Just be sure if you are using a factory radio, to ALWAYS use 8 - 10 ohm speakers only . A modern 4 ohm speaker can and will damage your vintage radio over a period of time .
Greg
Wards Classic Car Radio Repair Specializing in restoration and sales of Mopar A B E body radios We can restore YOUR radio usually in less than 7 days Visit our NEW website.. http://www.wardsclassiccarradiorepair.com gregward@mchsi.com phone 256-852-0955