Crankcase
TYPE SG, SH(Motor Oil, API Service SG, SH)‡
CAPACITY, Refill:
1991-92 3.4 Corvette Code J 7.2 Liters 7.6 Quarts
Others 3.8 Liters 4.0 Quarts
Capacity shown is without filter. When replacing filter, additional oil may be needed
1991-92 Corvette 5.7 Code J:
Above 40°F (4°C) 30*
Above 0°F (-18°C) 10W-30*
Below 60°F (16°C) 5W-30
1993-94 Corvette engines, 1992 Corvette code P engine:
Above 0°F (-18°C) 10W-30‡
All temperatures 5W-30*‡
Others:
Above 40°F (4°C) 30+
Above 0°F (-18°C) 10W-30
All temperatures 5W-30*
*Preferred
+Use only if other specified grades are unavailable
‡1993-94 Corvette and 1992 Corvette code P engine oil must meet GM spec 4718M. Synthetic Mobil 1 or equivalent.