07/01/1968
Brands Hatch Circuit
20/01/1968
Wigram Airfield
21/01/1968
Brands Hatch Circuit
27/01/1968
Teretonga Park
11/02/1968
Brands Hatch Circuit
18/02/1968
Warwick Farm
25/02/1968
Brands Hatch Circuit
25/02/1968
Sandown Raceway
03/03/1968
Brands Hatch Circuit
03/03/1968
Cadwell Park Circuit
03/03/1968
Mallory Park Circuit
03/03/1968
Oran Park Raceway
03/03/1968
Roy Hesketh Circuit
09/03/1968
Croft Circuit
10/03/1968
Mallory Park Circuit
10/03/1968
Willow Springs
16/03/1968
Oulton Park Circuit
17/03/1968
Brands Hatch Circuit
17/03/1968
Playas de Tijuana
17/03/1968
Snetterton Circuit
24/03/1968
Calder Park Raceway
24/03/1968
Fuji Speedway
24/03/1968
Silverstone Circuit
24/03/1968
Snetterton Circuit
30/03/1968
Silverstone Circuit
31/03/1968
Brands Hatch Circuit
31/03/1968
Mallory Park Circuit
06/04/1968
Oran Park Raceway
06/04/1968
Silverstone Circuit
07/04/1968
Brands Hatch Circuit
07/04/1968
Hershey Hill Climb
07/04/1968
Hockenheimring
07/04/1968
Krähberg Hill Climb
12/04/1968
Brands Hatch Circuit
12/04/1968
Cadwell Park Circuit
12/04/1968
Oulton Park Circuit
12/04/1968
Snetterton Circuit
13/04/1968
Baypark Raceway
13/04/1968
Roy Hesketh Circuit
14/04/1968
Brands Hatch Circuit
14/04/1968
Brands Hatch Circuit
14/04/1968
Ingliston Circuit
14/04/1968
Mallory Park Circuit
14/04/1968
Snetterton Circuit
15/04/1968
Brands Hatch Circuit
15/04/1968
Llandow Circuit
15/04/1968
Mallory Park Circuit
15/04/1968
Silverstone Circuit
20/04/1968
Silverstone Circuit
21/04/1968
Belgrade-Usce
21/04/1968
Brands Hatch Circuit
21/04/1968
Nürburgring
21/04/1968
Ring Djursland
27/04/1968
Castle Combe Circuit
27/04/1968
Lime Rock Park
27/04/1968
Nürburgring
27/04/1968
Silverstone Circuit
28/04/1968
Brands Hatch Circuit
28/04/1968
Ring Knutstorp
28/04/1968
Skarpnäck Airfield
01/05/1968
Salzburg-Anif
03/05/1968
Fuji Speedway
04/05/1968
Castle Combe Circuit
04/05/1968
Harewood Acres
04/05/1968
Silverstone Circuit
05/05/1968
Brands Hatch Circuit
05/05/1968
Brands Hatch Circuit
05/05/1968
Laguna Seca Raceway
05/05/1968
Mallory Park Circuit
05/05/1968
Prescott Hill Climb
05/05/1968
Roskilde Ring
05/05/1968
Targa Florio
05/05/1968
Warwick Farm
11/05/1968
Darlington Raceway
11/05/1968
Oulton Park Circuit
12/05/1968
Hockenheimring
12/05/1968
Ingliston Circuit
12/05/1968
Llandow Circuit
12/05/1968
Mallory Park Circuit
12/05/1968
Silverstone Circuit
12/05/1968
Skarpnäck Airfield
12/05/1968
Snetterton Circuit
17/05/1968
Beltsville Speedway
18/05/1968
Silverstone Circuit
19/05/1968
Brands Hatch Circuit
19/05/1968
Dalsland Ring
19/05/1968
Mallory Park Circuit
19/05/1968
Nürburgring
19/05/1968
Oran Park Raceway
19/05/1968
Vallejo Speedway
21/05/1968
Ring Knutstorp
25/05/1968
Castle Combe Circuit
26/05/1968
Bernauer Schleife
26/05/1968
Brands Hatch Circuit
26/05/1968
Clermont-Ferrand
26/05/1968
Jefferson Hill Climb
26/05/1968
Mallory Park Circuit
26/05/1968
Roskilde Ring
26/05/1968
Snetterton Circuit
26/05/1968
Spa-Francorchamps
30/05/1968
Lime Rock Park
01/06/1968
Silverstone Circuit
