[V8] squealing serp belt oddity

Ingo Rautenberg ingo.rautenberg at gmail.com
Tue Sep 25 08:19:32 PDT 2007


My guess is ideally you'd want to use the 5 speed pulley and  
lightened flywheel for a quicker-revving motor.  In theory, at least.

Ingo

On Sep 25, 2007, at 10:46 AM, Ron Wainwright wrote:

> Hummm, as I mentioned I used the 4.2's pully on
> George's swap.
>
>  Ron
>
> --- "Coleman, David" <David.Coleman at blackrock.com>
> wrote:
>
>> ....Which would explain why Keith swapped crank
>> pulleys when he did the motor swap...  yes, I
>> definitely need to drop by mom's (where the old
>> motor is sitting) and see if the crank pulley /
>> dampener is still there.
>>
>>
>>
>>> -----Original Message-----
>>> From: Ingo Rautenberg
>> [mailto:ingo.rautenberg at gmail.com]
>>> Sent: Tuesday, September 25, 2007 9:47 AM
>>> To: Coleman, David
>>> Cc: Scott Simmons; urq; v8 at audifans.com
>>> Subject: Re: [V8] squealing serp belt oddity
>>>
>>> Dave,
>>>
>>> The ONLY difference I can see is that each has a
>> different part No.
>>> for the front dampener/pully assembly.  Perhaps
>> Ron can measure the
>>> various ones he has to confirm. If I had to guess,
>> the 5 speed likely
>>> has the smallest diameter and the 4.2 has the
>> largest diameter.
>>>
>>> Ingo
>>>
>>> On Sep 25, 2007, at 9:24 AM, Coleman, David wrote:
>>>
>>>> That question was keeping me up last night as
>> well -- but the car's
>>>> under a cover, and I was just too ding dang
>> tired to uncover and
>>>> scour around for an answer.
>>>>
>>>> I'm guessing the different trans requires a
>> different AC or
>>>> alternator mount configuration, moving the
>> pulley closer inward.
>>>>
>>>>
>>>>
>>>>
>>>>
>>>>> -----Original Message-----
>>>>> From: v8-bounces at audifans.com
>> [mailto:v8-bounces at audifans.com] On
>>>>> Behalf Of
>>>>> Scott Simmons
>>>>> Sent: Tuesday, September 25, 2007 2:04 AM
>>>>> To: urq
>>>>> Cc: v8 at audifans.com
>>>>> Subject: Re: [V8] squealing serp belt oddity
>>>>>
>>>>> Why is there a difference between auto and
>> manual?  The difference of
>>>>> 30mm isn't much.
>>>>>
>>>>>
>>>>>
>>>>> urq wrote:
>>>>>
>>>>>> TFA indicates the following lengths:
>>>>>>
>>>>>>    PT Automatic  - 2460mm
>>>>>>    PT Manual     - 2433mm
>>>>>>    ABH Automatic - 2480mm
>>>>>>
>>>>>> HTH!
>>>>>> Steve B
>>>>>> San José, CA (USA)
>>>>>>
>>>>>> -----Original Message-----
>>>>>> From: v8-bounces at audifans.com
>> [mailto:v8-bounces at audifans.com] On
>>>>>> Behalf
>>>>> Of
>>>>>> Ron Wainwright
>>>>>> Sent: Monday, September 24, 2007 1:09 PM
>>>>>> To: Coleman, David
>>>>>> Cc: v8 at audifans.com
>>>>>> Subject: Re: [V8] squealing serp belt oddity
>>>>>>
>>>>>> Not sure. They looked the same when I was
>> doing
>>>>>> George's swap. I think I used the 4.2 pully in
>> any
>>>>>> event.
>>>>>>
>>>>>> But find out which pully you have Dave.
>>>>>> & not sure if the 3.6 too 4.2 Auto belts are
>> the
>>>>>> same...but I do know the Manual 3.6 belt is
>> shorter.
>>>>>>
>>>>>> Ron
>>>>>>
>>>>>> --- "Coleman, David"
>> <David.Coleman at blackrock.com>
>>>>>> wrote:
>>>>>>
>>>>>>
>>>>>>
>>>>>>> Is there an easy way to tell the pulleys
>> (3.6, 4.2,
>>>>>>> manual, automatic)
>>>>>>> apart?
>>>>>>>
>>>>>>> I still have a pulley on my old motor; I'll
>> have to
>>>>>>> run out to see if
>>>>>>> it's still torqued down.
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>> -----Original Message-----
>>>>>>>> From: Ron Wainwright
>> [mailto:ron_01056 at yahoo.com]
>>>>>>>> Sent: Monday, September 24, 2007 4:00 PM
>>>>>>>> To: Coleman, David
>>>>>>>> Cc: v8 at audifans.com
>>>>>>>> Subject: Re: [V8] squealing serp belt oddity
>>>>>>>>
>>>>>>>> So if he used the 3.6 pully from you'r old
>> 3.6
>>>>>>>>
>>>>>>>>
>>>>>>> motor
>>>>>>>
>>>>>>>
>>>>>>>> than you need the Manual belt.
>>>>>>>> Conti part#, 6K2433.
>>>>>>>>
>>>>>>>> Ron
>>>>>>>>
>>>>>>>> --- "Coleman, David"
>> <David.Coleman at blackrock.com>
>>>>>>>> wrote:
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>>> Alignment double and triple checked.   And
>> every
>>>>>>>>> pulley spins freely.
>>>>>>>>>
>>>>>>>>> Interesting note on the belt size... I
>> believe I
>>>>>>>>> have the right size, as
>>>>>>>>> the first one I got was too big.  I thought
>> that
>>>>>>>>>
>>>>>>>>>
>>>>>>> was
>>>>>>>
>>>>>>>
>>>>>>>>> due to the crank
>>>>>>>>> pulley size difference between 3.6 and 4.2.
>>>>>>>>> Perhaps there's a smaller
>>>>>>>>> one still, the one for the 5-speed?  Does
>> that
>>>>>>>>>
>>>>>>>>>
>>>>>>> mean
>>>>>>>
>>>>>>>
>>>>>>>>> there are three
>>>>>>>>> different belt applications for the V8?
>>>>>>>>>
>>>>>>>>> Regarding the above, by the way, I believe
>> the
>>>>>>>>>
>>>>>>>>>
>>>>>>> 3.6
>>>>>>>
>>>>>>>
>>>>>>>>> crank pulley was used
>>>>>>>>> when Keith swapped the 4.2 motor...
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>> -----Original Message-----
>>>>>>>>>> From: Ingo Rautenberg
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>> [mailto:ingo.rautenberg at gmail.com]
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>> Sent: Monday, September 24, 2007 2:13 PM
>>
> === message truncated ===
>
>
>
>        
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