Jamestown Distributors TV: Teleflex Marine Winterizing: Engine Oil Change. This video is on changing the engine oil and oil filter. You can find Sierra Engine Oil filters at http://www.jamestowndistributors.com/userportal/search.do?refineType=1&refineName=Type&refineValue=Oil%20Filters%20and%20Wrenches&refine=1&page=GRID. Visit http://www.jamestowndistributors.com for all your project needs.