Quote:
Originally Posted by Mr. Kite
OK, I was wrong.
From what I have been able to find, horsepower losses in carbureted engines would usually be significantly more because they do not automatically adjust the air intake to compensate for the lower air pressure.
From my own experience, I haven't really noticed a significant power loss driving at high altitudes. I guess you have to try to drive in a manner that would require the extra power before you would realize that it wasn't there.
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AND absolutely right that modern engines with mass air sensors and high volumetric efficiency don't notice the difference near as much as dinosaur cars with carburators.
MM