02/06/1968
Brands Hatch Circuit
02/06/1968
Hockenheimring
02/06/1968
Mallory Park Circuit
02/06/1968
Mt. Tremblant
02/06/1968
Warwick Farm
02/06/1968
Willow Springs
02/06/1968
Wolsfeld Hill Climb
03/06/1968
Foxhall Stadium
03/06/1968
Mallory Park Circuit
03/06/1968
Oulton Park Circuit
03/06/1968
Ring Djursland
03/06/1968
Silverstone Circuit
03/06/1968
Snetterton Circuit
08/06/1968
Mosport Park
08/06/1968
Silverstone Circuit
09/06/1968
Brands Hatch Circuit
09/06/1968
Milwaukee Mile
09/06/1968
Nürburgring
09/06/1968
Ring Knutstorp
09/06/1968
Spa-Francorchamps
15/06/1968
Mosport Park
15/06/1968
Oswego Speedway
15/06/1968
Oulton Park Circuit
16/06/1968
Brands Hatch Circuit
16/06/1968
Doune Hill Climb
16/06/1968
Duryea Hill Climb
16/06/1968
Hockenheimring
16/06/1968
Mallory Park Circuit
16/06/1968
Road America
16/06/1968
Snetterton Circuit
18/06/1968
Anderstorp Raceway
22/06/1968
Castle Combe Circuit
22/06/1968
Oulton Park Circuit
23/06/1968
Brands Hatch Circuit
23/06/1968
Clermont-Ferrand
23/06/1968
Mallory Park Circuit
23/06/1968
Nürburgring
29/06/1968
Silverstone Circuit
29/06/1968
TT Circuit Assen
30/06/1968
Brands Hatch Circuit
30/06/1968
Dalsland Ring
30/06/1968
Oran Park Raceway
30/06/1968
Pacific Raceways
30/06/1968
Portland Speedway
30/06/1968
Rotenburg Hill Climb
01/07/1968
Mosport Park
06/07/1968
Lime Rock Park
06/07/1968
Silverstone Circuit
07/07/1968
Brands Hatch Circuit
07/07/1968
Cadwell Park Circuit
07/07/1968
Islip Speedway
07/07/1968
Mallory Park Circuit
07/07/1968
Nürburgring
07/07/1968
Rouen les Essarts
07/07/1968
Spa-Francorchamps
13/07/1968
Mondello Park
13/07/1968
Oswego Speedway
13/07/1968
Oulton Park Circuit
13/07/1968
Silverstone Circuit
14/07/1968
Brands Hatch Circuit
14/07/1968
Ingliston Circuit
14/07/1968
Nürburgring
14/07/1968
Oswego Speedway
14/07/1968
Sachsenring
14/07/1968
Snetterton Circuit
14/07/1968
Tulln-Langenlebarn
14/07/1968
Warwick Farm
20/07/1968
Brands Hatch Circuit
20/07/1968
Mosport Park
20/07/1968
Silverstone Circuit
21/07/1968
Bikernieki
21/07/1968
Brno Circuit
21/07/1968
Hockenheimring
21/07/1968
Mt. Tremblant
27/07/1968
Baypark Raceway
27/07/1968
Mosport Park
27/07/1968
Oswego Speedway
27/07/1968
Silverstone Circuit
28/07/1968
Bikernieki
28/07/1968
Freiburg Hill Climb
28/07/1968
Lake Garnett
28/07/1968
Mallory Park Circuit
28/07/1968
Ring Djursland
28/07/1968
Road America
28/07/1968
Snetterton Circuit
03/08/1968
Barbon Hill Climb
03/08/1968
Orange Show Speedway
03/08/1968
Silverstone Circuit
04/08/1968
Calder Park Raceway
04/08/1968
Imatranajo
04/08/1968
Mt. Tremblant
04/08/1968
Nevskoe Koltso
04/08/1968
Nürburgring
04/08/1968
Schoonheten
04/08/1968
Snetterton Circuit
05/08/1968
Mosport Park
10/08/1968
Bowman-Gray Stadium
10/08/1968
Castle Combe Circuit
10/08/1968
Silverstone Circuit
11/08/1968
Brands Hatch Circuit
11/08/1968
Hockenheimring
11/08/1968
Ingliston Circuit
11/08/1968
Mallory Park Circuit
11/08/1968
Milwaukee Mile
11/08/1968
Schleizer Dreieck
11/08/1968
Snetterton Circuit
11/08/1968
Topton Hill Climb
