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Re: Ur-Q subframe questions...
pacdev@csn.net wrote:
>
> My readings on the evolution of the TQC indicates that the same assembly might
> be expected for the earlier versions but as production increased there were
> several changes, especially to the rear assembly which indicates some degree of
> incompatibility.
>
> Certainly, the trans and rear diff is different. For example '84 4000Qs had
> lower gearing. (I believe a 4.11 ratio.)
>
> No direct knowledge of this just from my readings.
>
> Always thought the ticket to a cheap ll wheel drive rally car was an '84 with a
> transplanted turbo engine.
>
> Paul A. Caouette
> Partners for Community Development
> Denver, Colorado
> 83 TQC with 207k & Still Going
> had an '84 4000Q
> 85 4000Q
> And Many past Audis Gone but not Forgotten
The most desirable part of 84 4KQ is its lower gearing transmission and
rear end. It is often installed in TQC to make it faster without digging
into the engine or replacing antique CIS with EFI (Supprised that more
people don't do that)