / Ostiguy | Jacques Duval | DNF |
| 14.7.1968 | 6 h Watkins Glen | 59 | 911 T | Everett / Gregg | Brumos Porsche Corp. | 8th |
| 14.7.1968 | 6 h Watkins Glen | 88 | 906 E | Frank / Trieschmann | Foreign Car Sales | 4th |
| 14.7.1968 | 6 h Watkins Glen | 94 | 911 | Meaney / Dearborn | Ralph Meaney | 14th |
| 14.7.1968 | Nürburgring Hansapokal [Sports] | 1403 | 906 | Günter Werlich | | 1st |
| 14.7.1968 | Magny-Cours International [GT] | | 911 | J.-M. Sochat | | 5th |
| 14.7.1968 | Montes Claros | | 911 R | Manuel Nogueira Pinto | | 4th |
| 14.7.1968 | Nürburgring Hansapokal [GT] | | 911 S | Ernst Kraus | | ?th |
| 14.7.1968 | Magny-Cours International [GT] | | 911 | André Wicky | | 1st |
| 14.7.1968 | National Magny-Cours | | 911 | André Wicky | | 3rd |
| 21.7.1968 | 1000 km Fuji | 2 | 910 | | | raced |
| 21.7.1968 | 1000 km Fuji | 8 | 906 | Takano / Yoneyama | Tudor | DNF |
| 21.7.1968 | 24 h Spa | 11 | 911 | Gaban / Vanderschrieck | | DNF |
| 21.7.1968 | Trans-Am St. Jovite | 14 | 911 | Bert Everett | Holbert's Garage, Inc. | DNF |
| 21.7.1968 | 24 h Spa | 25 | 911 | Haldi / Rey | Scuderia Filipinetti | DNF |
| 21.7.1968 | 24 h Spa | 32 | 911 L | Kauhsen / Kelleners / Kremer | | 1st |
| 21.7.1968 | 24 h Spa | 35 | 911 | Junguenet / Darniche | | 3rd |
| 21.7.1968 | 24 h Spa | 38 | 911 | Thenaers / Baillien | | DNF |
| 21.7.1968 | 24 h Spa | 41 | 911 | Duvigneaud / Boulanger | | 21st |
| 21.7.1968 | Trans-Am St. Jovite | | 911 | Gifford / Campbell | | 9th |
| 21.7.1968 | Trans-Am St. Jovite | | 911 | Pete Harrison | | DNF |
| 21.7.1968 | Trans-Am St. Jovite | | 911 | Tony Adamowicz | | 5th |
| 21.7.1968 | Trans-Am St. Jovite | | 911 | Jennings / Bailey | | 8th |
| 21.7.1968 | Trans-Am St. Jovite | | 911 | Jacques Duval | | 7th |
| 21.7.1968 | Trans-Am St. Jovite | | 911 | John Moore | | 11th |