speedo showing way too fast
05-20-2008, 06:02 PM
1st Gear Member
Thread Starter
Join Date: Aug 2007
Location: Ca
Posts: 99
speedo showing way too fast
I went to 3.73's and my speedometer obviously is reading off. what specific gear do I need to get it running accurately?
05-20-2008, 06:38 PM
4th Gear Member
Join Date: Jan 2006
Location: N/A
Posts: 1,152
RE: speedo showing way too fast
21 tooth gear. Make sure ya get the correct one for your tranny though.
05-20-2008, 07:06 PM
D.R. THE PATHETIC DORK
Join Date: Jun 2007
Location: West Virginia
Posts: 30,863
RE: speedo showing way too fast
red 21
05-20-2008, 08:25 PM
6th Gear Member
Join Date: Oct 2005
Location: st clair shores MI
Posts: 6,028
RE: speedo showing way too fast
yes, if it's an '89 t5 then red 21 driven gear
if it's aod, nothing
if it's newer than '90 trans... nothing w/ out swapping out the drive gear
05-20-2008, 10:24 PM
4th Gear Member
Join Date: Jan 2006
Location: N/A
Posts: 1,152
RE: speedo showing way too fast
Yeah, red 21...I knew that.[sm=nerd.gif]
05-22-2008, 01:22 AM
1st Gear Member
Thread Starter
Join Date: Aug 2007
Location: Ca
Posts: 99
RE: speedo showing way too fast
ya its an '89 5speed manual. so the red 21 tooth?
05-22-2008, 07:58 AM
6th Gear Member
Join Date: Sep 2005
Location: Hamilton, NJ
Posts: 15,042
RE: speedo showing way too fast
yup.
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