So If I'm following you what you want is a 5w-50? If the second number is
viscocity at operating temperature what is the first number for?

Thanks,
Chris Gronski
Toronto, Ontario,
'80 Westy "Pokey" - SLOPOKEY
'87 Chevrolet Sprint - Ice Racer
'91 Pontiac Firefly - Convertible
www.vanagon.org
www.gronski.com
www.nineeleven.org

----- Original Message -----
From: "Bradley Flubacher" <flubach@HOME.COM>
To: <vanagon@GERRY.VANAGON.COM>
Sent: Monday, November 06, 2000 8:22 PM
Subject: winter oil

> I see no reason to switch to anything less than a 40 or 50 weight...  what
> you're after is better cold starts?  Note that the second number is the
> viscosity rating once the oil is up to operating temperature.  I suspect
you
> don't want to run a lighter weight oil at operating temp than you have to.
>
> I think I saw a 15W-50 mobile 1 product.  That sound pretty ideal to me..
> I'm running 15W-40 amsoil at the moment. Next year I intend to try to
20W-50
> year round.  For whatever reason, I'm sold on amsoil. We'll see how it
> behaves though.
>
> From my understanding, you never want to run a w-30 oil ever.  And 40
isn't
> as desirable as 50 for these beasts.  I suppose it's the viscosity spread
> that you're concerned with?
>
> Brad
>