What is the oil specification for a 1998 Saab 900 engine?

For a 1998 Saab 900, the recommended oil specification is typically SAE 5W-30 or 10W-30 motor oil that meets API (American Petroleum Institute) service classification of SL or higher. It's advisable to use a high-quality synthetic or conventional oil, depending on your driving conditions and temperatures. Always check the owner's manual for specific recommendations and any updates for your particular engine variant.