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Coolant fitting upgrade

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Old 12-11-2010, 08:35 PM
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452gt3
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Default Coolant fitting upgrade

Coolant fitting's fixed, here's some pic's.
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Old 12-11-2010, 09:28 PM
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911SLOW
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Well done welds looks great. Excellent !
What collars end did you use I think some of the materials in one or two them cannot be welded together.

You had engine out to address that or did it as a side job?
Old 12-11-2010, 10:00 PM
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452gt3
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Turned out all fittings were same alloy and welded great. The engine is out so we could remove intake to get at all of them 8 all together. Doing the LWFW, diff and 997 shifter and cup cables.
Old 12-11-2010, 10:31 PM
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FFaust
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Very nice. The way to go for sure.

I assume you used the original fittings?
Old 12-12-2010, 12:34 AM
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AllanJ
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Nice. Good to see another person wasn't afraid of welding.
Old 12-12-2010, 10:08 AM
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SH || NC
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452, thanks for posting! Would it be possible for you to post the part numbers of the pieces you had welded?
Old 12-12-2010, 04:18 PM
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TurboCup87
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looks like a great idea, thanks for posting it.

I haven't changed any hoses yet. The car only has 9500 miles, but it is now 7 years old. What have people been doing? There are an awful lot of hoses to replace and some are a real PITA to get to. Kyle
Old 12-12-2010, 07:49 PM
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enthusiast
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Thank you for sharing. It is such a shame, the shortcuts Porsche AG took on this system in one of their premium engines.
Old 12-12-2010, 09:57 PM
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452gt3
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My car has 28k miles and all the hoses seemed to be in good shape but they will all be replaced. The intresting part was all the fittings were removed and cleaned before welding, in do so when heat was applied to melt the glue some fittings fell out were kind of a sloppy fit, others were snug but none were what would be a pressed fit. Very concerning!!!!!!!!!
Old 12-13-2010, 09:00 AM
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Rob in VA
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Impressive!
Old 01-31-2011, 08:08 PM
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JohnPG
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Originally Posted by 452gt3
My car has 28k miles and all the hoses seemed to be in good shape but they will all be replaced. The intresting part was all the fittings were removed and cleaned before welding, in do so when heat was applied to melt the glue some fittings fell out were kind of a sloppy fit, others were snug but none were what would be a pressed fit. Very concerning!!!!!!!!!
452gt3

Thanks for your post. I'm in the process of deciding to have the fittings welded or bolted via the Sharkwerks method and want to confirm that the fittings "nipples" you welded to the cast pieces were the original nipples that were glued into the casting. I've seen the "weldable" fittings being sold on eBay and just want to confirm that you did not use those.

Thanks for you post and reply.

John
Old 01-31-2011, 08:18 PM
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452gt3
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I used all original parts, they were not hard to remove took some heat and most fell out. All parts were washed with acetone and they welded very nice according to the professional welder, he said no problem.
Old 01-31-2011, 08:23 PM
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micahbones
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Originally Posted by 452gt3
I used all original parts, they were not hard to remove took some heat and most fell out. All parts were washed with acetone and they welded very nice according to the professional welder, he said no problem.
As 911slow mentioned the welds look well done, with nice even beads. Definitely the way to go to resolve the coolant fitting issue if you have your engine out. Nice work!
Old 01-31-2011, 08:28 PM
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JohnPG
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452gt3,

Thanks for the reply. All things being equal, I think welding is a better long term solution. Leaving the adhesive may lead to a slow leak with the "bolt" solution. It may not, but if I'm dropping the motor, a little more time and a good welder, its done.
Old 01-31-2011, 09:24 PM
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DHI
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Wow. What a novel idea !
WELD the fittings instead of gluing them in.
You would think that someone in Engineering could have convinced the bean counter that at $125,000, a track oriented car had a motorsport heritage to maintain. ;-P
Crazy.


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