Suzuki - Genuine Engine Cover - DF40 / DF50 (2010 and Older Models) - 990C0-65001. Protect your Suzuki DF40 and DF50 Suzuki outboard engines from dust and debris with this custom-fitted engine cover. This cover is made from Sunbrella UV resistant, and water-repellent fabric, featuring genuine silk-screen printed Suzuki Four Stroke graphics. Features: Cover will fit DF40 and DF50 Suzuki outboards produced between 1999 and 2010