Quote Originally Posted by DMAGOLDRDR View Post
Now that is a real odd one!!! Didn't the tech run the bike for a final test? Did he just work on it and push it out the door without ever starting the engine?

I have hears of guys missing the fact that the old o-ring sticks to the block, but don't understand not wiping off the mating surface before installing the filter.
Apparently not. They probably changed the oil and filter after adjusting the valves while cold (if he even adjusted them anyway.. very hard to verify that - bucket and shims).