the engine will just keep on going with regular oil changes. the trans is a crap shoot as to how long it will last. if its had regular maint done it last a good while. not sure if mine was original or not but it sh it the bad at 216,000. engines up to 231,000 now. theres cars with way more. one guys got to be up to 350,000 by now. theres a thread, with pretty much the same title as yours already.