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997.1 Piston Slap and the heartbreaking decision

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Old 12-13-2023, 09:22 AM
  #46  
Petza914
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Originally Posted by silver_tt
I agree, universal average is a silly and misleading concept in the first place. It would only make sense if it was much more granular like universal average for the exact formulation of oil you are running (not just brand and type, the formulation can change over time too which would need to be controlled for) and for the exact same engine. Also I have literally never seen a negative comment from Blackstone... it's always "another great report!!! your 911 is awesome!!!" even when it's just an average report or has more wear than I would want to see if it was my own car.
I particularly like the ones where we see viscosity shearing, a high TAN, and they tell the owner things look great and they should extend the mileage interval on the next sample when they've already run the current sample too long.

I just use them for the quantitative #s and interpret the results myself, essentially ignoring the commentary.
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Old 12-13-2023, 09:25 AM
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Originally Posted by Petza914
I particularly like the ones where we see viscosity shearing, a high TAN, and they tell the owner things look great and they should extend the mileage interval on the next sample when they've already run the current sample too long.

I just use them for the quantitative #s and interpret the results myself, essentially ignoring the commentary.
Exactly haha LOL
Old 12-14-2023, 04:12 PM
  #48  
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Originally Posted by jlert
I know how you feel, pretty much the same thing happened to me about year and a half ago to my 997.1 C2S.

For me it was a both a financial and emotional decision. My car is a daily driver and my first Porsche. I had not done too much to it except an aftermarket exhaust. What I really wanted was a GT3, thought one day I'd get it... then the bad news.

With prices the way they are for those cars and likely will be for a while, I decided to keep the roller and rebuild. That was going to be a lot less expensive than the GT3, also giving me the peace of mind knowing that it would be a well sorted car and at the same time making it exceptionally fun to drive.

So I went crazy with it: 4.0L Nickies, IMS Solution, Bilstein coilovers, GT2 folding bucket seats, factory Momo steering wheel,... it's an event every time I drive it now, super engaging, loving it more than I ever have, simply an amazing ride.

Whichever direction you go, best of luck, sending good vibes and encouragement!
Yes! I did the math and selling the roller and buying another 997 would just be a lot more than I could spend right now. And for fear it could happen again, I'd have to go Turbo which are not inexpensive. I have my 993 which I put a good amount of money getting it really dialed in as well. So I chose Slakker to rebuild it and here we go!
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Old 12-14-2023, 04:14 PM
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Originally Posted by nydog
I've reached out to Brandon at Slakker, but I'm also investigating options more local to me to do LNE 4.0 nickies, I'm in NY. Leaning more towards Slakker to be honest.
I chose Slakker based on the transparent pricing of the packages, the more reasonable lead times and the quality of the mechanical approach with the Hartech kits.
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Old 12-20-2023, 10:33 AM
  #50  
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How different is the Hartech solution compared to the LN engineering solution? I am considering selling my '88 and replacing it with a 997 but want to have a plan in place when bore scoring occurs. I spoke to LN and their part of the work seems very reasonably.priced but then I talked to the shop they recommend here in DFW and they quoted 30-35k for their part of the work. Its VERY respected shop (they've built several track only 911s for a good friend of mine) but that seems like a lot of money, on top of the price of the car purchase itself. For comparable $$ could easily find a 996 Turbo with a bulletproof engine.
Old 12-20-2023, 10:39 AM
  #51  
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Originally Posted by 88911coupe
How different is the Hartech solution compared to the LN engineering solution? I am considering selling my '88 and replacing it with a 997 but want to have a plan in place when bore scoring occurs. I spoke to LN and their part of the work seems very reasonably.priced but then I talked to the shop they recommend here in DFW and they quoted 30-35k for their part of the work. Its VERY respected shop (they've built several track only 911s for a good friend of mine) but that seems like a lot of money, on top of the price of the car purchase itself. For comparable $$ could easily find a 996 Turbo with a bulletproof engine.
LN and Hartech solutions are fundamentally very similar. The differences (closing the deck, etc) are what I would consider not significant.

You are correct about the 996TT. The 997 is an awesome model but would require these modifications/investment to be as bulletproof as a 996TT out of the box.
Old 12-20-2023, 10:59 AM
  #52  
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Originally Posted by silver_tt
LN and Hartech solutions are fundamentally very similar. The differences (closing the deck, etc) are what I would consider not significant.

You are correct about the 996TT. The 997 is an awesome model but would require these modifications/investment to be as bulletproof as a 996TT out of the box.
For the cost of a good 997.1 ($45-$50) plus the $30k cost of a great rebuild, you can actually start looking at 997.1 or 997.1.5 Turbos instead of 996s, which would be a much nicer car - better AWD system, better looking, better interior.
Old 12-20-2023, 11:26 AM
  #53  
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Originally Posted by Petza914
For the cost of a good 997.1 ($45-$50) plus the $30k cost of a great rebuild, you can actually start looking at 997.1 or 997.1.5 Turbos instead of 996s, which would be a much nicer car - better AWD system, better looking, better interior.
I agree, the 997.1TT also uses variable vane technology to reduce turbo lag. I have not been close to the market prices of the TTs recently (I just looked quickly at the history on BaT) but to me it would come down to the price differential and details of the 996TT vs 997.1TT I was looking at. If you can get the 996TT for way cheaper it is ultimately the same as far as the engine goes (both bulletproof stock) so to me it would come down to how much money I am saving vs the trade offs.
Old 12-20-2023, 11:40 AM
  #54  
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Originally Posted by Jsol
I chose Slakker based on the transparent pricing of the packages, the more reasonable lead times and the quality of the mechanical approach with the Hartech kits.
Will you be sending your car to Slakker and having them do the engine in/out? You should do a writeup and let us know how you like the 4.1 when its completed!
Old 12-20-2023, 11:44 AM
  #55  
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Originally Posted by silver_tt
I agree, the 997.1TT also uses variable vane technology to reduce turbo lag. I have not been close to the market prices of the TTs recently (I just looked quickly at the history on BaT) but to me it would come down to the price differential and details of the 996TT vs 997.1TT I was looking at. If you can get the 996TT for way cheaper it is ultimately the same as far as the engine goes (both bulletproof stock) so to me it would come down to how much money I am saving vs the trade offs.
Yeah, but with one of them, you can't believe it's parked in your garage and you get to drive it, and with the other, no matter how similar they are, you wish you had the 997 every time you look back at it or go to a car event.
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Old 12-20-2023, 12:16 PM
  #56  
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Nobody mentioned a 996-GT3 as an alternative? Shocked.
Old 12-20-2023, 12:23 PM
  #57  
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For me, I just don't love the 996's. The styling seems underwhelming and the interiors look like an 80's Astro Van from GM.
Old 12-20-2023, 12:29 PM
  #58  
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Originally Posted by yelcab
Nobody mentioned a 996-GT3 as an alternative? Shocked.
996-GT3 would be even better than a 996TT but costs much more so that's why it didn't enter the conversation. If you look on BaT the ones that just sold recently, both 2004s, fetched nearly $150K. That is a different price league......
Old 12-20-2023, 12:45 PM
  #59  
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Originally Posted by yelcab
Nobody mentioned a 996-GT3 as an alternative? Shocked.
Awesome car - still has all the 996 looks and interior stuff - same negatives as the 996 turbo, and at a higher price.
Old 12-20-2023, 04:20 PM
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997.1 TTs do have engine issues!

Coolant line elbows and spun cams . . .


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