So, $300ish for a saw, plus whatever parts it needs (hey, they are all used now), $200 to port it, $125 for a carb to make it run, we are at $625 without issues.
$750 I can buy a new 562XP and run 19-28" bars, with ease.
$250-300 I can get a used 5100, then about $20? in Dremel bits and I can...