You certainly don't want to ignore this if it keeps getting worse as
it *could* warning sign. However, given the age of the engine and the
high temperature it may not be that big a problem. A-series engines
typically have pretty high oil pressure, however a good "rule of
thumb"is 10 lbs per 1000 RPM. It should be OK.
Gerard
At 5:22 AM -0400 7/15/03, Robert E. Shlafer wrote:
>"....don't be too concerned"
>
>whoa, whoa big Kahuna!! Not so fast!
>
>But, suppose it's
>a worn oil pump insteal of a sticky reliefe
>valve or innaccurate gauge? This happened on my PO'd '74. Low oil
>pressure can be because of bearings but,
>sometimes it's the "other way 'round".
>
>My '74 had excellent idle oil pressure
>but "running", began dropping off toward
>50 on the highway....normally a solid
>60 "hot" at 3k.
>
>Cleaned the reliefe valve set-up. No
>change. Changed oil and filter. No change. Went to 40wt (summer)..no
>change! Made a call to APT. Ordered and
>installed new Sureflow oil pump....fixed!! :):)
>
>
>
>
>Cap'n. Bob
> '60 :{)
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