1950 Monaco GP - Fangio was a lap ahead of Ascari and the rest.
1952 French GP at Rouen - Ascari was a lap ahead of Farina.
1952 British GP at Silverstone - Ascari was a lap ahead of Taruffi - second GP in a row that the winner won but a clear lap.
1953 Argentine GP at Buenos Aires - Ascari finished a lap ahead of Villoresi.
1954 Italian GP - Fangio was a lap clear of Hawthorn & Maglioli
1956 British GP at Silverstone - Fangio finished a lap ahead of the De Portago/Collins Ferrari.
1959 Portugese GP at Monsanto - Moss finished a lap ahead of Gregory
1962 French GP at Rouen - Gurney was a lap clear of Maggs
1963 Dutch GP - Clark was a lap ahead of Gurney
1964 Monaco GP - Graham Hill by a lap from Ginther
1966 Dutch GP - Brabham by a lap over Graham Hill
1966 US GP at Watkins Glen - Clark in the H16 powered Lotus by a lap from Rindt
1967 Monaco GP - Hulme by a lap from Graham Hill
1968 Canadian GP at Mont Tremblant - Hulme by a lap from McLaren
1969 Spanish GP at Montjuich Park - Jackie Stewart by TWO laps from McLaren
1969 British GP at Silverstone - Jackie Stewart won with Jacky Ickx one lap in arrears.
The last one I attended. There must be more by I have run out of time!
...but surely 45 laps of Daytona exceeds all of the above by a considerable margin?
