Make sure you have a Mann or Mahle oil filter. Change your oil to a good 20W50 dinosaur oil or 15W40 Mobil oil (good synthetic). If that doesn't do the
trick, re-adjust the valves per Boston Bob.

John Rodgers
88 GL Driver

Clarence J Falarski wrote:

> Good morning all:
>
> Click, click, click, I think it's a valve hanging up. 5000 miles on a newly rebuilt 2.1 watercooled engine. It of course increases as I rev the engine.
> Any Ideas.
> clarence 1990 westy.