1993 Chevrolet Corvette Owner's Manual - Page 252
1993 Chevrolet Corvette Manual
Page 252 highlights
LT1 Engine: Adding .Engine, Oil What Kind of Oil To Use ' L o & Just fill it enough toput' the level Somewhere i the proper operating n parge-. Push the dipstick all the-way back in when you're.through. Your vehic1.e has- a LOW OIL light-on the Driver InfomaAion Centerthat canes on and stays on if your oil. is'z to / 1% quarts low (see t-heIndex tilid& Low Oil Ljght). Do not wait until this light comes onto check your oil level. This light i s an added reminder only-you should check your oil level regularly. fcrr Three T i g: h s n CT5 Engine: Adding Engine Oil GM4718M Your Corvette engine requires a special.oil me,et&g GM Standard GM4718M. Oils meeting this Standard may be identified as synthetic, and should also.be identified as API Service SG. However, not all SynthetkAPI Service SG oils wmeet this GM l i Standard. You should lo& for and use only an .oilthat meets GM Stand;ird GM4718M. 25 I