RCU Forums - View Single Post - Which are long lasting engines ABC or Ringed???
Old 06-09-2007 | 08:39 AM
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Sport_Pilot
 
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From: Acworth, GA
Default RE: Which are long lasting engines ABC or Ringed???

have such a tight tolerance at/near TDC that any lack of lubed due to a lean mixture can make the piston stick to the liner, scraping off some of the chrome/nickel plating.
Most of the time it will scrape off some of the softer aluminum piston.