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6.

In a single-engine application, how reliable is the Williams-Rolls FJ44?  
     
 

The inflight shut-down rate on modern turbofan engines is incredibly low (see the chart below). Comparatively, turbofans are 77 times more reliable than a piston engine. Specifically, the Williams-Rolls FJ44-1 enjoys a 50 per cent better reliability rating than either of its two competitors in the time since its FAA certification in 1994.

 
     
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