[DeTomaso] ZF gear oil

[John Taphorn]

Actually years back I spoke to Quella about 75-140 and he thought it not 
such a bad idea.  The thicker oil would provide better impact protection on 
the gears' teeth.  Once the stuff is warm it all flows well.

JT
----- Original Message ----- 
From: "Julian Kift" <julian_kift at hotmail.com>
To: <justingreisberg at hotmail.com>; "De Tomaso List" <detomaso at realbig.com>
Sent: Wednesday, July 06, 2011 9:33 AM
Subject: Re: [DeTomaso] ZF gear oil


>
> If the oozing has slowed down witth conventional 75W-90 I would postulate 
> you have a bad input shaft seal and should replace it!
>
> Personally I would think 75W-140 too thick and viscous for the duty, more 
> akin but not quite as bad as the old used car salesmans trick of sawdust.
>
> Julian
>
>
>> From: justingreisberg at hotmail.com
>> To: detomaso at realbig.com
>> Date: Wed, 6 Jul 2011 03:18:03 -0700
>> Subject: [DeTomaso] ZF gear oil
>>
>>
>> you might not want to buy synthetic redline gear oil if you have original 
>> seals in your ZF. the super fancy synthetic stuff caused my ZF to ooze 
>> through the output seal, dripping oil all over my beautifully detailed 
>> gear box. given that i am putting limited miles on my finished 
>> restoration, i just put in some old fashioned thick smelly 75-90 gear 
>> oil. And someone else told me i should have used 75-140 to minimize 
>> oozing. After a year of seeping after removing the expensive redline 
>> synthetic, the oozing has slowed down... justin
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