Just bumping up my question before I hit the road:

> After an initial 500 mi break-in procedure and oil changes, is it okay to
> drive a van w/ newly rebuilt 2.1L on a 900 mi road trip?  Can it be driven
> as normal at constant highway speeds?  Mountain passes?  20W-50?
>
> Thanks,
>
> James V
> 90 Carat