20W-50 in SL1?

On 1 Mar 2006 05:29:13 -0800, "
> wrote:

>I use strictly 5w30 mobile one and have had excellent results. No oil
>consumption at all since I loosened and retorqued the valve cove
>gaskets..


I will use 5w30 in winter but never in summer. By its nature 5w30 has
more VI in it (Viscosity Improver) and it is the VI that can cook out
in a hot engine and gum up the rings. With SYN oil VI is not much of a
issue but it is with dino oil.

Joe wrote:
>>Does it blow Blue Smoke on hard acceleration or hard deceleration?
>
>
> Blue? Hmm... How about dirty gray... Hard acceleration above 5,000 RPM
> would be my guestimate without actually testing it.
>
> And... It seems to have stopped since I put in the 20W50.

I predict your next post will be titled

"Parting out a Saturn SL1"

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