[Shotimes] Power steering and AutoRx

[Donald Mallinson]

And if the oil use was due to bad valve guides, the typical problem with 
extreme oil use in the SHO V6, then no oil or additive is going to help.

Don Mallinson

Ron Porter wrote:

>My '94 had leaky valve seals. On the original Mobil 1 that the POs used, it
>went 800 miles to a quart. Castrol got that up to 1,600 miles/quart. About
>every 3-4th cold start, I would get a puff of smoke.
>
>After the long drive to CA & back on fresh Castrol MaxLife, the long hours
>of running hot really seemed to help. The puff on startup went away, and I
>only went through 3 quarts for the whole 5,500 miles or so. Which I thought
>was great considering the high temps, track time, etc.
>
>The MaxLife oils seem to work better for crank seal leaks (like my '95 had),
>but it does OK on valve seals...or well enough to forego the expense of
>changing the seals.
>
>Ron Porter