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		#1
		
		
			D 
		
		
		dkt111
		
		
			kohler ch20s engine has a blown head gasket.
		 
		
		
	 
	
	
		#2
		
		
			
 
		
		
		Fish
		
		
			Take off the head, and clean both surfaces, and reassemble...
Well you will have to pull the intake and exhaust too..