| 1.1.1968 | STP Kyalami | 63 | 906 | Clive van Buuren | Ecurie Tomahawk | DNA |
| 1.1.1968 | STP Kyalami | 66 | 906 | Tony Dean | Tony Dean | DNA |
| 6.1.1968 | SA SCC Cape Town | | 906 | Tony Dean | | 3rd |
| 15.1.1968 | 300 km Suzuka | 1 | 906 | Masahiro Hasemi | | 1st |
| 4.2.1968 | 24 h Daytona | 3 | 911 R | McDaniel / Sullivan | HRH Corp. | 14th |
| 4.2.1968 | 24 h Daytona | 14 | 911 S | Everett / Jennings / Bailey | Bob Holbert's Garages | DNF |
| 4.2.1968 | 24 h Daytona | 32 | 911 S | Ryan / Harrison | RBM Motors | 28th |
| 4.2.1968 | 24 h Daytona | 36 | 911 S | Pickett / Bean / Bencker | Dr. Wilbur Pickett | 15th |
| 4.2.1968 | 24 h Daytona | 46 | 356 B 2000 GS Carrera 2 | Payne-Herbert / Miller / Walton | WROD Radio | DNF |
| 4.2.1968 | 24 h Daytona | 51 | 907 LH | Schlesser / Buzzetta | Porsche Works Team | 3rd |
| 4.2.1968 | 24 h Daytona | 52 | 907 LH | Siffert / Herrmann | Porsche Works Team | 2nd |
| 4.2.1968 | 24 h Daytona | 53 | 907 LH | Mitter / Stommelen | Porsche Works Team | DNF |
| 4.2.1968 | 24 h Daytona | 54 | 907 LH | Elford / Neerpasch / Stommelen / Siffert / Herrmann | Porsche Works Team | 1st |
| 4.2.1968 | 24 h Daytona | 55 | 907 LH | Steinemann / Spoerry | Squadra Tartaruga | DNF |
| 4.2.1968 | 24 h Daytona | 56 | 911 | Netterstrom / Kelly / Sabel | Ship Sharpe Maintenance | 13th |
| 4.2.1968 | 24 h Daytona | 59 | 911 | Gregg / Axelsson | Brumos Porsche | 9th |
| 4.2.1968 | 24 h Daytona | 61 | 911 S | Hanrioud / Garant | J. P. Hanrioud | 18th |
| 4.2.1968 | 24 h Daytona | 72 | 911 T | Richards / Adamowicz / Davidson | Davidson Enterprises | DNF |
| 4.2.1968 | 24 h Daytona | 73 | 911 | Opert / Grimaldi | Valvoline/Opert Racing | 26th |
| 4.2.1968 | 24 h Daytona | 77 | 911 | Stoddard / Drolsom / Gifford / Williams, Jr. | Lewis Wiliams, Jr. | 11th |
| 25.2.1968 | SCCA Regional Las Vegas [DP+EP] | 1 | 356 | Donald L. Harris | Donald L. Harris | DNA |
| 25.2.1968 | SCCA Regional Las Vegas [AP+BP+CP+AS] | 1 | 911 S | Alan Johnson | Don Burns | DNA |
| 25.2.1968 | SCCA Regional Las Vegas [DP+EP] | 2 | 356 | Robert Kirby | Bursch Tuned | DNA |
| 25.2.1968 | SCCA Regional Las Vegas [DP+EP] | 10 | 356 | Jim Cook | Performance Products | DNA |
| 25.2.1968 | SCCA Regional Las Vegas [AP+BP+CP+AS] | 11 | 911 S | Buzz Naylor | Vasek Polak | DNA |
| 25.2.1968 | SCCA Regional Las Vegas [AP+BP+CP+AS] | 14 | 904 | Charles Akly | Allred Brothers | DNA |
| 25.2.1968 | SCCA Regional Las Vegas [DP+EP] | 15 | 356 | Bruce Campbell | Bruce Campbell | DNA |
| 25.2.1968 | SCCA Regional Las Vegas [DP+EP] | 24 | 356 | Salvatore Tomasello | Cahuenga Auto Repairs | DNA |
| 25.2.1968 | SCCA Regional Las Vegas [AP+BP+CP+AS] | 26 | | Linn Ely | Linn Ely | DNA |
| 25.2.1968 | SCCA Regional Las Vegas [DP+EP] | 37 | 356 | Pete Buschbaum | Peter Buschbaum | DNA |
| 25.2.1968 | SCCA Regional Las Vegas [DP+EP] | 47 | 356 | Jim Kilpatrick | Jim Kilpatrick | DNA |
| 25.2.1968 | SCCA Regional Las Vegas [DP+EP] | 51 | 356 | Michael Roberts | Cahuenga Auto Repairs | DNA |
| 25.2.1968 | SCCA Regional Las Vegas [DP+EP] | 61 | 356 | Dick Barbour | Auto Motion | DNA |
