When doing replacement or upgrading on 1984 – 1987 Honda Wagovan, the bulb size guide is necessary for you to take the reference.
Jump to corresponding car model with the catalog bellow.

High Beam and Low Beam Headlight1986 – 1987 9004
1984 H6054
Back Up Light1984, 1986 – 1987 1156
Brake1984 1157
1986 – 1987 2057
Dome Light1984, 1986 – 1987 DE3175
Front Side Marker1984, 1986 – 1987 194
Front Turn Signal1986 – 1987 1156
1984 1157
License Plate1984, 1986 – 1987 168
Parking Light1984, 1986 – 1987 1157
Rear Side Marker1984, 1986 – 1987 194
Rear Turn Signal1984, 1986 – 1987 1156
Tail Light1984 1157
1986 – 1987 2057
Center High Mount Stop Light1986 – 1987 921
Trunk1986 – 1987 DE3021