When doing replacement or upgrading on 1968 – 2008 Lincoln Mark III IV LT V VI VII VIII capsule halogen headlamps with, the bulb size guide is necessary for you to take the reference.
Jump to corresponding car model with the catalog bellow.

Low Beam Headlight 1968 – 1971 H5006
High Beam Headlight 1968 – 1971 H5001
Back Up Light 1968 – 1971 1156
Brake 1968 – 1971 1157
Dome Light 1969 1003
1970 1891
1971 194
1968 631
Front Side Marker 1971 97
Front Turn Signal 1968 – 1971 1157
License Plate 1971 1891
1968 – 1970 97
Parking Light 1968 – 1971 1157
Rear Side Marker 1968 – 1971 97
Rear Turn Signal 1968 – 1971 1157
Tail Light 1968 – 1971 1157
Courtesy 1971 168
1969 211-2
1970 212-2
1968 631
Engine Compartment Light 1968 – 1970 631
Glove Box 1968 – 1970 1895
Map Light 1971 194
1969 – 1970 212-2
1968 631
Radio Display 1968 – 1971 1893
Trunk 1971 194
1968 631
1969 – 1970 90
Low Beam Headlight 1972 – 1976 H5006
High Beam Headlight 1972 – 1976 H5001
Back Up Light 1972 1076
1973 – 1976 1156
Brake 1972 – 1976 1157
Dome Light 1972 1003
1973 211-2
1974 – 1976 578
Front Side Marker 1972 – 1976 194
Front Turn Signal 1972 – 1976 1157
License Plate 1972 – 1976 97
Parking Light 1973 – 1976 1157
1972 1157NA
Rear Side Marker 1974 – 1976 168
1972 – 1973 194
Rear Turn Signal 1972 – 1976 1157
Tail Light 1972 – 1976 1157
Courtesy 1972 – 1973, 1975 – 1976 1445
1974 212-2
Engine Compartment Light 1973 – 1976 89
Glove Box 1972 – 1973 1895
1974 – 1976 194
Map Light 1973 – 1976 1003
1972 578
Radio Display 1972 – 1976 1893
Trunk 1972 – 1976 89
High Beam and Low Beam Headlight 2006 – 2008 9008
Front Fog Light 2006 – 2008 9140
Back Up Light 2006 – 2008 3156
Brake 2006 – 2008 3157
Dome Light 2006 – 2008 578
Front Side Marker 2006 – 2008 194
Front Turn Signal 2006 – 2008 3157
License Plate 2006 – 2008 194
Parking Light 2006 – 2008 3157
Rear Turn Signal 2006 – 2008 3157
Tail Light 2006 – 2008 3457
Luggage Compartment 2006 – 2008 921
Center High Mount Stop Light 2006 – 2008 921
Map Light 2006 – 2008 906
Low Beam Headlight 1977 – 1979 H5006
High Beam Headlight 1977 – 1979 H5001
Back Up Light 1977 – 1979 1156
Brake 1977 – 1979 1157
Dome Light 1978 211-2
1977, 1979 578
Front Side Marker 1977 – 1979 194
Front Turn Signal 1977 – 1979 1157
License Plate 1977 – 1979 168
Parking Light 1977 – 1979 1157
Rear Side Marker 1978 1157
1979 161
1977 168
Rear Turn Signal 1977 – 1979 1157
Tail Light 1977 – 1979 1157
Courtesy 1977 1445
1979 161
1978 212-2
Engine Compartment Light 1977 – 1979 89
Glove Box 1977 – 1979 194
Map Light 1977, 1979 1003
1978 578
Radio Display 1977 – 1979 1893
Trunk 1977 – 1979 89
Low Beam Headlight 1982 – 1983 H4656
1980 – 1981 H5006
High Beam Headlight 1982 – 1983 H4651
1980 – 1981 H5001
Back Up Light 1980 – 1983 1156
Brake 1980 – 1983 1157
Dome Light 1980 – 1983 912
Front Side Marker 1980 – 1983 194
Front Turn Signal 1981 – 1983 1157
1980 1157NA
License Plate 1980 – 1983 168
Parking Light 1980 – 1983 1157
Rear Side Marker 1980 – 1983 194
Rear Turn Signal 1980 – 1983 1157
Tail Light 1980 – 1983 1157
Courtesy 1981 1445
1980 168
1982 – 1983 912
Engine Compartment Light 1980 – 1981, 1983 89
Glove Box 1980 – 1983 194
Map Light 1980 – 1983 105
Radio Display 1980 161
Trunk 1981 212-2
1980, 1982 – 1983 89
High Beam and Low Beam Headlight 1984 – 1992 9004
Front Fog Light 1990 – 1992 H2
Back Up Light 1984 – 1988 1156
1989 – 1992 3156
Brake 1984 – 1988 1157
1989 – 1992 3157
Dome Light 1984, 1986 – 1988, 1990 – 1992 912
Front Side Marker 1984 – 1992 194
Front Turn Signal 1984 – 1986 1157
1987 1157NA
1991 3057
1988 – 1990, 1992 3157NA
License Plate 1984 – 1992 168
Parking Light 1984 – 1988 1157
1991 3057NA
1989 – 1990, 1992 3157
Rear Side Marker 1984 – 1992 194
Rear Turn Signal 1984 – 1988 1157
1989 – 1992 3157
Tail Light 1984 – 1988 1157
1989 – 1992 3157
Center High Mount Stop Light 1986 – 1992 912
Courtesy 1987 – 1989 168
1985 – 1986, 1990 – 1992 912
Engine Compartment Light 1984 – 1988 89
1989 906
1990 – 1991 912
Glove Box 1984 – 1992 194
Map Light 1984 105
1985 – 1991 912
1992 916
Radio Display 1984 37
Trunk 1985 – 1988 89
1989, 1992 906
1990 – 1991 912
Low Beam Headlight 1993 – 1995 9005
High Beam Headlight 1993 – 1995, 1997 – 1998 9005
Front Fog Light 1993 – 1995, 1997 – 1998 H2
Back Up Light 1993 – 1995, 1997 – 1998 3156
Brake 1993 – 1995, 1997 – 1998 3357
Dome Light 1993 – 1995, 1997 – 1998 912
Front Side Marker 1997 – 1998 168
1993 – 1995 194
Front Turn Signal 1993 – 1995, 1997 – 1998 3457
License Plate 1993 – 1995, 1997 – 1998 168
Parking Light 1998 3357NA
1993 3457
1994 – 1995, 1997 3457NA
Rear Side Marker 1997 194
1993 – 1995, 1998 916
Rear Turn Signal 1993 – 1995, 1997 – 1998 3157
Tail Light 1995 168
1993 – 1994, 1997 – 1998 3157
Center High Mount Stop Light 1997 – 1998 3157
1994 – 1995 3357
1993 921
Courtesy 1993 – 1995, 1997 – 1998 168
Engine Compartment Light 1993 – 1995, 1997 – 1998 912
Glove Box 1993 – 1995, 1997 – 1998 194
Map Light 1993 – 1995, 1997 – 1998 168
Trunk 1993 – 1995, 1997 – 1998 912
Low Beam Headlight 1996 9005
High Beam Headlight 1996 9005
Front Fog Light 1996 H2
Back Up Light 1996 3156
Brake 1996 3357
Dome Light 1996 912
Front Side Marker 1996 194
Front Turn Signal 1996 3457
License Plate 1996 168
Parking Light 1996 3457
Rear Side Marker 1996 916
Rear Turn Signal 1996 3157
Center High Mount Stop Light 1996 3157
Engine Compartment Light 1996 912
Glove Box 1996 194
Trunk 1996 912