Transcription of Engine Upgrade Performance IO-470 to IO-550
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Engine Upgrade PerformanceIO-470 to IO-550by David F. Rogersemail: dfr at appeared in the Newsletter of the Australian beechcraft Society, June Engine is at TBO or beyond. It is now time to consider an overhaul, a factoryremanufactured Engine , or even an Upgrade to a larger Engine . For those of us with the 225bhp IO-470 or the 285 bhp IO-520 engines there is the temptation to Upgrade to a largerengine. For those with the IO-520 upgrading to the IO-550 is tempting. For those with the225 bhp IO-470 the tempation is to Upgrade to either an IO-520 or go all the way to on research, the difference in installed cost of a factory remanufactured IO-520 andan STC d factory remanufactured IO-550 is approximately $8,000.
Engine Upgrade Performance IO-470 to IO-550 by David F. Rogers email: dfr at nar-associates.com First appeared in the Newsletter of the Australian Beechcraft Society, June 2003.
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