| 23.3.1968 | 12 h Sebring | 91 | | Oest / Feinstein / Newman | Dieter Oest | DNS |
| 6.4.1968 | SCCA Regional Cotati [CP+DP+BS] | 99 | | Del Bolton | | DNA |
| 7.4.1968 | Zandvoort [S/FL] | 32 | | Arie Ruska | | 4th |
| 7.4.1968 | 6 h Barcelona | 57 | | Castellví / Sans | Pepe Castellvi | DNS |
| 7.4.1968 | Zandvoort [S/FL] | | | Jörgen Spat | | ?th |
| 7.4.1968 | DARM Hockenheim | | | Peter Schmidt | | ?th |
| 14.4.1968 | SMRC Ingliston [Special GT] | 34 | | R. J. Fischer | R. J. Fischer | 10th |
| 28.4.1968 | DARM Norisring [GT+1.3] | 176 | | Charles Richard Bilger | | ?th |
| 5.5.1968 | Targa Florio | 38 | | Reale / "Harka" | Scuderia Pegaso | 51st |
| 12.5.1968 | SMRC Ingliston [Marque] | 41 | | R. J. Fischer | R. Fischer | 6th |
| 12.5.1968 | SCCA National Cumberland [CP+DP] | 74 | | Ernest Stalder | Ernest Stalder | 13th |
| 12.5.1968 | SCCA National Cumberland [CP+DP] | 77 | | Bruce Jennings | Bruce Jennings | 6th |
| 19.5.1968 | SCCA Regional Meadowdale [CSR+DSR+EP] | 81 | | Bob Nelson | | 1st |
| 19.5.1968 | SCCA Regional Meadowdale [CSR+DSR+EP] | | | George LaCross | George LaCrosse | 12th |
| 19.5.1968 | SCCA Regional Meadowdale [CSR+DSR+EP] | | | Jim Osborne | | 4th |
| 19.5.1968 | SCCA Regional Meadowdale [CSR+DSR+EP] | | | Merv Rosen | | 5th |
| 26.5.1968 | SCCA Regional Blackhawk Farms | | | Tom Brennan | | ?th |
| 9.6.1968 | Rose Cup Portland | 48 | | Jack Bowman | Jack Bowman | DNA |
| 9.6.1968 | SCCA Regional Cotati [AP+BP+CP+DP+AS] | 59 | | Del Bolton | | DNA |
| 9.6.1968 | ICSCC Portland [SR] | 387 | | Mike Stacey | | DNA |
| 15.6.1968 | SCCA Regional Marlboro [AP+BP+CP+DP] | 74 | | Ernest Stalder | | DNA |
| 15.6.1968 | SCCA Regional Marlboro [AP+BP+CP+DP] | 77 | | Bruce Jennings | | DNA |
| 30.6.1968 | SCCA Regional Kent | 47 | | | | raced |
| 4.7.1968 | 6 h Riverside | 65 | | Barbour / Sherman | Automotion | DNA |
| 7.7.1968 | SCCA National Cotati [CP+DP+EP] | 1 | | Robert Sheldon | Bob Sheldon | DNA |
| 7.7.1968 | SCCA National Cotati [CP+DP+EP] | 5 | | Gerard Raney | Elgins Mach.Shop | DNA |
| 7.7.1968 | SCCA National Cotati [CP+DP+EP] | 6 | | Forrest Young | Forest Young | DNA |
| 7.7.1968 | SCCA National Cotati [CP+DP+EP] | 7 | | Jim Kilpatrick | Jim Kilpatrick/W.M.Hogue | DNA |
| 7.7.1968 | SCCA National Cotati [CP+DP+EP] | 8 | | George Nolte | SayRay Frgn.Auto | DNA |
| 7.7.1968 | SCCA National Cotati [CP+DP+EP] | 9 | | Richard Lee | Richard Lee | DNA |
