http://www.ls-650.de/community/forum/YaBB.pl/YaBB.pl?board=Technik;action=dis...Check-out these beautifull pictures following a replacement of the cylinderhead by a "Proffesional" workshop.
#1 The chain tensioner fully out because the head was changed without taking the RH side of the engine off to block the chain tensioner.
#2 Camshaft secondaire bearing surface run down.
Camchain was too tight
#3 And again toooooo much sealing for the headcover.
Rest of the discussion not worth translating
Greetz
Kropatchek