No problem !
I've put a jillion gallons of Delo 15W40 in all kinds of engines.
I wouldn't give it a thought.
Scott

On 12/29/2012 5:37 PM, Don Hanson wrote:
>    I am getting ready for an 1100 mile blitz drive, PDX to the desert
> SW...taking the interstate because the weather and roads in the Sierras are
> snowy...
>
>     I did my pre-trip once over today and I couldn't find any in 15-40w oil
> except some that says 'hard service'  and 'diesel service'...Delo I think
> the brand is.   This went into my pretty high mileage inline VW ABA motor,
> a motor that has always burned a little oil...about a qt every 1000 miles
> now.   I've been seeing a slow and slight increase in the oil consumption
> over the past couple of years, still have great oil pressure, so I am not
> worried but I wanted the 15-40 weight cause it uses less and I will be
> pushing a fully loaded (over loaded?) van over some big passes at 70 or
> so...
>
>      The oil marked 'diesel service' that won't blow me up, will it?
> Just curious as to what them might add to the oil that is marked like that,
> it says something to help keep the soot from damaging the internals of a
> diesel motor...  I've put every imaginable grade and type of oil in this
> motor over the years...almost alway plain dino-oil, I think I have used
> this same brand diesel oil before, too.........thinner oil gives me lower
> oil pressure...but lower oil temps....For example, 5w 20w will lower my hot
> OP to about 50/555psi at 3700 rpm while I'll see a steady 60psi when hot
> with a 15-40 at the same rpm....
>
>     Anyway, curious if I am damaging my $300 motor by running diesel motor
> oil in it...anybody?
>
>    Don Hanson
>