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Old 02-05-2008 | 06:02 PM
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SilverSwallow
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From: Making a mess in, CA
Default RE: Why more oil in a bushed engine?

Generally, a ball bearing engine produces less friction

Less friction = less heat.

Oil doesn't only lubricate, it also acts as our engine's coolant.

Also, plain bearings don't retain any oil,and they constantly need more.