The Honda PCX / Forza / ADV150 / SH Forums

I've never heard of valve clearance decreasing, usually when clearances are too tight, they were just improperly adjusted initially. If you think about it, those valves won't tighten themselves. ;) It can happen but it's rare and due to wear, as is increasing clearance. Just mentioned it as someone...

Hi all. I have just carried out a valve check for first time and I have covered 4300 miles. Firstly if you can afford to get this done by a workshop I would recommend you do as removing and replacing the plastics is a bit of a nightmare. I was getting a bit of "popping" when i closed the t...