Could you tell us where you got the spring? Thanks. Can you post any pics of
the job as it went along? They would be interesting to see as a few of us
are in the same boat.

On Sun, Sep 6, 2009 at 10:56 PM, oldschoolgwin <[email protected]>wrote:

>
> Progess so far on cam chain tensioner repair.
>
> I was able to get the cam chain tensioner out and remove the old
> spring today.
>
> I measured the spring constant (force and deflectoin) for the old and
> new springs.  The old spring was had a srping constant of 1/10th the
> new spring.  So at the same displacement the new spring will provide
> 10X the force (that's huge).  SO - this is good news as it is looking
> like the spring is the cause of the chain noise - time will tell.
>
> The cylinder head cover slipper didn't have any marks on it at all and
> the front slipper has very negligle wear on it (you have to look close
> to even see - just a short mark about 0.005" deep).
>
> The cam sprocket is interesting - the timing marks are not
> perpendicular to the axis that goes through the bolt holes - see
> attached.
>
>
> http://groups.google.com/group/nighthawk_lovers/web/NH%20650%20CAM%20SPROCKET_TIMING%20Marks.jpg
>
>
> Well - next step is to bleed the tappets and I will be doing that
> tommorrow - thanks to the tip from Dennis H. (don't need to wait for
> the tappet bleeding tool).
>
> With any luck i can get it finished tomorrow.
>
> Paul
>
>
> >
>

--~--~---------~--~----~------------~-------~--~----~
You received this message because you are subscribed to the Google Groups 
"Nighthawk Motorcycle Lovers!" group.
To post to this group, send email to [email protected]
To unsubscribe from this group, send email to 
[email protected]
For more options, visit this group at 
http://groups.google.com/group/nighthawk_lovers?hl=en
-~----------~----~----~----~------~----~------~--~---

Reply via email to