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This Keihin washer belongs to the idle-speed screw or idle-adjuster assembly, not the pilot fuel-mixture screw. It is listed for FCR, FCR-MX and PWK28 carburetors.
Keihin part number 0301-078-1200. Order number 021-101.
- FCR Single diagram reference: 91
- Diagram reference: Keihin FCR-MX exploded view, Ref 91.
- The diagram is for identification. Other illustrated parts are not included.
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