Hi i have a 64 sedan and i have changed my front head lights for usa spec.......... but not sure how to wire them up i have a brown wire.... a yellow.. a gray and a white........... dont now wich wire is for what... such as main beam side lights ect could anybody help

manythanks

paul :?

Brown wire is earth for the headlightbulb and the sidelight bulb. White is main beam, yellow is dip beam, grey is sidelight. Headlight bulb connection is left=brown, top=white, right=yellow.