PPRuNe Forums - View Single Post - Efficient altitude, reciprocating engines?
Old 12th January 2009 | 19:21
  #16 (permalink)  
bookworm
 
Joined: Aug 2000
Posts: 3,648
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From: UK
There is little to recommend lean and mean in a small a/c, engines are too expensive, fuel not so much.
Yesterday I paid about $11/gal for gas in Germany. At that price, saving 2 gal per hour pays for a new engine in half its TBO.
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