Various parts and accessories of 1987 Mazda B2000 have been put on sale on various websites like eBay. The various parts and accessories range between $10 and $200.
A person can find a wiring diagram for a 1984 Mazda b2000 in its maintenance book. They can also ask for a print out at an auto part store.
As of 2014, there are a few places where you can find a bed cap for a 1986 Mazda B2000. This part can be found at local body shops and auto part stores and through Mazda.
at ther end of the upper radiator hose on the motor
If the diagram decal is not under the hood, your best bet would be to visit your local library and find a reference specific to your vehicle. I don't think reference books are available for checkout, but you can make copies of the diagrams there.
This is the closest I could find http://pdftown.com/Mazda-RX8-Parts-Manual.html
Mazdatruckin.com has a tech page with all of the factory torque specs listed. See the links below.
Yes, this is as easy a swap as you'll ever do. It's the same engine almost; same cylinder head, same carburetor, same starter, the B2200 uses an F2 which is a slightly modified FE which is what you will find in the last few years B2000, I think 84-87.
I would suggest the Mazda Miata dealership site which is www.mmmiata.com, another site to try for Mazda Miata parts is www.autopartsdeal.com/Mazda/Miata/parts.html. For used parts you can try www.autoguide.net
Finding parts for a used Mazda 121 should be fairly simple. They will be advertised in many auto magazines and publications such as AutoTrader. Your local Mazda dealership should also hold a stock of parts for the Mazda 121.
You can find used car parts for Mazda in Boston from various posts in websites like Craigslist, Oodle etc. You may also be able to find them at your local garages.
used parts yard or dealership
For Mazda parts, the best website to use is http://www.mazda.co.uk/owning/mazda_parts/overview/. Also, www.partsmazda.co.uk/ helps you find all the parts that you need to fix your vehicle.