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Rear Differential Fluid Issue

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Old Jun 24, 2007 | 08:09 PM
  #41  
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From: King George VA
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DH,
Are you sure the oil specs on the back of your car are from the diff? I ask this because oil blowby from ring flutter will go out the exhaust, get caught in the car's eddy and splatter all over the back of the car. This is very common after a high speed run and I see it often on the back of track driven cars. Are you losing oil?
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Old Jun 25, 2007 | 12:15 AM
  #42  
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Originally Posted by Subdriver
DH,
Are you sure the oil specs on the back of your car are from the diff? I ask this because oil blowby from ring flutter will go out the exhaust, get caught in the car's eddy and splatter all over the back of the car. This is very common after a high speed run and I see it often on the back of track driven cars. Are you losing oil?
Very good point and I do have some blowby (will be replacing motor soon). But this splattering was coincidental/simultaneous with the new dripping that occurred.

Its surprizing how little oil in drips will cover the whole rear of the car in splatter !!!!! ..... like I said I opened the fill plug and oil level was completely full....this with the diff HOT.

With the minor oil loss I'm not concerned about going to the track next sunday. Plus I have some extra oil if necessary.

Thanks for the input


DH
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Old Jun 25, 2007 | 10:51 AM
  #43  
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Originally Posted by Subdriver
I use the Severe Gear 75w90 in my 02 Z06 and have had no diff failures
same with me, put in Severe Gear 75w90 with no additives, and its still quiet over 1.5 years now.

also, make sure you torque the plug to specs.
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