The H4 style bulbs made for on road use are a 60 watt unit and thus draw 5 amps each. You can buy H4 style bulbs of higher wattage which are illegal to use on the road. They are marketed as "off road " bulbs.


1951 GMC 1 Ton Flatbed -- It is finally on the road and what a great time I have driving it!
1951 1 Ton Completed


My Chevy Master 4 Door is on the Road!