[AT] OT- Briggs and Stratton valve clearance, IT RUNS

Stephen Offiler soffiler at gmail.com
Sun Jun 26 03:30:05 PDT 2016


Congrat's!  Thanks for the follow-up.  Hope it keeps running as long as you
need it.

SO

On Sun, Jun 26, 2016 at 12:01 AM, <k7jdj at aol.com> wrote:

> Thank you again for all the comments and advise.
>
> IT RUNS!!
>
> I didn't think it would run.  After a closer look at the intake valve
> issue I believe that when the engine was in basic runaway mode some damage
> occurred either with the cam follower or the camshaft.  What I observed
> when turning the engine over and watching the intake valve was that the
> valve continued to remain slightly open until about 3/4 of the way to top
> dead center.  I had already removed a fair amount  of stem to obtain the
> 5-7 thousands clearance.  I went ahead and ground some more off the valve
> (about .010 clearance) to try and get it to close sooner.  I wasn't able to
> get much improvement but put it back together.  It still would not show any
> compression.  After all was together gave it a shot of starting fluid and
> it took off.
>
> I believe some galling occurred on the cam or follower and that has
> changed the lift/valve clearance.  I didn't want to open the case to
> investigate as I needed to get it running.  If it hadn't worked I was going
> to get a Harbor Freight cheap replacement.
>
> I have run the compactor about an hour and it seems as good as it was
> before it failed.  At some point if what ever is wrong with the
> cam/follower wears off, it will have way to much intake valve clearance and
> will need to be replaced.
>
> Gary
> Renton, WA
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