2009 Nissan GT-R Owner's Manual - Page 311

GAS STATION INFORMATION FUEL RECOMMENDATION VR38 engine Use unleaded premium gasoline with an octane rating of at least 93 AKI (Anti-Knock Index) number (Research octane number 98) to maximize vehicle performance. If the premium gasoline specified above is not available, you may use unleaded premium gasoline with an octane rating of at least 91 AKI number (Research octane number 96), but you may notice a decrease in performance. For additional information, see the following "CAPACITIES AND RECOMsection. ( MENDED FUEL/LUBRICANTS" page 9-2) ENGINE OIL RECOMMENDATION Mobil 1, 0W-40 (100% synthetic) is the factory fill oil. The VR38 engine with its plasma-sprayed bores was developed using this oil. NISSAN cannot ensure proper engine operation and durability if other 0W-40 synthetic oil is used. If Mobil 1, 0W-40 is not available, Mobil 1, 10W-40 (100% synthetic) may be used; however, some performance loss may be noticed. See the following section for engine oil and oil filter recommendation. ( "CAPACITIES AND RECOMMENDED FUEL/LUBRICANTS" page 9-2) NOTICE . Using a fuel other than that specified could adversely affect the emission control systems, and may also affect warranty coverage. Under no circumstances should a leaded gasoline be used, since this will damage the three way catalyst. Do not use E-85 fuel in your vehicle. Your vehicle is not designed to run on E-85 fuel. Using E-85 fuel can damage the fuel system components. See the 2009 Nissan GT-R Warranty Information Booklet for details and exclusions. COLD TIRE PRESSURES The label is typically located on the driver side center pillar or on the driver's door. ( "WHEELS AND TIRES" page 8-29) . . NEW VEHICLE BREAK-IN PROCEDURES RECOMMENDATION Follow these recommendations for the future reliability and economy of your new vehicle. During the first 1,200 miles (2,000 km) of vehicle use, follow the recommendations outlined in this Owner's Manual. ( "BREAK-IN SCHEDULE" page 5-32)