911 Turbo AWD F6-3600cc 3.6L SOHC Twin Turbo (1997)
Engine Oil: Fluid Type Specifications
Mineral base oils:
Above 50°F (10°C) ................................................................................................................................................................................15W-40, 20W-50, 40
Below 50°F (10°C) ......................................................................................................................................................................15W-40, 10W-40, 10W-30
Below 14°F (-10°C) .......................................................................................................................................................................................10W-30, 5W-30
Synthetic base oils:
All temperatures ...........................................................................................................................................................................10W-40, 15W-40, 15W-50
Above 50°F (10°C) .......................................................................................................................................................................10W-40, 15W-40, 15W-50
Below 50°F (10°C) ...........................................................................................................................................................10W-40, 10W-30, 5W-40, 5W-30