What oil do you use in a tigershark waverunner?

For a Tigershark Waverunner, it is recommended to use a two-stroke oil specifically designed for watercraft or outboard engines, such as TC-W3 certified oil. Ensure the oil is mixed at the proper ratio, typically 50:1, depending on the specific model. Always refer to the owner's manual for precise specifications and recommendations for optimal performance and engine longevity.