Auto Parts Warehouse, presuming this the correct "Auto Parts" does not appear to sell used parts. There are many options for used parts, Ebay is a particularly good choice.
Also try to google "used auto parts", there will be a list of shops.
There are hundreds of scrapping yards in cities and towns that have hundreds of old cars that are used for spare parts. Instead of buying old parts, some manufacturers actually make parts of older...
NAPA Auto Parts located in every state in the country, over 6,000 stores nationwide. Has over 375,000 parts available.NAPA = Never Any Parts Available. Sorry, couldn't help myself.
Napa Auto Parts is an auto parts store. They sell many parts for all types of cars. They sell engine gaskets and hoses, as well as other engine needs, but they do not sell entire engines.