RCU Forums - View Single Post - Bubbles in fuel line. Would Bubbleless Clunk help?

05-25-2016 | 09:55 AM

#7

gunnarmm

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I had the same problem with an OS 40 LA not too long ago. Turns out the o ring in the needle valve had worn out. I ordered a new needle for about ten bucks and the problem was solved.

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