Oil Viscosity - Is Thicker Better?
Oil Viscosity - Is Thicker Better?
From, "Synthetic Oil: Rx for Long Engine Life"
http://www.mr2.com/TEXT/synth_oil.txt
"It is also important to note that, contrary to what many take for
granted, higher viscosity in and of itself does not translate into better
engine protection. Extensive testing has shown the opposite to be in
fact true. As long as a lower-viscosity oil is formulated to resist
evaporation and provide high film strength, this lighter oil will
actually deliver more complete protection to the engine parts, since its
more rapid circulation delivers both better lubrication per se, and far
better cooling characteristics...a critical advantage, given that oil
flow furnishes up to 30% of an engine cooling requirements. Prior to
the introduction of synthetics, however, the problem of evaporation (and
the resultant thickening of the remaining oil) was addressed primarily
by increasing viscosity. In short, don't be concerned with the
relatively lower viscosity ratings of some synthetics. Syn lubes are a
whole new ball game."
Steve
CEO of Hi-Tech Oil Co.
http://www.mr2.com/TEXT/synth_oil.txt
"It is also important to note that, contrary to what many take for
granted, higher viscosity in and of itself does not translate into better
engine protection. Extensive testing has shown the opposite to be in
fact true. As long as a lower-viscosity oil is formulated to resist
evaporation and provide high film strength, this lighter oil will
actually deliver more complete protection to the engine parts, since its
more rapid circulation delivers both better lubrication per se, and far
better cooling characteristics...a critical advantage, given that oil
flow furnishes up to 30% of an engine cooling requirements. Prior to
the introduction of synthetics, however, the problem of evaporation (and
the resultant thickening of the remaining oil) was addressed primarily
by increasing viscosity. In short, don't be concerned with the
relatively lower viscosity ratings of some synthetics. Syn lubes are a
whole new ball game."
Steve
CEO of Hi-Tech Oil Co.
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