Hi, I want to use a snow plow on my 2009 Kubota L4400 Hydrostatic. I have athe Skid Steer attachment steup.  In the unlikely event I should decide to install this myself, what exactly do I need to buy to add the third function valve?  How much of a job is it?
Thanks very much.
	
		
			
		
		
	
								Thanks very much.
 
				 
				
		 
 
		 
 
		 
						
					 
 
		