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700R4 Pan Torgue Specs?

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Old Jan 29, 2010 | 08:17 PM
  #1  
y84pauloflondon's Avatar
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From: London, Ont, Canada
Car: 87 T-Top GTA
Engine: 350 TPI
Transmission: 700R4
Axle/Gears: 3.27
700R4 Pan Torgue Specs?

What is the torgue spec for a 700R4 Tranny Pan in either In-lbs or NM, how much do these bolt torgue up to?
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Old Jan 29, 2010 | 08:19 PM
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Apeiron's Avatar
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From: Mercedes Norte, Heredia, Costa Rica
Car: 1984 Z28 Hardtop
Engine: 383 Carb
Transmission: 4L60
Axle/Gears: 3.54 Dana 44
Re: 700R4 Pan Torgue Specs?

18 ft-lbs
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Old Jan 29, 2010 | 08:26 PM
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From: London, Ont, Canada
Car: 87 T-Top GTA
Engine: 350 TPI
Transmission: 700R4
Axle/Gears: 3.27
Re: 700R4 Pan Torgue Specs?

I just found this on the web, does 144 In-lbs sound right to you? Does 18 ft-lbs = 144 in-lbs?
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Old Jan 29, 2010 | 08:29 PM
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From: Mercedes Norte, Heredia, Costa Rica
Car: 1984 Z28 Hardtop
Engine: 383 Carb
Transmission: 4L60
Axle/Gears: 3.54 Dana 44
Re: 700R4 Pan Torgue Specs?

18 ft-lbs * 12 in/ft = 216 in-lbs

Really though, I wouldn't worry about being too exact. I can't recall ever having used a torque wrench on a tranny pan.
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Old Jan 29, 2010 | 08:37 PM
  #5  
y84pauloflondon's Avatar
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From: London, Ont, Canada
Car: 87 T-Top GTA
Engine: 350 TPI
Transmission: 700R4
Axle/Gears: 3.27
Re: 700R4 Pan Torgue Specs?

Thank you Apeiron for your Very quick replies!!! I just want to be careful, I had a "TransDapt" aluminum deep pan put on 1 1/2 yrs ago.

Just trying to do things right!
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Old Jan 29, 2010 | 08:39 PM
  #6  
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From: Mercedes Norte, Heredia, Costa Rica
Car: 1984 Z28 Hardtop
Engine: 383 Carb
Transmission: 4L60
Axle/Gears: 3.54 Dana 44
Re: 700R4 Pan Torgue Specs?

The torque spec is more about the gasket than the pan you use.
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Old Jan 30, 2010 | 11:22 AM
  #7  
y84pauloflondon's Avatar
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From: London, Ont, Canada
Car: 87 T-Top GTA
Engine: 350 TPI
Transmission: 700R4
Axle/Gears: 3.27
Re: 700R4 Pan Torgue Specs?

Went to a dealer today to pick up Dex 3. They said "AC delco does not make Dex 3 any more, its been replaced by Dex 6, which is supposed to be better then Dex 3." Is there anyone that can vouch for this? Is Dex 6 really better then Dex 3?
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Old Jan 30, 2010 | 02:24 PM
  #8  
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From: Mercedes Norte, Heredia, Costa Rica
Car: 1984 Z28 Hardtop
Engine: 383 Carb
Transmission: 4L60
Axle/Gears: 3.54 Dana 44
Re: 700R4 Pan Torgue Specs?

Any of the later Dexron versions replaces its predecessors.
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Old Jan 30, 2010 | 02:30 PM
  #9  
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From: Grenade - France - Europe
Car: Buick RMW 92
Engine: L05 5.7L V8
Transmission: 4L60
Axle/Gears: 2.73
Re: 700R4 Pan Torgue Specs?

Source: GM Service Manual for 1992 Buick Roadmaster fitted with 4L60 = 700R4

Torque for the oil pan screws: 16 N.m

It is always good to use a torque wrench - it is always better if it is calibrated !!!

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Old Jan 30, 2010 | 03:02 PM
  #10  
y84pauloflondon's Avatar
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From: London, Ont, Canada
Car: 87 T-Top GTA
Engine: 350 TPI
Transmission: 700R4
Axle/Gears: 3.27
Re: 700R4 Pan Torgue Specs?

Which basically equals to 144 in-lbs. My torgue wrench lists both on it. My Tranny filter came with a rubber gasket, so thats what I'm using.
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Old Jan 30, 2010 | 03:07 PM
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y84pauloflondon's Avatar
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From: London, Ont, Canada
Car: 87 T-Top GTA
Engine: 350 TPI
Transmission: 700R4
Axle/Gears: 3.27
Re: 700R4 Pan Torgue Specs?

Thanks guys for your help!
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Old Jan 30, 2010 | 04:43 PM
  #12  
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Re: 700R4 Pan Torgue Specs?

There are at least a couple different gaskets that match a couple different pans just in the normal run of production from 83-92. The one I'd be most concerned about is the basic cork gasket, and then my concern would be to not overtighten it. The rubber and treated cork gaskets are a little more forgiving, but again I'd go snug and then maybe another 1/4 turn. Torque specs are great for engineers, but I don't think any professional has ever broken out the inch lb torque wrench to bolt up a 700R4 pan.
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Old Jan 31, 2010 | 03:17 AM
  #13  
y84pauloflondon's Avatar
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From: London, Ont, Canada
Car: 87 T-Top GTA
Engine: 350 TPI
Transmission: 700R4
Axle/Gears: 3.27
Re: 700R4 Pan Torgue Specs?

Well earlier in the day set the torgue wrench to 130 in-lbs.
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Old Jan 31, 2010 | 08:16 AM
  #14  
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From: Leicester,Massachusetts
Car: 1983 CHEVROLET CAMARO Z28
Engine: Forged 355 with a GT45 turbo
Transmission: TKO 600
Axle/Gears: built 4th gen rear with 3.27s
Re: 700R4 Pan Torgue Specs?

there is still dexron/mercron III out there........now called atf.... you have to read the label on the bottle...........dexron VI is synthetic which yes is better but used on 2005 and up gm vehicles(most) i would stick with the regular atf........
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Old Jan 31, 2010 | 01:38 PM
  #15  
y84pauloflondon's Avatar
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From: London, Ont, Canada
Car: 87 T-Top GTA
Engine: 350 TPI
Transmission: 700R4
Axle/Gears: 3.27
Re: 700R4 Pan Torgue Specs?

Dex 3 is not sold in Canada! A buddy already tried at dealer.
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Old Feb 6, 2010 | 09:03 PM
  #16  
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Re: 700R4 Pan Torgue Specs?

I torque them to 65-75 inch pounds. Over torque, them causes leaks, and stripped pan bolt holes.
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