Carburetor parts for the 1975 Yamaha XS650B XS650, including rebuild kits, jets, floats, float valves, needles, gaskets, o-rings and carb tuning parts.
Shop 1975 Yamaha XS650B XS650 carburetor parts for carb rebuilds, fuel metering repair, idle tuning, jetting changes, float service, gasket replacement, and early XS650-family carburetor maintenance. This collection is focused on carburetor parts for the 1975 Yamaha XS650B, including carb rebuild kits, main jets, pilot jets, floats, float valves, needles, mixture screws, gaskets, o-rings, seals, and related tuning parts.
The 1975 XS650B was part of Yamaha’s early XS650-family lineup, following the TX650 models and before later XS650 Standard and XS650 Special versions. Carburetor parts can differ by year, carburetor body, jetting setup, intake arrangement, and original equipment. Use this page when cleaning varnished carburetors, replacing worn float valves, correcting fuel leaks, refreshing old gaskets, changing jetting, or sorting idle, throttle response, and fuel-metering issues before final tuning.
The parts below are carburetor parts for the 1975 Yamaha XS650B XS650. Use the category buttons above to shop other part categories for this same bike.
Jet Needle - 4N8-BS38. This Jet Needle - 4N8-BS38 controls mid-throttle fuel delivery as the slide needle moves through the needle jet.Replace a worn...