15/08/1968
Milwaukee Mile
17/08/1968
Oulton Park Circuit
17/08/1968
Silverstone Circuit
18/08/1968
Brands Hatch Circuit
18/08/1968
Brno Circuit
18/08/1968
Cadwell Park Circuit
18/08/1968
Milwaukee Mile
18/08/1968
Roskilde Ring
18/08/1968
Soerendonk
18/08/1968
Wunstorf Air Base
25/08/1968
Brands Hatch Circuit
25/08/1968
Mosport Park
25/08/1968
Ring Knutstorp
25/08/1968
Silverstone Circuit
25/08/1968
Snetterton Circuit
25/08/1968
Varsselring
25/08/1968
Zeltweg Airfield
31/08/1968
Oulton Park Circuit
31/08/1968
Silverstone Circuit
01/09/1968
Brands Hatch Circuit
01/09/1968
Fleetwood Hill Climb
01/09/1968
Nürburgring
01/09/1968
Road America
01/09/1968
Santa Barbara
01/09/1968
Snetterton Circuit
02/09/1968
Brands Hatch Circuit
02/09/1968
Darlington Raceway
02/09/1968
Lime Rock Park
02/09/1968
Mallory Park Circuit
02/09/1968
Oulton Park Circuit
02/09/1968
Silverstone Circuit
02/09/1968
Snetterton Circuit
07/09/1968
Mosport Park
07/09/1968
Silverstone Circuit
08/09/1968
Dalsland Ring
08/09/1968
Höxter Hill Climb
08/09/1968
Ingliston Circuit
08/09/1968
Mallory Park Circuit
08/09/1968
Milwaukee Mile
08/09/1968
Ulm-Laupheim
08/09/1968
Warwick Farm
13/09/1968
Beltsville Speedway
14/09/1968
Oulton Park Circuit
14/09/1968
Silverstone Circuit
15/09/1968
Cadwell Park Circuit
15/09/1968
Hockenheimring
15/09/1968
Johore Circuit
21/09/1968
Silverstone Circuit
22/09/1968
Brands Hatch Circuit
22/09/1968
Linas-Montlhéry
22/09/1968
Mallory Park Circuit
22/09/1968
Mt. Tremblant
22/09/1968
Nürburgring
22/09/1968
Oran Park Raceway
22/09/1968
Roskilde Ring
22/09/1968
Snetterton Circuit
22/09/1968
Stockton 99 Speedway
28/09/1968
Nürburgring
28/09/1968
Oulton Park Circuit
28/09/1968
Silverstone Circuit
29/09/1968
Bikernieki
29/09/1968
Brands Hatch Circuit
29/09/1968
Circuit de la Sarthe
29/09/1968
Doune Hill Climb
29/09/1968
St. Michielsgestel
29/09/1968
Willow Springs
05/10/1968
Baypark Raceway
05/10/1968
Silverstone Circuit
06/10/1968
Brands Hatch Circuit
06/10/1968
Ingliston Circuit
06/10/1968
Pacific Raceways
06/10/1968
Snetterton Circuit
06/10/1968
Wien-Aspern
13/10/1968
Brands Hatch Circuit
13/10/1968
Hockenheimring
13/10/1968
Hohn Air Base
13/10/1968
Laguna Seca Raceway
13/10/1968
Linas-Montlhéry
13/10/1968
Mallory Park Circuit
13/10/1968
Snetterton Circuit
13/10/1968
Warwick Farm
19/10/1968
Bodiam Hill Climb
19/10/1968
Saugus Speedway
19/10/1968
Silverstone Circuit
20/10/1968
Brands Hatch Circuit
20/10/1968
Calder Park Raceway
20/10/1968
Mallory Park Circuit
20/10/1968
Snetterton Circuit
26/10/1968
Oulton Park Circuit
03/11/1968
Brands Hatch Circuit
03/11/1968
Hermanos Rodríguez
09/11/1968
Ascot Park
09/11/1968
Silverstone Circuit
10/11/1968
Brands Hatch Circuit
10/11/1968
Windsor RSL Speedway
17/11/1968
Baypark Raceway
17/11/1968
Brands Hatch Circuit
17/11/1968
Hershey Hill Climb
24/11/1968
Brands Hatch Circuit
01/12/1968
Brands Hatch Circuit
01/12/1968
Warwick Farm
08/12/1968
Brands Hatch Circuit
26/12/1968
Mallory Park Circuit
26/12/1968
Roy Hesketh Circuit