There are many online online stores which are providing BSA motorcycles and parts. As per your requirements you should contact with shinywing.com. I always purchased my motorcycle parts and accessories from this store at very reasonable price.
You can find the Yamaha Virago motorcycles for sale online from auction websites such as eBay. Alternatively, you can also purchase these motorcycles from classifieds such as Craigslist.
You can find used motorcycles for sale online on sites like Kijiji or Autotrader or Craigslist. They have different bikes on these sites depending on your wants and needs.
An individual could find motorcycles with sidecar body kits for sale at most motorcycle shops. Also, they can be found on sites such as ebay and craigslist.
There are various sources where one can find listings of Royal Enfield motorcycles for sale. Some of those sources are Cycle Trader, Bike Sales and Auto Trader.
Sidecar motorcycles can be purchased via the AutoTrader website. One will from time to time find sidecar motorcycles from many eras advertised for sale on the site.
ToysRUs and Kmart has motorcycles designed for young kids for sale. Amazon and eBay also has many motorcycles for young kids available for one to purchase.
You can find cheap off-road motorcycles for sale in Seattle online from the Oodle website. You can also find this item for sale from local classifieds or from websites such as eBay and Craigslist.
One can find a Honda CBR 600 for sale on the 'Cycle Trader' website where they have many for sale. One can also buy them from 'Honda Motorcycles Nationwide'.
You can find motorcycle apparel for sale at any Harley Davidson store (nearly every major city has one), and Chaparral catalogs (although this catalog mostly caters to motocross type of motorcycles).
You can find appliance parts for sale at your local Lowe's or Home Depot store. You can also purchase parts online from Amazon and have them shipped to your house.
One may find an used moped on sale at any site or dealership that sells ATV's, dirt bikes, motorcycles or any place that sells motorized recreational vehicles.
The British Customs website offers the sale of custom and after-market Triumph motorcycles. You can buy motorcyles, parts, and clothing from the website.