Thumper Club Forum
Technical => Bike Problems/Questions => Topic started by: danny baker on September 29, 2007, 09:04:25 AM
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Does anyone know what the needle in the carb should be for the GB and XBR.
After messing around with my GB and swapping the bits I'm not sure what needle belonged to
which.
I think the GB had a 5QB
XBR had a 5BC
Anyone know whats what or do you have different needle profiles.