Like Amsoil a friend swears by Redline. Once a year he changes the oil in
his Dodge truck and his Benz 280ce. He likes to play with the dirty oil to
see if it is doing it's job. Ultimately he likes what he sees after about
20k between changes.
----- Original Message -----
From: "Mike S" <mikes@FLATSURFACE.COM>
To: <vanagon@GERRY.VANAGON.COM>
Sent: Tuesday, November 11, 2008 8:47 PM
Subject: Re: Mobil-1 shortage

> At 03:01 PM 11/11/2008, Jim Felder wrote...
>>Maybe. I don't know for sure that an oil that you use in your car over
>>a wide range of conditions is necessarily inferior to an oil designed
>>to run a few hours flat-out in a very carefully designed mechanical
>>environment. I don't know that it's not true, either, but it's
>>probably worth looking into.
>
> IMO, people are opinionated/emotional about oil because it's the most
> basic engine maintenance item under their control. When's the last time
> you heard of an engine failing due to the brand of oil used (other than
> truly exceptional conditions, like sludging, properly associated with
> poor engine design)?
>
> The only concern (again, IMO) is the EPA related reduction in ZDDP, a
> friction reducer important to flat tappet engines. I use a diesel (Cx)
> rated oil, since they're allowed to have more (Shell Rotella Synthetic
> 5w-40, if anyone cares). Other than that, modern oils are magnitudes
> better than what 20 year old engines were designed to use. Modern oils
> are 4-5 generations improved.