How do you tune up 2002 kawasaki 900 jet ski carburetor?

To tune up the carburetor on a 2002 Kawasaki 900 Jet Ski, start by ensuring the jet ski is on a stable surface and the engine is cool. Remove the carburetor and clean it thoroughly, paying special attention to the jets and passages. Adjust the idle mixture screw to achieve a smooth idle, typically around 1 to 1.5 turns out from the fully seated position. Finally, reassemble the carburetor and test the engine performance, making fine adjustments as needed for optimal throttle response and smooth operation.