I would try running some SeaFoam through it first. You can get it at most auto parts stores and some hardware stores. It is truly a miraculous cleaner. I'd dump a whole can in with a full tank and run the bike and see what happens. It does wonders. You might save yourself some busted knuckles.
"In a car you're always in a compartment, and because you're used to it you don't realize that through that car window everything you see is just more TV." R. Pirsig
Soon, we ride.
AKA JD Mader or you can call me "Dan" just not early for dinner.
Click my handle for a link to my homepage/blog...which has nothing to do with MCs. Free literature and music! Viva La Revolucion!
2008 KLR 650
RIP DM - Soon, we ride.