Here is a video about valve clearance check on any motorcycle, My bike is a honda cbr 600 RR 2003. But the valve check goes for most motorcycles. Video to valve adjustment: • valve adjustment expla... Got questions? Feel free to ask!
Over time they tighten up so wouldn’t you want the most clearance you can get. Like for instance if one is .18 it’s in spec but sorta tight? So wouldn’t you want it to be around .20-.23?