| 7.7.1968 | SCCA National Cotati [CP+DP+EP] | 11 | | David Leeson | Dave Leeson | DNA |
| 7.7.1968 | SCCA National Cotati [CP+DP+EP] | 14 | | Bob Jones | Robert Jones Jr. | DNA |
| 7.7.1968 | SCCA National Cotati [CP+DP+EP] | 27 | | Leon Robertson | Leon Robertson | DNA |
| 7.7.1968 | SCCA National Cotati [CP+DP+EP] | 43 | | Nick Torelli | Nick Torelli | DNA |
| 7.7.1968 | SCCA National Cotati [CP+DP+EP] | 57 | | Bob Blackwood, Jr. | Bob Blackwood Jr. | DNA |
| 7.7.1968 | SCCA National Cotati [CP+DP+EP] | 77 | | Charles Forge | Charles Forge | DNA |
| 28.7.1968 | SCCA National Lake Garnett [CP+DP+EP+BS+CSR] | 4 | | Tommy Allen | | DNA |
| 28.7.1968 | SCCA National Lake Garnett [CP+DP+EP+BS+CSR] | 14 | | James King | | DNA |
| 28.7.1968 | Zandvoort [S/FL] | 32 | | Arie Ruska | | 4th |
| 28.7.1968 | SCCA National Lake Garnett [CP+DP+EP+BS+CSR] | 45 | | Fred Tenderich | | DNA |
| 28.7.1968 | SCCA National Lake Garnett [CP+DP+EP+BS+CSR] | 76 | | Larry Myers | | DNA |
| 28.7.1968 | SCCA National Lake Garnett [CP+DP+EP+BS+CSR] | 91 | | Dale Thornburg | | DNA |
| 3.8.1968 | SCCA Regional Daytona [ASR+BSR+AP+BP+CP+DP] | 33 | | Harro Zitza | | 8th |
| 4.8.1968 | Paul Whiteman Trophy Daytona | 7 | | John Huber | | DNA |
| 4.8.1968 | Paul Whiteman Trophy Daytona | 33 | | Harro Zitza | | DNA |
| 4.8.1968 | SCCA National Daytona [ASR+BSR+CSR+AP+BP+CP+DP+EP+AS+BS] | 33 | | Harro Zitza | | 16th |
| 18.8.1968 | GP Brno | 73 | | Gajdoš / Čechmánek | ARC Brno | DNA |
| 24.8.1968 | Zandvoort [S/FL] | 21 | | Jörgen Spat | Racing Team H.A.V. | 12th |
| 24.8.1968 | Zandvoort [S/FL] | 25 | | Kees Kwinkelenberg | Racing Team H.A.V. | raced |
| 24.8.1968 | Zandvoort [S/FL] | 32 | | Arie Ruska | Arie Ruska | 4th |
| 29.9.1968 | SCCA National Virginia [CSR+DSR+CP+DP+BS] | 77 | | Bruce Jennings | | 2nd |
| 13.10.1968 | Hohn [SP+1.3] | 501 | | Helmut O. Faust | Helmut O. Faust | DNA |
| 13.10.1968 | 2 h Osceola | | | Zitza / Flottagg | | 2nd |
| 27.10.1968 | Preliminary Odessa [DP+EP+FP] | | | Ray | | 6th |
| 27.10.1968 | Preliminary Odessa [DP+EP+FP] | | | McGreagh | | 5th |
| 27.10.1968 | Preliminary Odessa [DP+EP+FP] | | | Speck | | 8th |
| 27.10.1968 | SCCA Regional Odessa [DP+EP+FP] | | | Taylor | | 5th |
| 27.10.1968 | Preliminary Odessa [DP+EP+FP] | | | Taylor | | 9th |
| 23.11.1968 | US Champions Riverside [EP] | 49 | | Larry Myers | | 8th |
| 23.11.1968 | US Champions Riverside [EP] | 62 | | Jim Cook | | DNF |
| 24.11.1968 | US Champions Riverside [GP] | 31 | | John Huber | | DNA |