360 ENGINE BUYING CONCERNS/QUESTIONS

So let's assume or say that everything's as good as you say , I've seen rebuilt high performance 360 short blocks on eBay that sell for around 1600 I would add another thousand for good X heads etc I'm going with 2500 to 3000 ballpark. That being said I would never move forward without taking someone who knows their stuff. Like I mentioned there are guaranteed high performance rebuild 360s online for reasonable price that haven't been sitting in someone's garage for years. But if you like what you see start at 2k