Let us start with ease of obtaining. Obviously newer car parts will be easier to get than older ones. A friend of mine still has a 1975 Pontiac Lemans. To obtain parts for this car he has to literally go…

Every state and town has at least a salvage yard where useful parts of dilapidated vehicles are salvaged for re-use. Most of the parts would be non-functional. But even the most dilapidated vehicles have a usable part either on the…