Re: [alfa] Re: 77 GTV Drive Shaft problem

["Gwynne W. Spencer" <gwynnes1@xxxxxxxxxxx>]

If the Guibo is old, highly suspect it. The rubber gets hard with age and 
can have internal cracks.

Gwynne Spencer

At 10:20 PM 8/26/2004 +0200, you wrote:
>Thanks for the responses
>         I think I need to add a little more history. When I purchased the 
> car about 2 months ago, it had little or no vibration, but then a small 
> 200Km/h burst on the autobahn seems to have put an end to that and that 
> has been the only "abnormal" driving that I have done. Before this, it 
> was reasonably smooth to 6200rpm, but now it is really rough at 1200 and 
> 3000rpm, it just suddenly occurred at around the same time that the last 
> stage of the exhaust detached, and I had just completed the 10 minutes at 
> 200Km/h. The guibos and center bearing seem to be in good condition.
>
>Is it possible for the weights to come off the shaft?
>
>Is it more likely that the shafts have moved off center?
>
>I am thinking of loosening the pinch bolts and letting the engine idle 
>briefly as per Michael Harris' instructions on GTV6.org. Anyway thanks for 
>the suggestions, and anything else that you can add will be appreciated.
>
>
>Jason
>
>1977 GTV 2000
>
>
>
>
>>Jason,
>>
>>When you have a 2 peice drive shaft like that of an Alfetta, you can find 3
>>different connections for bolting that together.
>>I would look for some mating marks on the two ends in the middle to see 
>>if you
>>have the drive shaft misaligned. You could be off 1/3 and it would cause the
>>problem you are speaking about.
>>I always used a tool to make arrow marks when I removed the drive shaft so
>>that I was sure to get it realigned back the way it came out.
>>I am guessing that the center support is in good condition? If that isn't,
>>then it will also allow for some movement.
>>Christopher Boles
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