Not only has oil changed a lot, but so have engine tolerances, operating
temperatures, oil pressures, etc.
DANMAS wrote:
> In a message dated 97-11-06 14:47:59 EST, gwebb@northeastern.k12.in.us writes:
>
> > The detergent dissolves the deposits slowly enough and will keep them in
> > suspension long enough that if you change the oil fairly frequently, you
> > should
> > not experience any problems.
>
> Back in the mid '50s, no less an authority than the renowned Tom McCahill said
> that changing from a non-detergent oil to a detergent oil can have disastrous
> effects on an engine. Of course, oil has changed a lot since then, so maybe it
> is no longer a problem?
>
> Dan Masters,
> Alcoa, TN
>
> '71 TR6---------3000mile/year driver, fully restored
> '71 TR6---------undergoing full restoration and Ford 5.0 V8 insertion - see:
> http://www.sky.net/~boballen/mg/Masters/
> '74 MGBGT---3000mile/year driver, original condition
> '68 MGBGT---organ donor for the '74
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