Yes, there is an installation guide directions included with the new housing. The procedure to reset the Tensioner to transport mode, is not included, but can be furnished if requested, or you can send them to Jerrys Gaskets.
Here is a link for that service. https://www.jerrysgaskets.com/second...-re-set-90-95/
Easy? Depends on your skills & knowledge of the parts relationship & comprehension of the instructions. Easy for some is hard for others.