FIR Air Fuel Mixture Adjusting Screw Keihin Pwk Carburettor Idle Speed Adjuster

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The Carburettor Air Fuel Mixture Adjusting Screw is designed to provide precise control over idle mixture settings on Keihin PWK carburettors and compatible models. Engineered to a ccept a standard Mikuni-style idle adjuster, this component offers a reliable solution for tuning performance. Features standards Direct OEM replacement Designed for use with standard Mikuni idle adjusters Visual confirmation recommended before ordering Specifications Compatible with Keihin PWK 21–42 carburettors Universal fit for other compatible carburettor models Package Contents 1 x Adjusting Screw 1 x Spring Show more