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					Originally Posted by  turbinedoctor
					 
				 
				That might have been me. I have an 84 center console with a 90hp inline 6 and it would do 25 - 30 mph depending on the load I had in it. I just rebuilt the engine and am still breaking it in. Now at 3500 rpms she will do 19 mph, cant wait to get the break in done so I can open it up again. Yes it planes just fine. 
  
Turbinedoctor 
			
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  what size prop you running on the 90