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Discussion in 'Thumpers' started by Hipster, Jun 1, 2012.
Does KTM offer a rebuild kit for the 640 Adv fuel pump? I don't see it on the parts microfiche.
Here's an old thread: http://advrider.com/forums/showthread.php?t=154423
An updated link in post #25
Is there suppose to be a small ball bearing inside the fuel pump? A small ball bearing dropped out when I opened mine up.
Yep, should be a bearing and I believe a spring which form a check valve...