1987
2nd in the Dunlop Autosport Formula Ford Championship. 3rd in the Townsend Thoreson Championship. 5th in the International Formula Ford Festival.

1988
Winner - Vauxhall Lotus Championship with 5 wins. 3rd Overall in the European Opel Lotus Championship with 1 win. Winner of the Cellnet Young Driver of the Year. Winner of the British Racing Drivers Club trophy for the Most Promising Young Driver. Winner of the Autosport Magazine Club Driver of the Year award. Winner of the Scottish Motor Racing Club trophy for Best Performance in International Racing.

1989
2nd in the British Formula 3 Championship with 5 wins. Winner of the British Racing Drivers Club Graham Hill Trophy. Winner of the Autosport Magazine National Driver of the year award.

1990
4th Overall in the International Formula 3000 Championship with 2 wins, 1 Pole Position and Lap Record. Winner of the British Racing Drivers Club John Cobb Trophy for Best British Driver. Test driver for McLaren International Formula One team.

1991-1992
Test Driver for McLaren Formula One team and racing in International Formula 3000.

1993
Test Driver for Benetton Formula One team.

1994
Selected races in International Formula 3000 and Lola Formula One Test Driver.

1995
International Formula 3000 with Paul Stewart Racing. Two pole positions and several podiums finishes.

1996
Test driver for Benetton Formula One Team.

1997
Official Porsche Driver. North American GT Championship - Winner of 3 races, 1 Pole position and 2 Lap records.

1998
Official Porsche Driver. Le Mans 24 Hours - Overall Winner & GT1 Class Winner. Fastest in Pre-Qualification. Rolex Daytona 24 Hours - GT1 Class Winner and 2nd Overall. FIA GT Championship - 5th Overall, 5 Podium Positions, 1 Pole positions and 1 Lap Record. Inaugural Petite Le Mans - Pole Position & Lap Record. Winner Jim Clark Memorial Award. Winner British Racing Drivers Club Fairfield Trophy. Winner Club Des Pilotes Eric Thomas Trophy.

1999
Official Toyota Driver in the Le Mans 24 Hours. Official Porsche Driver. Rolex Daytona 24 Hours - Risi Ferrari - 2nd Overall & Lap Record.

2000
Official Audi Driver in Le Mans and the American Le Mans Series. American Le Mans Series - Overall Winner and Prototype Class Winner. 1st Overall Petit Le Mans, 1st Overall Adelaide Race of 1000 Years, 2nd Overall Sebring 12 Hours, 6 Wins, 10 Podium Positions, 4 Pole Positions, 7 Fastest Laps and 6 Lap Records. Le Mans 24 Hours - 2nd Overall, Pole Position and Fastest Lap. Fastest in Pre-Qualification. Voted onto the "All-America Auto Racing Team" by the AARWBA Winner - Horsepower Award by the AARWBA. Winner - British Racing Drivers Club Silverstone/Le Mans Challenge Trophy. Winner - Scottish Motor racing Club William Lyons/Billy Smith Trophy. Official Toyota Formula One Test Driver.

2001
Official Toyota formula1 Test Driver. Daytona 24 Hours - Risi Ferrari - Fastest Lap.