What motor oil recommended for 1983 944 Porsche?

For a 1983 Porsche 944, it's generally recommended to use a high-quality synthetic oil with a viscosity of 10W-40 or 20W-50, depending on the climate and driving conditions. Many enthusiasts prefer synthetic oils due to their better performance and protection at high temperatures. Always check the owner's manual for specific recommendations and ensure the oil meets the API (American Petroleum Institute) standards for that model.