[V6-12v] AAH or AFC engine?

[Nathan White]

They switched the acc belt routing in late 93, or early 94. Some 95 cars 
have a mix of AAH/AFC engines, thus different combinations of cams/ 
mafs/ valve covers/ oil pan, etc...

NW

Tom Christiansen wrote:

> Hi,
>
> I believe the routing of the accessory belt was changed. Some pulley 
> was removed. You can probably find more info on www.12v.org (hope I 
> recall the address correctly).
>
> Unless someone swapped the engine out on your car, you should be able 
> to tell which engine it has by looking at the label in the well for 
> the spare wheel. The only way to tell for sure is to look at the 
> mounting point for the power steering pump. Supposedly it says AAH if 
> it's an AAH engine... I also recall something about a punch mark 
> somewhere if it's an AAH engine. Consult the Bentley manual for details.
>
> Tom
>
> At 10:37 AM 4/8/2005, Greville Bowles wrote:
>
>> After 3+ years owning my '95 90 Q I realize that I may be mistaken about
>> just which engine I have in it. The VIN decoders I have used have 
>> given no
>> insight into my question. Can someone please tell me how to tell 
>> whether I
>> have the AAH or AFC engine? My VIN is WAUCK88C6SA000406 and the 406
>> production number makes me think I have one of the early units and 
>> thus the
>> AAH engine. I found no labels or markings under the hood. Perhaps if 
>> I can
>> find the engine serial number, somewhere on the block ... ?
>>
>> Just how much difference is there between these 2 engines? I checked the
>> archives and found some references to changes to the oil system. I 
>> want to
>> change the oil (and replace the oil cooler seal) this weekend and I 
>> suspect
>> that I have the wrong filter.
>>
>> All help is appreciated.
>>
>>  ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>> Mr. Greville H. Bowles
>> RR 5, Rockwood, Ontario N0B 2K0
>> E-mail:   zaphod at cansafe.com
>> '95 90Q
>> '85 245
>> '83 GS650GL
>> ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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>
>
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