November 21st, 2016, 11:37 AM
Joined: Jun 2013
From: San Francisco CA. USA
I Ride: 7 Husabergs two FE570S,FS570 FE390/450,07 FE650,05 FE550,2 Husqvarna's 86 WR400,87 510,09 Buell
He may have over oil the filter? Or use wrong oil? Try reoiling it with name brand oil. Don't know about the gas though?