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73-87chevytrucks.com
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73-87 Chevy _ GMC Trucks
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Engine/Drivetrain
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What gear do I use???
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Topic: What gear do I use??? (Read 2085 times)
gharris79
Newbie
Posts: 76
Chevy Freak
What gear do I use???
«
on:
November 03, 2011, 01:43:52 pm »
Hey guy's i recently swaped out my 3:08's for 3:42's in my 87 2wd. Now my speedo reads too fast. I'm running a 700r4 with 275/60/15's. It's registered in kms and reads 30kms too fast. I beleive the gear in my tranny is orange.
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87 Chevy Silverado 2wd, 1990 Blazer, 2017 Honda Accord
bake74
Senior Member
Posts: 5871
Re: What gear do I use???
«
Reply #1 on:
November 03, 2011, 10:15:27 pm »
Have you tried to contact a local tranny shop ?
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#1: The easiest and most obvious solution to any problem is 99% of the time correct.
#2: There is no such thing as impossible, it just takes longer.
74 k10, 77k10 Tom
Captkaos
OWNER and Administrator
Administrator
Senior Member
Posts: 18471
Re: What gear do I use???
«
Reply #2 on:
November 03, 2011, 11:41:34 pm »
Read this:
http://73-87.com/7387garage/drivetrain/speedo.htm
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Chris Lucas
73-87chevytrucks
captkaoscustoms
squarebody
gharris79
Newbie
Posts: 76
Chevy Freak
Re: What gear do I use???
«
Reply #3 on:
November 07, 2011, 03:51:54 am »
Thanks i'll check it out
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87 Chevy Silverado 2wd, 1990 Blazer, 2017 Honda Accord
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73-87 Chevy _ GMC Trucks
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What gear do I use???