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 Headlight1968 – 1971 H5006
High Beam Headlight1968 – 1971 H5001
Back Up Light1968 – 1971 1156
Brake1968 – 1971 1157
Dome Light1969 1003
1970 1891
1971 194
1968 631
Front Side Marker1971 97
Front Turn Signal1968 – 1971 1157
License Plate1971 1891
1968 – 1970 97
Parking Light1968 – 1971 1157
Rear Side Marker1968 – 1971 97
Rear Turn Signal1968 – 1971 1157
Tail Light1968 – 1971 1157
Courtesy1971 168
1969 211-2
1970 212-2
1968 631
Engine Compartment Light1968 – 1970 631
Glove Box1968 – 1970 1895
Map Light1971 194
1969 – 1970 212-2
1968 631
Radio Display1968 – 1971 1893
Trunk1971 194
1968 631
1969 – 1970 90
Low Beam Headlight1972 – 1976 H5006
High Beam Headlight1972 – 1976 H5001
Back Up Light1972 1076
1973 – 1976 1156
Brake1972 – 1976 1157
Dome Light1972 1003
1973 211-2
1974 – 1976 578
Front Side Marker1972 – 1976 194
Front Turn Signal1972 – 1976 1157
License Plate1972 – 1976 97
Parking Light1973 – 1976 1157
1972 1157NA
Rear Side Marker1974 – 1976 168
1972 – 1973 194
Rear Turn Signal1972 – 1976 1157
Tail Light1972 – 1976 1157
Courtesy1972 – 1973, 1975 – 1976 1445
1974 212-2
Engine Compartment Light1973 – 1976 89
Glove Box1972 – 1973 1895
1974 – 1976 194
Map Light1973 – 1976 1003
1972 578
Radio Display1972 – 1976 1893
Trunk1972 – 1976 89
High Beam and Low Beam Headlight2006 – 2008 9008
Front Fog Light2006 – 2008 9140
Back Up Light2006 – 2008 3156
Brake2006 – 2008 3157
Dome Light2006 – 2008 578
Front Side Marker2006 – 2008 194
Front Turn Signal2006 – 2008 3157
License Plate2006 – 2008 194
Parking Light2006 – 2008 3157
Rear Turn Signal2006 – 2008 3157
Tail Light2006 – 2008 3457
Luggage Compartment2006 – 2008 921
Center High Mount Stop Light2006 – 2008 921
Map Light2006 – 2008 906
Low Beam Headlight1977 – 1979 H5006
High Beam Headlight1977 – 1979 H5001
Back Up Light1977 – 1979 1156
Brake1977 – 1979 1157
Dome Light1978 211-2
1977, 1979 578
Front Side Marker1977 – 1979 194
Front Turn Signal1977 – 1979 1157
License Plate1977 – 1979 168
Parking Light1977 – 1979 1157
Rear Side Marker1978 1157
1979 161
1977 168
Rear Turn Signal1977 – 1979 1157
Tail Light1977 – 1979 1157
Courtesy1977 1445
1979 161
1978 212-2
Engine Compartment Light1977 – 1979 89
Glove Box1977 – 1979 194
Map Light1977, 1979 1003
1978 578
Radio Display1977 – 1979 1893
Trunk1977 – 1979 89
Low Beam Headlight1982 – 1983 H4656
1980 – 1981 H5006
High Beam Headlight1982 – 1983 H4651
1980 – 1981 H5001
Back Up Light1980 – 1983 1156
Brake1980 – 1983 1157
Dome Light1980 – 1983 912
Front Side Marker1980 – 1983 194
Front Turn Signal1981 – 1983 1157
1980 1157NA
License Plate1980 – 1983 168
Parking Light1980 – 1983 1157
Rear Side Marker1980 – 1983 194
Rear Turn Signal1980 – 1983 1157
Tail Light1980 – 1983 1157
Courtesy1981 1445
1980 168
1982 – 1983 912
Engine Compartment Light1980 – 1981, 1983 89
Glove Box1980 – 1983 194
Map Light1980 – 1983 105
Radio Display1980 161
Trunk1981 212-2
1980, 1982 – 1983 89
High Beam and Low Beam Headlight1984 – 1992 9004
Front Fog Light1990 – 1992 H2
Back Up Light1984 – 1988 1156
1989 – 1992 3156
Brake1984 – 1988 1157
1989 – 1992 3157
Dome Light1984, 1986 – 1988, 1990 – 1992 912
Front Side Marker1984 – 1992 194
Front Turn Signal1984 – 1986 1157
1987 1157NA
1991 3057
1988 – 1990, 1992 3157NA
License Plate1984 – 1992 168
Parking Light1984 – 1988 1157
1991 3057NA
1989 – 1990, 1992 3157
Rear Side Marker1984 – 1992 194
Rear Turn Signal1984 – 1988 1157
1989 – 1992 3157
Tail Light1984 – 1988 1157
1989 – 1992 3157
Center High Mount Stop Light1986 – 1992 912
Courtesy1987 – 1989 168
1985 – 1986, 1990 – 1992 912
Engine Compartment Light1984 – 1988 89
1989 906
1990 – 1991 912
Glove Box1984 – 1992 194
Map Light1984 105
1985 – 1991 912
1992 916
Radio Display1984 37
Trunk1985 – 1988 89
1989, 1992 906
1990 – 1991 912
Low Beam Headlight1993 – 1995 9005
High Beam Headlight1993 – 1995, 1997 – 1998 9005
Front Fog Light1993 – 1995, 1997 – 1998 H2
Back Up Light1993 – 1995, 1997 – 1998 3156
Brake1993 – 1995, 1997 – 1998 3357
Dome Light1993 – 1995, 1997 – 1998 912
Front Side Marker1997 – 1998 168
1993 – 1995 194
Front Turn Signal1993 – 1995, 1997 – 1998 3457
License Plate1993 – 1995, 1997 – 1998 168
Parking Light1998 3357NA
1993 3457
1994 – 1995, 1997 3457NA
Rear Side Marker1997 194
1993 – 1995, 1998 916
Rear Turn Signal1993 – 1995, 1997 – 1998 3157
Tail Light1995 168
1993 – 1994, 1997 – 1998 3157
Center High Mount Stop Light1997 – 1998 3157
1994 – 1995 3357
1993 921
Courtesy1993 – 1995, 1997 – 1998 168
Engine Compartment Light1993 – 1995, 1997 – 1998 912
Glove Box1993 – 1995, 1997 – 1998 194
Map Light1993 – 1995, 1997 – 1998 168
Trunk1993 – 1995, 1997 – 1998 912
Low Beam Headlight1996 9005
High Beam Headlight1996 9005
Front Fog Light1996 H2
Back Up Light1996 3156
Brake1996 3357
Dome Light1996 912
Front Side Marker1996 194
Front Turn Signal1996 3457
License Plate1996 168
Parking Light1996 3457
Rear Side Marker1996 916
Rear Turn Signal1996 3157
Center High Mount Stop Light1996 3157
Engine Compartment Light1996 912
Glove Box1996 194
Trunk1996 912