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3.73 Install

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Old Mar 14, 2002 | 10:44 PM
  #1  
ph3n0m73's Avatar
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Default 3.73 Install

Thinking about changing out the 3.42 with the 3.73 ring and pinion. Was wondering...
1. What do you think the install would cost.
2. If I did it myself, how long of a job it would be.
2.a. Do I really want to do this myself?
3. Would it be worth it?
4. Do I need to reprogram?

Any and all input appreciated.

Thanks.
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Old Mar 14, 2002 | 10:59 PM
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Default Re: 3.73 Install (ph3n0m73)

1. What do you think the install would cost.
My Chevy dealer quoted me $368 for labor.
2. If I did it myself, how long of a job it would be.
it took me 10 hours to do mine; but I was anti-hurry.
2.a. Do I really want to do this myself?
it isn't all that "technical"; but labor intensive. Also you need a second set of muscles[/i]
3. Would it be worth it?
certainly; but traction issues may be a problem (lack of traction :) )
4. Do I need to reprogram?
with a MN6, no (at least that is what I've read on the forum).

visit this web page for the procedure:
mikemercury.home.att.net/342.htm
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Old Mar 17, 2002 | 08:31 PM
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Default Re: 3.73 Install (Mike Mercury)

Thanks for the info, Mike.
Great link. Makes me think I could possibly accomplish this.
:D
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Old Mar 17, 2002 | 08:45 PM
  #4  
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Default Re: 3.73 Install (ph3n0m73)

I will spend the money! $420
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Old Mar 17, 2002 | 09:45 PM
  #5  
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Default Re: 3.73 Install (wallstAL)

I will spend the money! $420
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Old Mar 17, 2002 | 10:01 PM
  #6  
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Default Re: 3.73 Install (Mike Mercury)


You don't need to reprogram, but your speedometer will be off unless you do something like HPP3 or some reprogramming.

99 C5 M6
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Old Mar 17, 2002 | 10:10 PM
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Default Re: 3.73 Install (akw408)

You don't need to reprogram, but your speedometer will be off unless you do something like HPP3 or some reprogramming.

99 C5 M6
Shift points will be off...only if you have an A4 that is....... you must re-program.... if you want it to shift right using the A4........ :chevy


[Modified by bruce1, 6:11 PM 3/17/2002]
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