| 25.2.1968 | SCCA Regional Las Vegas [SR] | 86 | | Chuck McConnell | Chuck McConnell | DNA |
| 25.2.1968 | SCCA Regional Las Vegas [DP+EP] | 98 | 356 | Samuel Baskerville | Precision Motors | DNA |
| 25.2.1968 | SCCA National West Palm Beach | | 911 | Gregg Loomis | | ?th |
| 25.2.1968 | SCCA National West Palm Beach | | 356 | John Belperche | | ?th |
| 25.2.1968 | SCCA National West Palm Beach | | 356 | Harro Zitza | | ?th |
| 25.2.1968 | SCCA National West Palm Beach | | 356 | Terry Craig | | ?th |
| 9.3.1968 | SCCA Regional Willow Springs [DP+EP] | 1 | 356 | Donald L. Harris | Donald Harris | DNA |
| 9.3.1968 | SCCA Regional Willow Springs [DP+EP] | 10 | 356 | Jim Cook | Performance Products | DNA |
| 9.3.1968 | SCCA Regional Willow Springs [AP+BP+CP+AS] | 14 | 904 | Charles Akly | Charles Akly | DNA |
| 9.3.1968 | SCCA Regional Willow Springs [DP+EP] | 15 | 356 | Bruce Campbell | Bruce Campbell | DNA |
| 9.3.1968 | SCCA Regional Willow Springs [DP+EP] | 21 | 356 | Richard Gordon | Richard Gordon | DNA |
| 9.3.1968 | SCCA Regional Willow Springs [DP+EP] | 33 | 356 | Fred Gillett | Fred Gillett | DNA |
| 9.3.1968 | SCCA Regional Willow Springs [DP+EP] | 34 | 356 | Pete Buschbaum | Peter Bushbaum | DNA |
| 9.3.1968 | SCCA Regional Willow Springs [DP+EP] | 45 | 356 | Alex Kisfaludy | Alex Kisfaludy | DNA |
| 9.3.1968 | SCCA Regional Willow Springs [DP+EP] | 47 | 356 | Jim Kilpatrick | Jim Kilpatrick | DNA |
| 9.3.1968 | SCCA Regional Willow Springs [DP+EP] | 51 | 356 | Michael Roberts | Cahuenga Automotive | DNA |
| 9.3.1968 | SCCA Regional Willow Springs [DP+EP] | 55 | 356 | Thomas McBurnie | Thomas Mc Burnie | DNA |
| 9.3.1968 | SCCA Regional Willow Springs [ASR+BSR+CSR] | 60 | 906 | Don Wester | Otto Zipper | 2nd |
| 9.3.1968 | SCCA Regional Willow Springs [DP+EP] | 61 | 356 | Forrest Young | Dr. F. Young | DNA |
| 9.3.1968 | SCCA Regional Willow Springs [AP+BP+CP+AS] | 74 | | Ed Wakeley | Cotton Goff Inc. | DNA |
| 9.3.1968 | SCCA Regional Willow Springs [DP+EP] | 85 | 356 | Stephen Watson | Stephen Watson | DNA |
| 9.3.1968 | SCCA Regional Willow Springs [ASR+BSR+CSR] | 86 | | Chuck McConnell | Chuck Mc Connell | DNA |
| 9.3.1968 | SCCA Regional Willow Springs [DP+EP] | 98 | 356 | Samuel Baskerville | Precision Motors | DNA |
| 9.3.1968 | SCCA Regional Willow Springs [AP+BP+CP+AS] | | 904 | Don Wester | Otto Zipper | 1st |
| 10.3.1968 | SCCA National Willow Springs [DP+EP] | 1 | 356 | Donald L. Harris | Donald Harris | DNA |
| 10.3.1968 | SCCA National Willow Springs [DP+EP] | 10 | 356 | Jim Cook | Performance Products | DNA |
| 10.3.1968 | SCCA National Willow Springs [AP+BP+CP+AS] | 14 | 904 | Charles Akly | Charles Akly | DNA |
| 10.3.1968 | SCCA National Willow Springs [DP+EP] | 15 | 356 | Bruce Campbell | Bruce Campbell | DNA |
| 10.3.1968 | SCCA National Willow Springs [DP+EP] | 21 | 356 | Richard Gordon | Richard Gordon | DNA |
| 10.3.1968 | SCCA National Willow Springs [DP+EP] | 33 | 356 | Fred Gillett | Fred Gillett | DNA |
| 10.3.1968 | SCCA National Willow Springs [DP+EP] | 34 | 356 | Pete Buschbaum | Peter Bushbaum | DNA |
