20/50 for air cooled.  I wouldn�t use it on an waterboxer.
Concur on 10/30 or 10/40 at this time of year.
jimt

On 8/24/05 11:53 AM, "bueses" <bueses@EARTHLINK.NET> wrote:

> I dropped the 84 Westy off at my longtime local vw mechanic for a quick once
> over, fuel lines, coolant hoses, change the oil, double check my aux.
> battery installation, etc. before heading to see the man burn.
> 
> When I told him, I had 20/50 weight dino oil in it, he said he could do that
> but didn't recommend it. Thought 10/30 or 10/40 at the highest to not blow
> out seals, etc.
> 
> I know we have beat this to death recently, but I can't seem to access the
> archives. Help? What weight oil for a 1200 mile  rd. trip to BFE Nevada w/
> temps over 100?
> 
> TIA,
> 
> Tom
> 
>