It has to be a really good deal to be worth your travel time and expense, and if he'll give that good a deal, why can't he find a local buyer? A local stromtrooper might look it over for the cost of a lunch, without any guarantee offered or expected on your part about his ability to comprehensively inspect a bike.
How much cheaper is that one vs. buying a new strom?
How much cheaper is that one vs. buying a new strom?