speedo gears

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Nov 25, 2010 | 08:30 AM

wiseguy

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Joined: May 2010

Posts: 4

speedo gears

my speedometer reads too fast 10 - 15 mph depending on speed is 18 tooth drive gear and 38 tooth driven gear compatible? turbo 400

Nov 25, 2010 | 08:37 AM

wiseguy

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Newbie

Joined: May 2010

Posts: 4

speedo gears

my bad brain fart speedometer reads too slow wat a dummy

Nov 25, 2010 | 08:57 AM

Pablo63

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Joined: Oct 2009

Posts: 496

From: Raised in Tilton NH now residing in Kings Mountain KY

Your speedo gear selection will depend on your rear gear ratio and tire height. See if this calculator helps you out.
http://www.wallaceracing.com/speedo-calculator.php

Jan 9, 2011 | 08:48 PM

hotrod32

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Joined: Jan 2010

Posts: 10

From: kansas

TCI transmissions website also has a great speedo calculator

Jan 10, 2011 | 05:30 PM

hrracecar

Newbie

Joined: Dec 2010

Posts: 16

Here is some good spedo info........Good luck..........Toni
http://hrracecar.com/tech_help/speedometer_gear.doc

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