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Old 04-15-2010, 09:41 AM   #28 (permalink)
Shawn D.
Harebrained Idea Skeptic
 
Join Date: Jun 2008
Location: Alpharetta, GA
Posts: 211

The White Car - '84 Mercedes-Benz 300td
90 day: 28.84 mpg (US)

The Blue Car - '86 BMW 535i
Last 3: 23.86 mpg (US)
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Quote:
Originally Posted by mcmancuso View Post
It increases the oil capacity by 1/2 qt. which makes me feel better knowing that there's an extra 1/2 qt in there if it ever gets low
That's not correct. X quarts stock system capacity + 1/2 quart added filter capacity balanced against X quarts + 1/2 quart added to fill the filter equals the same oil level in the sump. Getting low is thus the same condition -- you do not have an extra 1/2 quart of margin.
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