"gross_arrow" wrote:
(realistically,
you should add about 20-30/hr for overhaul, but we
have really low time engines and figure that we'll trade up
before we get to o/h).

Doesn't matter. That money's spent anyway because hours on the engines
decrease the value of the airplane when you sell. You can't avoid
overhaul costs.
--
Dan
C172RG at BFM