How much oil in briggs and stratton 17.5 hp riding mower?

The Briggs & Stratton 17.5 HP riding mower typically requires about 48 ounces (or 1.5 quarts) of oil for a full oil change. It's important to check the owner's manual for your specific model, as oil capacity can vary slightly. Always use the recommended oil type, usually SAE 30 for warmer temperatures or 5W-30 for colder conditions. Remember to check the oil level with the dipstick after filling to ensure proper levels.