Pilot & Idle Screw Adjustment Explained Part 1 - Pilot/Air-Fuel Mixture Screw

My bike seems running too rich/lean, how do I adjust the ratio to get the mixture well and run better? How does the pilot/air-fuel mixture screw work? If you

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Pilot & Idle Screw Adjustment Explained Part 1 - Pilot/Air-Fuel Mixture Screw

Pilot Screw Adjustment - Cyclepedia Press LLC