BTW,
Rule of thumb with the race crowd is 10lbs oil pressure per 1000 RPM. Most
A-series I've seen will do this, even when a bit tired. 1500'S ARE ANOTHER
STORY.
Gerard
At 12:52 PM -0400 8/3/01, Robert E. Shlafer wrote:
>Brian S-
>
>Yeah, you've got to watch the synthetics
>with "older" vehicles or vehicles produced
>to wide tolerances for whatever reasons.
>
>Synthetic film strength makes up for their
>"lack" of apparent viscositty, but man, I
>know what you mean when you see that
>oil pressure dropping! It's a bad feeling to
>be sure. Synthetics are superior in many
>respects, including flowability in cold
>weather initial start, but I go with the thickest multi-grade synthetic
>I can find,
>taking "seasonal" temps into consderation.
>
>After reading Vizard's article on Oil Extreme (www.motortecmag.com)
>I went "over" to their 20-50 for summer
>use, which I fortify a bit (only in summer)
>with a little Penzoil 60 race stuff, just
>because I like to see the higher pressure,
>though this synthetic probably doesn't
>need this fortification in thickness at all.
>
>Makes me "feel better", though!!
>
>
>
>
>Cap'n. Bob
> '61 :{)
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