Hi, I have a 2002 V11 Le mans. I have noticed recently some "clicking" noise coming from the left head cover. I figured out the bike was due for valve clearance. I did open the head cover and found the intake valve set correctly, and the exhaust set to 0.8mm!! I did adjust (0.18mm), check the Right side, which was set correctly, closed everything, the noise was gone. 2 weeks later and about 200miles, same noise came back, from same left side...damned. I opened the cover again, intake valve clea