Pennzoil? Premium outboard and multi-purpose two-cycle engine oil is a high performance engine oil that meets or exceeds the warranty requirements of all leading manufacturers of two-cycle products including chain saws, lawn mowers, motorcycles and string trimmers, as well as outboard engines made by Johnson/Evinrude, mercury marine, Yamaha, Suzuki, Nissan, force/us marine, mariner, sears and other manufacturers.