2006 Chrysler 300 Owner Manual - Page 253

STARTING AND OPERATING 253 Follow the recommended tire rotation frequency for your type of driving found in the "Maintenance Schedules" Section of this manual. More frequent rotation is permissible if desired. The reasons for any rapid or unusual wear should be corrected prior to rotation being performed. The suggested rotation method is the "forward-cross" shown in the following diagram. FUEL REQUIREMENTS 2.7L Engines Your vehicle is designed to meet all emissions regulations and provide satisfactory fuel economy and performance when using high quality unleaded gasoline having an octane of 87. 3.5L and 5.7L Engines The 3.5L and 5.7L engines are designed to meet all emissions regulations and provide satisfactory fuel economy and performance when using high-quality unleaded gasoline with an octane rating of 87 to 89. The manufacturer recommends the use of 89-octane for optimum performance. The routine use of premium gasoline is not recommended. The use of premium gasoline will provide no benefit over highquality regular gasoline or mid-grade gasoline and in some circumstances may result in poorer performance. 5