Quote:
Originally Posted by Qwimby1
Car builders tend to recommend very light oil because the tiny little benefit they get looks good for the government on their CAFE standards. Someone posted an interesting thread here recently showing differing oil pressures at temperature per thousand RPM between 0W-20 and 5W-30. I thought it was significant. I run 5W-30 or 0W-30 in mine, depending on what I can get at the time. It gets hot in Florida.
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yea, it's not about 'looks'.
that's how razor thin they are from not meeting the standard, that extra force in the motor from a different oil viscosity is enough to pass/fail a motor to cafe standards...