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1987 - 1996 F150 & Larger F-Series Trucks 1987 - 1996 Ford F-150, F-250, F-350 and larger pickups - including the 1997 heavy-duty F250/F350+ trucks

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Old Apr 23, 2009 | 12:14 PM
  #16  
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From: Bonita Springs FL
Originally Posted by capn kirk
i thought that they stopped doing the different ratios front to rear in the 70s or 80s or something i only say that because last time i said that it was on a different thread and someone said i was wrong they are same ratio front and rear
No, the front ratio has always been different. The earlier post has the correct ratios in it.

Originally Posted by trugertha
hmm im gunna go screw around with it now and check it out any way to tell in the rear is worn out???
Yes, sort of. Jack up one wheel and put the truck in neutral. If you can spin the wheel by hand, then your LS is worn out. They aren't that hard to rebuild yourself.
 
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Old Apr 23, 2009 | 01:45 PM
  #17  
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From: Aurora,Colorado
Originally Posted by trugertha
hmm im gunna go screw around with it now and check it out any way to tell in the rear is worn out???
The Ford Shop Manual says to place the truck in neutral and block the front wheels and jack up one of the rear wheels. There is a special attachment that goes to two of the lug nuts and has a bar in the middle of the wheel and allows a torque wrench to be placed in the middle of the wheel. If the torque to turn the wheel that is up in the air is more than 20 foot pounds-the limited slip is working correctly.

My 110k mile limited slip is still within this specification!! And I can still climb my snow covered driveway that is on a steep hill in two wheel drive without one rear wheel spinning!! My Jeep has an open rear end and it cant climb the same driveway when it is covered in snow.
 
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Old Apr 23, 2009 | 03:34 PM
  #18  
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From: canada bc okanogan
hmm i jacked it up but didn't put any force on it .. do you suppose i could just weld a nut to a piece of metal and put 2 holes in it ?
 
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Old Apr 23, 2009 | 03:52 PM
  #19  
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From: Aurora,Colorado
Originally Posted by trugertha
hmm i jacked it up but didn't put any force on it .. do you suppose i could just weld a nut to a piece of metal and put 2 holes in it ?
I don't see why not. I have also noticed that on a new limited slip-if the transmission is in neutral and one wheel is in the air and you just grip the tire with both hands-you shouldnt be able to turn the tire easily.
 
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Old Apr 23, 2009 | 04:09 PM
  #20  
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From: canada bc okanogan
alright ill put some back into it haha
 
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