Honda 1981 GL1100 interstate Owner's Manual page 98

ITEM
H4 BULB (Philips 12342199, or eq.ui'{zIent)
l2V- 3 13 2 c p NO. I 157
l 2v -3 2 c p N o. :
F RONT 1034
R EAR IO73
12 V-2 c p N O. 57
l2V- 2 c p N O. 57
12 V-2 c p N O. 57
'12V 2 cp NO. 57
12V 2 cp NO. 57
indicator light
signal indicator light
beam indicator light