1994 Chevrolet Corvette Owner's Manual - Page 180

- .f I 5.7L LTl E (Code 5.7L LT5 J) (Code To Check Engine Oil Pull out the dipstick and clean with a it paper towel or cloth, then push back in it all the way. Remove it again,keeping the tip lower. When to Add Oil: If the oil isat or below the "ADD' mark, you'll need to add some oil. But you musl use the right kind. This section explains what kind of oil to use. For crankcase capacity, see "Capacities and Specifications" in the Index. Just fill it enough to put the level somewhere in the proper operating range. in Push the dipstick all the way back when you're through. NOTICE: Don't add too muchoil. If your engine has so much oil that the oil level gets above the upper mark that shows the properoperating range, your engine could be damaged. What Kind of Oil to Use Look for two things: GM4718M The Corvette engine requires a special oil meeting GM Standard GM47 18M. Oils meeting this Standard may be identified as synthetic. However, not all SYNTHETIC oils will meet this GM Standard. You should look for and use only an oil that meetsGM Standard GM47 18M. 179 ...