vibrations

I've got an '11 FE570 that a bloke has put 17" rims on and a bigger rotor and a 2 pot brembo. I've just come off a DRZ400 SM and the vibration on the Husaberg is insane! Is there something going on with the wheelset or is it normal for it to vibrate pretty incredibly? If it is what are some...

My 650 -05 (164 hours) had a broken exhaust valve spring with a crooked valve as a result. Brought the engine to KEVA-motor (my closest Husa mechanic in southern Sweden) and their assessment was no damage to piston (a tiny scratch only) nor crank. Solution was to change all valve springs, new...

Hi all I got my self a 2004 fs650 and the vibes through the seat are pretty bad at any thing over about 2k what would be the cause/solution to this problem I've read something about a counterbalance could it have been removed ?? Thanks Dazza .

Whilst checking-over the bike after each ride (2000 FC600), there always seems to be loose fasteners here & there and I've just found one of the nuts for holding one of the chain rollers has gone missing! By chance the bolt hadn't worked loose or the roller would've gone AWOL too. Luckily...

I received the following from a friend and believe many shall find the information useful: I used a balance factor of 67% what is close to your 70%,on my JBS kit with Lineaweaver valves + X2 cam. I have on the moment 2 problems; 1) engine won't revs ------ problem is on the needle is...