1995 Chevrolet Corvette Owner's Manual - Page 360

Part D: Recommended Fluids and Lubricants NOTE: Fluids and lubricants identified below by name, part number or specification may be obtained from your GM dealer. USAGE Engine Oil USAGE Engine Coolant FLUIDLUBRICANT 50/50 mixture of water (preferably distilled) and good quality ethylene glycol base antifreeze (GM Part No. 1052753 or equivalent) conforming to GM Specification 1825M or approved recycled coolant conforming to GM Specification 1825M. GM Part No. 3634621 or equivalent with a complete flush and refill. Brake Fluid Delco Supreme l l @ (GM Part No. 1052535 or equivalent DOT-3 brake fluid). FLUIDLUBRICANT The engine requires a special oil meeting GM Standard GM4718M. Oils meeting this Standard may be identified as synthetic, and should also be identified with the American Petroleum Institute Certified For Gasoline Engines "Starburst" symbol. However, not all Synthetic API oils with the "Starburst" symbol will meet this GM Standard. You should look for and use only an oil that meets GM Standard GM4718M. For the proper viscosity, see "Engine Oil" in the Index. Coolant Supplement Hydraulic Brake System ~ ~~~~~~ Hydraulic Clutch Hydraulic Clutch Fluid (GM Part System No. 12345347 orequivalent). 7-45