Also worth noting is that the entire automotive industry has a complete system for capturing functional enough used parts -- the core charge when buying a new p

Also worth noting is that the entire automotive industry has a complete system for capturing functional enough used parts -- the core charge when buying a new part. Even shade tree mechanics feed into recycling those things to be bored out, sleeved and resold to a new person. I would expect nothing less of something with such high intrinsic material value.