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Catastrophic coolant line failure on 997.1

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Old 05-09-2024, 10:46 PM
  #76  
charsiuboar
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Yup. Just a matter of time and environmental / operating conditions. At some point the factory glue just wears out. YMMV.

As I’ve said before, never fun writing the check but once it’s done (and cams pinned) drive it with confidence and enjoy.

Originally Posted by P Car Enthusiast
I was told that the heat from track use makes the issue more likely to surface, but that it can hit any car, whether tracked or not..

Last edited by charsiuboar; 05-09-2024 at 10:47 PM.
Old 05-09-2024, 11:37 PM
  #77  
TV997S2
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I had a similar misfortune but in a different way. I had to rebuild my tiptronic transmission at 57k miles and while the engine and tranny were out I had the shop pinned my coolant pipes. I had mix recommendations about the cam pinning so didn't get them done.

The good is my coolant pinning was relatively inexpensive but the bad was I never thought I need a full tranny rebuild at 57k. The Mercedes built tiptronic was supposed to be bullet proof and can handle upward of 800 hp.

Anyone had to rebuild the tip in their turbo that soon?
Old 05-10-2024, 10:46 AM
  #78  
Terry Adams
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Originally Posted by TV997S2

Anyone had to rebuild the tip in their turbo that soon?
No.

My sales guy when I bought new 15+ years ago showed me how to do launch control with a Tip. Left foot on brake, right foot to 4500 rpm, left foot off brake and let her fly.

Did it once and not since. Now at 120K. Wife's CLK 550 at 100K now, no rebuild.

I suspect the previous owner may have done it repeatedly, or missed maintenance
Old 05-10-2024, 11:54 AM
  #79  
o7silverturbo
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Originally Posted by P Car Enthusiast
I was told that the heat from track use makes the issue more likely to surface, but that it can hit any car, whether tracked or not..

Has nothing to do with track use or heat. Its glue at the end of the day it will fail. The people that haven't had a problem will at some point plan and simple.

Now camshafts spinning I have seen this more on cars where people actually drive them and are not scared of over revs. If you drive these cars like a grandma I can see never having a camshaft issue.
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harlanmott3 (05-18-2024)
Old 05-10-2024, 11:56 AM
  #80  
o7silverturbo
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Have them replace all the small rubber hoses that connect everything. cost is about 1000 dollars from Porsche but you do not want to be going back in there for a rubber hose that splits down the road.

This a very much pay once cry once kind of job
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Blade_uk (05-20-2024)
Old 05-10-2024, 11:59 AM
  #81  
o7silverturbo
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Originally Posted by cgfen
I could not afford to keep these cars if I had to pay mechanics to do this work.

I say this all the time. If I didn't own a shop I would never own a German car
Old 05-10-2024, 12:05 PM
  #82  
markmark26
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as far as cams, not true

Originally Posted by o7silverturbo
Has nothing to do with track use or heat. Its glue at the end of the day it will fail. The people that haven't had a problem will at some point plan and simple.

Now camshafts spinning I have seen this more on cars where people actually drive them and are not scared of over revs. If you drive these cars like a grandma I can see never having a camshaft issue.
Old 05-10-2024, 12:18 PM
  #83  
TV997S2
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Originally Posted by Terry Adams
No.

My sales guy when I bought new 15+ years ago showed me how to do launch control with a Tip. Left foot on brake, right foot to 4500 rpm, left foot off brake and let her fly.

Did it once and not since. Now at 120K. Wife's CLK 550 at 100K now, no rebuild.

I suspect the previous owner may have done it repeatedly, or missed maintenance
I was thinking the same, I don't think that transmission needed service before 56k miles but I had the feeling that he had too much fun with that car.
Old 05-10-2024, 02:38 PM
  #84  
08 Mac Cab TT
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Originally Posted by o7silverturbo
Have them replace all the small rubber hoses that connect everything. cost is about 1000 dollars from Porsche but you do not want to be going back in there for a rubber hose that splits down the road.

This a very much pay once cry once kind of job
Yep, when I did the coolant and cam pinning I tried to do all hoses and o-rings possible, I used the OEM coolant hose kit from Sharkwerks (OEM Coolant hose kit) along with their metal coolant pipes to avoid having to go back in there again.. I went all in and did the clutch with GT2 slave conversion too since I hated the oem power steering assist and I knew I would be keeping this car for quite some time.. oh ya, and Thermostat, water pump, coolant overflow tank, cam position sensors and engine/tranny mounts to finish it all off.. It was very much a cry hard once and done type of job..

Last edited by 08 Mac Cab TT; 05-10-2024 at 02:45 PM.
Old 05-11-2024, 03:55 PM
  #85  
Ruskiy
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Would you guys trust AIM performance to do all of this work?
Old 05-12-2024, 05:05 AM
  #86  
strato58
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200% trust AIM. They did all my coolant issues, cams pinned , GT2 clutch/slave 2 or 3 years ago and the car has been flawless. Not sure what they are charging today but they are not inexpensive. Joe knows his **** though so no worries there.
Old 05-12-2024, 06:54 PM
  #87  
signde
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I'd absolutely go to AIM if I lived anywhere within reason near them. Scraplife garage sent his motor out to them for all this stuff plus more. I think they did both his purple and his yellow car if I am remembering correctly.
Old 05-17-2024, 10:53 PM
  #88  
charsiuboar
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One more thing. Camshaft position sensors. Both banks. At this point they are close to 17 years old.

they should be replacing camshaft actuators if you are pinning cams.
Old 05-18-2024, 02:02 PM
  #89  
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@slm181 how's the work going? Any updates?

Your exhaust looks good, are you pleased? Getting any drone?

Hope to hear you'll be back in your car and enjoying it to the fullest!

pic of my TT to help ease the wait time. Lots of driving ahead!
Old 05-18-2024, 07:17 PM
  #90  
LoveMyC4S
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Originally Posted by slm181
Thanks man. Hearing others have gone down this road and it’s worked out and the car has run great after makes me feel better. At this point, I just miss the car and am bummed I won’t be able to drive it for the next weeks.
I agree with everything everyone has said here. I just found out yesterday that my Cams need pinning, however, I’m gonna weld my coolant pipes while the engine is out plus anything else it could potentially need before it goes back in. I have an 09 MT 997 1.5 and I love my car and don’t plan to ever sell it. 74,000 miles so either one of the two was bound to happen and it did. The cost hurts, no doubt about it, but I can’t wait to get my car back and enjoy it for ever. Believe me I sympathize, but I believe it will be worth the cost for a car that has given me so much joy.

Last edited by LoveMyC4S; 05-18-2024 at 07:27 PM.


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