help identify mystery GPz washer

Julian Solomensky jsolo at
Thu Sep 20 19:22:37 PDT 2007

Hello 1KPerDay,

If I had to guess, I'd say it's one of the valve cover buttons.  It goes in between the valve cover and the bolt holding the cover on.  You should have 6 of them.

Thursday, September 20, 2007, 9:21:07 PM, you wrote:

> It's not uncommon for me when I finish a project to have a few
> assorted mystery parts left over. Typically I throw them over my
> shoulder into the pile of old bean cans in the corner of my garage,
> but this one, which I found underneath my GPz after I finally got it
> all buttoned back up, fuel tank on, vac lines connected, etc., looks
> to be possibly important. It has oil/crud residue on it, is rubber
> with a metal supporting liner, and probably holds oil in somewhere.
> I've racked my brain and the only thing I can think of is that it's a
> washer that seals the valve cover bolt holes (not the figure-8 spark
> plug gaskets). I have a vague memory of seeing something similar in
> the valve cover, but they don't normally fall out when removing the
> cover, or at least they haven't before. Anyone want to confirm this
> before I freakin' tear my bike apart again? Rrrrrggg....


Best regards,
 Julian                            mailto:jsolo at

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