I'm replacing the heater fan motor in my '64 with one from a junk yard. I've cleaned it up and painted it but was wondering if there is any other preventive maintenance I should do before installing it. Thanks for any suggestions.


'64 swb stepside (gone)
'57 1 ton
'53 phone truck
'59 swb
'46 1 1/2 ton
'68 swb gmc