4th Fastest Laps in a Season

Fastest Lap position:

Pos	Lubricant Manufacturer	Year	4th Fastest Laps
1	Elf	1993	11
2	Mobil	1992	9
3	Elf	1995	8
4	Valvoline	1978	7
	Elf	1984	7
	Agip	1989	7
	Elf	1996	7
8	Esso	1964	6
	Agip	1979	6
	Elf	1980	6
	Elf	1981	6
	Elf	1983	6
	Shell	1987	6
	Agip	1994	6
	Mobil	1996	6
16	Shell	1962	5
	Elf	1975	5
	Elf	1976	5
	Mobil	1980	5
	Agip	1984	5
	Elf	1986	5
	Mobil	1987	5
	Mobil	1988	5
	Agip	1990	5
	Elf	1991	5
	Agip	1995	5
27	Duckhams	1974	4
	Texaco	1974	4
	Agip	1978	4
	Elf	1979	4
	Mobil	1981	4
	Elf	1982	4
	Castrol	1983	4
	Agip	1985	4
	Shell	1986	4
	Agip	1988	4
	Elf	1990	4
	Mobil	1990	4
	Agip	1991	4
	Shell	1991	4
	Elf	1992	4
	Elf	1994	4
43	Shell	1959	3
	Agip	1976	3
	Mobil	1979	3
	Agip	1982	3
	Agip	1983	3
	Shell	1984	3
	Elf	1985	3
	Shell	1985	3
	Mobil	1986	3
	Elf	1987	3
	Shell	1988	3
	Elf	1989	3
	Shell	1996	3
56	Shell	1961	2
	Esso	1962	2
	Elf	1970	2
	Shell	1971	2
	Elf	1974	2
	Agip	1975	2
	Fina	1975	2
	Sunoco	1976	2
	Fina	1978	2
	Agip	1981	2
	Mobil	1982	2
	Unipart	1982	2
	Valvoline	1982	2
	Antar	1985	2
	Castrol	1985	2
	Mobil	1985	2
	Agip	1986	2
	Castrol	1986	2
	Agip	1987	2
	Elf	1988	2
	Mobil	1989	2
	Shell	1989	2
	BP	1990	2
	Mobil	1991	2
	Agip	1993	2
	Castrol	1993	2
	Sasol	1994	2
	Shell	1994	2
	Mobil	1995	2
	Total	1995	2
86	Shell	1953	1
	Shell	1963	1
	BP	1964	1
	Shell	1964	1
	BP	1967	1
	Esso	1967	1
	Shell	1968	1
	Elf	1969	1
	STP	1970	1
	Gulf	1972	1
	Elf	1973	1
	Agip	1974	1
	Motul	1974	1
	Duckhams	1975	1
	Texaco	1975	1
	UOP	1975	1
	Fina	1976	1
	Shell	1976	1
	Agip	1977	1
	Fina	1977	1
	Texaco	1977	1
	Castrol	1978	1
	Texaco	1978	1
	Essex	1979	1
	Shell	1979	1
	Agip	1980	1
	Unipart	1981	1
	Valvoline	1981	1
	Unipart	1983	1
	Valvoline	1983	1
	Castrol	1984	1
	BP	1988	1
	STP	1988	1
	BP	1989	1
	Unipart	1989	1
	Shell	1990	1
	BP	1991	1
	BP	1992	1
	Castrol	1992	1
	Shell	1992	1
	Shell	1993	1
	BP	1994	1
	Castrol	1994	1

Fastest Lap position: