Tehnical rules evolution

  • 1950-1951 4500cc atmospheric or 1500cc supercharched - No weight limit

  • 1952-1953 Formula 2 rules 2000cc atmospheric or 500cc supercharched - No weight limit

  • 1954-1960 2500cc atmospheric or 750cc supercharched - No weight limit
    • 1957 aviation fuel with an octane rating of 130

  • 1961-1965 1500cc atmospheric - 450kg minimum weight

  • 1966-1983 3000cc atmospheric or 1500 supercharged - 500kg minimum weight
    • 1969 wings were banned for the Grand Prix weekend in Monaco (fixed wings only reintroduced later but when ?)
    • 1970 530kg minimum weight
    • 1972 550kg minimum weight - maximum 12 cylinders (when)
    • 1976 Tyrell introduce a six-wheels car
    • 1977 Renault introduce a turbo engine
    • 1978 Lotus introduce a Wing-car
    • 1982 six-wheels cars banned
    • 1985 Wing-cars banned

  • 1984 atmospheric engine banned

  • 1987 the FIA introduced pop-off valves (2,5 bar) for superchaged engine and fuel restriction to 150 litres, 3500cc atmospheric allowed with no fuel restriction, no tank up during the race.
    • 1989 3500cc atmospheric only
    • 1995, the fuel used must be identical in composition to a sample (chemical fingerprint) which is submitted in advance to the racing authorities for approval

  • 1996 3000cc atmospheric only
    • (date ?) tank up allowed
    • 1998 10 cylinders only

to be done : minimal weight, fuel rules, aerodymics rules, tyre size, number of wheels.