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Filters - Amsoil
In message <9608160651.AA21204@bazooka.amb.org> firstname.lastname@example.org (Ti Kan) writes:
> The 2.8 V6 in my 96 A4Q certainly doesn't use the same oil filter
> as my other Audis. The A4Q filter is much larger. Also, the
> 4000/5000/100 (normally aspirated) cars use a different factory
> filter than the 5000T/200 (turbo) cars. If Amsoil lists the same part
> for all these cars I would consider their list suspect. Perhaps the
> Amsoil will "fit" all of them, but there is a reason why the factory
> designed them with different part numbers, because they ARE different.
The turbos (ur-q included) generally have a non-return valve in the filter to
keep oil in the upper galleries and lifters when the engine is off. If a
normal filter is fitted instead, the engine clatters a bit until the oil gets
up to the lifters.
Committee Member, UK Audi [ur-]quattro Owners Club