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					Originally Posted by  RETed
					 
				 
				Less friction = more efficient engine 
More efficient engine = more power using less fuel 
 
Or course, the downside is that needle bearings are less reliable versus journal bearings. 
I'd imagine service interval is a lot shorter for these needle bearings versus journal bearings. 
If you're building a "race engine", this is not going to matter. 
 
 
-Ted 
			
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 What would make the needle bearing less reliable vs journal?
Thanks.