What is the oil capacity of a 1980 Yamaha xs eleven?

The oil capacity of a 1980 Yamaha XS Eleven is approximately 3.5 quarts (about 3.3 liters) when including the oil filter. It's important to check the owner's manual for specific guidelines, as the exact amount can vary slightly based on maintenance practices and whether the oil filter is replaced. Always ensure to use the recommended oil type for optimal performance.