FWIW, my 2.1 almost always runs with the temp gauge needle exactly hiding
the temp lamp.  That is with the stock thermostat.

On Thu, Nov 1, 2018 at 1:20 PM OlRivrRat <OlRivrRat@comcast.net> wrote:

>         I'd say the Thermostat is more than likely the Reason for the Temp
> Increase ~
>
> (@Least it Should Be) ~
>
>         My Recipe for New or Rebuilt H2OBxr BreakIn >
>
>         For an H2OBoxerEng' ~
>
> Conventional/Dino 5w30          ~       1st Hour ~ then drain it
>               1000-3000RPM ~ Trying not to stay @ any 1 RPM for vary long
>
> Conventional/Dino 5w30          ~       0 - 600 Miles ~ then drain it
>      Not over 4000RPM ~ Trying not to stay @ any 1 RPM for vary long
>
> Conventional/Dino 5w30          ~       600 - 1200 Miles ~ then drain it
>               Not over 4000RPM ~ Trying not to stay @ any 1 RPM for vary
> long
>
> Conventional/Dino 5w40          ~       1200 - 2000 Miles ~ then drain it
>             Not over 4200RPM ~ Trying not to stay @ any 1 RPM for vary long
>
> Conventional/Dino 5w40          ~       2000 - 4000 Miles ~ then drain it
>             Not over 4400RPM ~ Trying not to stay @ any 1 RPM for vary long
>
> Conventional/Dino 5w40          ~       4000 - 7000 Miles ~ then drain it
>             Not over 4600RPM ~ Trying not to stay @ any 1 RPM for vary long
>
> Conventional/Dino 5w40          ~       7000 - 10000 Miles ~ then drain
> it      Not over 4800RPM ~ Trying not to stay @ any 1 RPM for vary long
>
> FullSynthetic 0w40 or 5w40              ~       10000 - 14000 & every 4K
> after that until OilPressureGauge tells me I might want to think about a
> *w50
>
>                                                         or an Eng'Rebuild
>
>
>               ORR ~ DeanB
>
>
> On 1 Nov , 2018, at 10:45 AM, Dan N wrote:
>
> > hi all,
> >
> > I have a rebuilt WBX 2.1 engine in my van and it's running with the temp.
> > needle a fraction over the red LED light. With the old engine the needle
> > stays under the red LED light, the difference is a bit more than the
> > diameter of the red LED light. I assume that the rebuilt engine run
> hotter
> > because it has more friction, it's normal. The needle went down very
> little
> > when I turn the heater ON.
> >
> > so I have these questions:
> > - how many miles for a proper breaking in period on a WBX 2.1? 3K? 6K?
> 9K?.
> > Mine has about 2K miles as it today.
> > - is it correct to assume that every engine of the same model/size runs
> > with different temp and there's no set value for reference?
> > - will it runs cooler after the breaking in period?
> >
> > *note: the temp. sensor, thermostat are new. - I use 80° thermostat on
> the
> > old engine and rebuilt engine has a 87° thermostat.*
> >
> > thanks
> >
> > dan
>