I would take motor off boat, hang upside down, and then spray the shaft it will run down to the splines. But like I have said I got rid of a motor just for this reason! 
 
Wish you Luck!!!
		 
		
		
		
		
		
		
			
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				1986 V20   
Old Fishermen never die, we just SMELL that way!!
			  
		
		
		
		
		
	
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