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Ships within 48 hours · Estimated delivery Jul 27 - Aug 1
Replaces Yamaha OEM 584-83963-00-00
Yamaha XS650 1979
Dellorto Float Valve - #300
Kickstarter Assembly - Chrome - Rubber
lacks power
1980-84 Yamaha XS650 Jet Needle - 5IX11-BS34 XJ550RK 1983 Replaces Yamaha OEM 584-83963-00-00Jet Needle 5IX11 BS34. This Jet Needle 5IX11 BS34 controls mid throttle fuel delivery as the slide needle moves through the needle jet. Replace a worn or incorrect jet needle when it causes rich cruising, flat roll on response, hesitation, or uneven part throttle running. Fitment Compatibility Fits Yamaha: Yamaha XS650 (1980 81) Yamaha XS650S (1980 83) Product Details Carburetor slide jet needle Sold individually XS650Direct part number: 48 0663