1978 XS650 Carb Needle Jet

[clegg]

I am rebuilding carbs for my 78 XS650. I have replacement needle jets (emulsion tubes) and there is a small o ring that fits this to the float bowel. What is a part # or alternative?

 

[gggGary]

From the first post on this thread, http://www.xs650.com/threads/the-gr...ut-bolt-sizes-used-on-the-xs650-thread.51957/
needle jet emulsion tube 1mm thick by 4mm I.D. http://www.xs650.com/threads/o-ring-size-on-bs38-needle-jet.10705/

 

[clegg]

Right on, thanks!