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Old January 2nd 08, 02:27 AM posted to rec.aviation.owning
Paul kgyy
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Posts: 283
Default OH IO520 or replace with IO550

Any info about relative cost of a high quality overhaul of an IO520
compared with replacement by a (say) second run IO550?

"high quality" means to me, at least, either ECI or Millennium
cylinders and a nationally known shop.