If it were mine I think I would be putting the thicker radiator in and going from there
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2.3 V6 Cologne - cooling problems
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Re: 2.3 V6 Cologne - cooling problems
'89 1.9td AAZ engine
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- Oldiebut goodie
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Re: 2.3 V6 Cologne - cooling problems
It's not a case of the water pump impeller slipping on its shaft? Once up to a certain temp the grip has loosened enough to be useless, hence all being good when cold. Just musing.
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Re: 2.3 V6 Cologne - cooling problems
Oldiebut goodie wrote:It's not a case of the water pump impeller slipping on its shaft? Once up to a certain temp the grip has loosened enough to be useless, hence all being good when cold. Just musing.
Hmmm...I wonder???
All great thoughts and ideas, thanks for sharing them, people

1989 DG Tintop 2.3 V6
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Re: 2.3 V6 Cologne - cooling problems
This may be relevant?
https://club8090.co.uk/forum/viewtopic.php?t=152730" onclick="window.open(this.href);return false;
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https://club8090.co.uk/forum/viewtopic.php?t=152730" onclick="window.open(this.href);return false;
Sent by Morse code from the bunker
1985 Oettinger 3.2 Caravelle RHD syncro twin slider. SA Microbus bumpers, duplex winch system, ARC 7X15 period alloys
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Re: 2.3 V6 Cologne - cooling problems
No expert here, and trying to remember an article that I have read recently. It pertained to problems caused by a water pump that should be driven one direction such as by the back of a toothed belt being fitted to a vehicle with a v belt, resulting in the pump being driven in the wrong direction. I'll cut the waffle, just check that your pump is turning the right direction.
E D I T: Found the article....... scan down to "It probably uses a belt" http://www.rockauto.com/Newsletter/arch ... 21-16.html" onclick="window.open(this.href);return false;
E D I T: Found the article....... scan down to "It probably uses a belt" http://www.rockauto.com/Newsletter/arch ... 21-16.html" onclick="window.open(this.href);return false;
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South African 1991 2.5i Microbus - now sadly rehomed to pay for a Melco EMT16X Embroidery Machine.
South African 1991 2.5i Microbus - now sadly rehomed to pay for a Melco EMT16X Embroidery Machine.