| 10.3.1968 | SCCA National Willow Springs [DP+EP] | 45 | 356 | Alex Kisfaludy | Alex Kisfaludy | DNA |
| 10.3.1968 | SCCA National Willow Springs [DP+EP] | 47 | 356 | Jim Kilpatrick | Jim Kilpatrick | DNA |
| 10.3.1968 | SCCA National Willow Springs [DP+EP] | 51 | 356 | Michael Roberts | Cahuenga Automotive | DNA |
| 10.3.1968 | SCCA National Willow Springs [DP+EP] | 55 | 356 | Thomas McBurnie | Thomas Mc Burnie | DNA |
| 10.3.1968 | SCCA National Willow Springs [ASR+BSR+CSR] | 60 | 906 | Don Wester | Otto Zipper | 2nd |
| 10.3.1968 | SCCA National Willow Springs [DP+EP] | 61 | 356 | Forrest Young | Dr. F. Young | DNA |
| 10.3.1968 | SCCA National Willow Springs [AP+BP+CP+AS] | 74 | | Ed Wakeley | Cotton Goff Inc. | DNA |
| 10.3.1968 | SCCA National Willow Springs [DP+EP] | 85 | 356 | Stephen Watson | Stephen Watson | DNA |
| 10.3.1968 | SCCA National Willow Springs [ASR+BSR+CSR] | 86 | | Chuck McConnell | Chuck Mc Connell | DNA |
| 10.3.1968 | SCCA National Willow Springs [DP+EP] | 98 | 356 | Samuel Baskerville | Precision Motors | DNA |
| 10.3.1968 | SCCA National Willow Springs [AP+BP+CP+AS] | | 904/6 | Milt Minter | | 3rd |
| 10.3.1968 | Mallory Park [Special GT] | | 906 | Martin Hone | | 2nd |
| 10.3.1968 | SCCA National Willow Springs [AP+BP+CP+AS] | | 904 | Don Wester | Otto Zipper | 1st |
| 22.3.1968 | 3 h Sebring | 1 | 911 | | Brumos Porsche | DNS |
| 22.3.1968 | 3 h Sebring | 2 | 911 | Pete Harrison | Peter Harrison | 4th |
| 22.3.1968 | 3 h Sebring | 3 | 911 | Wetanson / Jennings | Herb Wetanson | 10th |
| 22.3.1968 | 3 h Sebring | 5 | 911 | Richards / Adamowicz | Davidson Enterprises | DNF |
| 22.3.1968 | 3 h Sebring | 6 | 911 | Bert Everett | Holbert's Garages | 1st |
| 22.3.1968 | 3 h Sebring | 8 | 911 S | Fred Baker | Fred Baker | 7th |
| 22.3.1968 | 3 h Sebring | 9 | 911 | John Moore | E. M., Inc. | 2nd |
| 22.3.1968 | 3 h Sebring | 10 | 911 | Williams / Gifford / Campbell | Williams Racing Enterprises | DNF |
| 22.3.1968 | 3 h Sebring | 11 | 911 | Fred Opert | Valvoline/Opert Racing Team | 6th |
| 22.3.1968 | 3 h Sebring | 12 | 911 | Netterstrom / Kelly | Ship Shape Maintenance Co. | 11th |
| 22.3.1968 | 3 h Sebring | 14 | 911 | | Sepp Greger | DNS |
| 22.3.1968 | 3 h Sebring | 15 | 911 S | Lee Cutler | Cutler Motors | DNF |
| 22.3.1968 | 3 h Sebring | 36 | 911 S | Pickett / Bean | Wilbur Pickett | 5th |
| 23.3.1968 | 12 h Sebring | 51 | 907 | Elford / Neerpasch | Porsche Automobile Co. | 2nd |
| 23.3.1968 | 12 h Sebring | 55 | 906 E | Capriles / Atencio | Raceco | DNF |
| 23.3.1968 | 12 h Sebring | 58 | 910 | Steinemann / Spoerry | Squadra Tartaruga | 20th |
| 23.3.1968 | 12 h Sebring | 58 | 907 | Steinemann / Spoerry | Squadra Tartaruga | DNA |
| 23.3.1968 | 12 h Sebring | 59 | 911 S | Kirby / Johnson | Don Burns V.W. | 7th |
| 23.3.1968 | 12 h Sebring | 64 | 906 | Bailey / Locke | B.& B. Motors | NC |
| 1968 | Welschap [S/FL] | | 356 B Super 90 | Kees Kwinkelenberg | | ?th |
| 1968 | Vallelunga | | 906 | Everardo Ostini | | ?th |
| 1968 | Vila do Conde | | 911 S | Américo Nunes | | 5th |
| 1968 | 10 h Westwood | | 911 S | Carter / Davis | | 1st |