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Old 11-25-2007, 08:59 PM   #114 (permalink)
MetroMPG
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Location: 1000 Islands, Ontario, Canada
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Blackfly - '98 Geo Metro
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Last 3: 70.09 mpg (US)

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05-26-2006, 01:31 Pm

The "spool" idea becomes clear when you see a diff in motion. There's a good flash animation on this page:

http://auto.howstuffworks.com/differential3.htm

Weld the 2 red pinion gears together to form a "spool" and you've got a locked diff that would function in one-wheel drive mode.

1WD handling questions remain though.
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