Crankcase

Type SG(Motor Oil, API Service SG)
CAPACITY, Refill:
Sprint, Firefly (includes filter) 3.5 liters 3.7 quarts
Spectrum, Sunburst 2.8 liters 3.0 quarts
Nova 2V 3.0 liters 3.2 quarts
Nova FI 3.4 liters 3.6 quarts
Ex. Sprint, Firefly, capacity shown is without filter. When replacing filter, additional oil may be needed
1985 ex. Nova
Above 40°F (4°C) 30
Above 20°F (-7°C) 20W-20
Above 10°F (-12°C) 15W-40
Above 0°F (-18°C) 10W-30
Below 100°F (38°C) 5W-30*
1985-88 Nova
Above 10°F (-12°C) 15W-40, 20W-40‡, 20W-50‡
Above 0°F (-18°C) 10W-30*, 10W-50‡
Below 50°F (10°C) 5W-30
1988 Spectrum Turbo
Above 40°F (4°C) 30**
Above 0°F (-18°C) 10W-30*
Below 60°F (16°C) 5W-30
1988 Sprint, Firefly Turbo
Above 40°F (4°C) 30**
All temperatures 10W-30*
1986-88 Others
Above 40°F (4°C) 30
Above 0°F (-18°C) 10W-30
All temperatures 5W-30*
*Preferred
‡Not recommended for 1985-87 models
**May be used only if other recommended viscosities are not available