Crankcase

Type SG

Above 68°F (20°C) 40
32° to 86°F (0° to 30°C) 30
Above 14°F (-10°C) 20W-40, 20W-50
14° to 50°F (-10° to 10°C) 20W-20
Below 25°F (-4°C) 10W
Above 5°F (-15°C) 15W-40, 15W-50
0° to 60°F (-18° to 16°C); 1989-92 10W-30, 10W-40
5° to 80°F (-15° to 25°C); 1993-94 10W-30, 10W-40
Below 14°F (-10°C); 1989-92 5W-20*, 5W-30
Below 80°F (25°C); 1993-94 5W-30
*5W-20 not recommended for 1992 models.