2008 GT2 Issues
#4
#5
Coolant pipes and cam sleeve slip.
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PCA National Instructor
TPC Racing stats:
2023 Porsche Sprint Challenge 992 Cup Am Champion
2023 Porsche Sprint Challenge GT4 Pro-Am Team Champion
2022 Porsche Sprint Challenge 992 Cup & 991 Cup Champion
2020 IMSA GT3 Cup Challenge 2nd Championship
2018 IMSA GT3 Cup Challenge 2nd Championship
2016 IMSA GT3 Cup Challenge Champion
2013 IMSA GT3 Cup Challenge Champion
2006 Rolex-24 @ Daytona GT Champion
2004 Grand-Am SGS Class Champion
PCA National Instructor
TPC Racing stats:
2023 Porsche Sprint Challenge 992 Cup Am Champion
2023 Porsche Sprint Challenge GT4 Pro-Am Team Champion
2022 Porsche Sprint Challenge 992 Cup & 991 Cup Champion
2020 IMSA GT3 Cup Challenge 2nd Championship
2018 IMSA GT3 Cup Challenge 2nd Championship
2016 IMSA GT3 Cup Challenge Champion
2013 IMSA GT3 Cup Challenge Champion
2006 Rolex-24 @ Daytona GT Champion
2004 Grand-Am SGS Class Champion
#7
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#8
No. 997.1TT and GT2 have the same camshafts that have a sleeve pressed on, the sleeve has holes to allow oil flow through. The sleeve can spin restricting oil flow or worst case complete blockage.
https://rennlist.com/forums/997-turb...-camshaft.html
https://rennlist.com/forums/997-turb...-camshaft.html
#10
No. 997.1TT and GT2 have the same camshafts that have a sleeve pressed on, the sleeve has holes to allow oil flow through. The sleeve can spin restricting oil flow or worst case complete blockage.
https://rennlist.com/forums/997-turb...-camshaft.html
https://rennlist.com/forums/997-turb...-camshaft.html
But it doesn't appear to be a common problem - yet. Perhaps given more time and miles it will but I don't want to start that discussion now.
#12
No. 997.1TT and GT2 have the same camshafts that have a sleeve pressed on, the sleeve has holes to allow oil flow through. The sleeve can spin restricting oil flow or worst case complete blockage.
https://rennlist.com/forums/997-turb...-camshaft.html
https://rennlist.com/forums/997-turb...-camshaft.html
#13
#14
Correct, GT2 trans have cooler. All GT2 have LSD, its optional on Turbo. There's some internal differences but I don't know every item, I do know that the items are interchangeable.
#15
I'm curious- I've been looking (haven't done a deep dive yet) at two 2008 GT2's for sale in Houston, one yellow and one gray. The yellow has a longer list of gingerbread options and less miles (6,600) but the gray is nicely optioned too with a lot more miles (54K if I recall). The only difference between them appears to be the miles yet the delta between the two is approximately $60K. Do GT2 miles really count that much? Coming from the TT/TTS world miles do make a slight difference but it's not that excessive.