How much oil does a Yamaha 80 hp outboard motor take?

A Yamaha 80 hp outboard motor typically requires about 3 to 4 quarts (approximately 2.8 to 3.8 liters) of oil for a standard oil change. It's important to refer to the owner's manual for the specific model, as oil capacity can vary slightly based on year and design. Always use the recommended oil type to ensure optimal performance and longevity of the engine.