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Search: Posts Made By: Jean
Showing results 1 to 25 of 490
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Forum: 993 Turbo Forum
03-25-2024, 10:21 AM
Replies: 48
Views: 33,414
Posted By Jean

Years later…same car EUR 750K-1M

https://cimg2.ibsrv.net/gimg/rennlist.com-vbulletin/1068x1597/img_3836_1280d9744917033c59d365e21f389d0c24268da4.jpeg
Forum: 991 Turbo
07-27-2023, 12:50 PM
Replies: 946
Views: 178,527
Posted By Jean

This was long time ago, the only thing I have...

This was long time ago, the only thing I have handy is attached here.. also adding the invoice of components I ordered for the water spray ( provided you have the methanol setup already). Simple to...
Forum: 991 Turbo
07-27-2023, 12:05 PM
Replies: 946
Views: 178,527
Posted By Jean

Best quick fix for time attack, install a second...

Best quick fix for time attack, install a second snowperformance pump tapping into your same methanol pressure sensor and direct two nozzles on your intercoolers. If you want to avoid putting a water...
Forum: 991 GT3, GT3RS, GT2RS and 911R
10-12-2022, 03:01 PM
Replies: 265
Views: 93,490
Posted By Jean

I have on my GT2RS Forgeline GE1R for the past 2...

I have on my GT2RS Forgeline GE1R for the past 2 years.

10x19 ET 34
12x19 ET 40

Went for a wider front offset to widen the front track. They fit great.

Pirelli:
275/675 DHA or DHB ...
Forum: 991 GT3, GT3RS, GT2RS and 911R
09-25-2022, 04:31 PM
Replies: 83
Views: 17,651
Posted By Jean

Back to the tire size topic, I have been using...

Back to the tire size topic, I have been using slicks on the GT2RS and the 991 Turbo for few years, in hillclimb and time attack, Pirelli DH/DHA 275/675 front and 315/705 rear with no problems at...
Forum: 993 Turbo Forum
09-22-2022, 12:30 PM
Replies: 45
Views: 17,491
Posted By Jean

Apologies Andre, I was 16 years younger 😊

Apologies Andre, I was 16 years younger 😊
Forum: 991 GT3, GT3RS, GT2RS and 911R
09-22-2022, 05:46 AM
Replies: 42
Views: 4,550
Posted By Jean

120Nm/mm front 170Nm/mm rear ...

120Nm/mm front
170Nm/mm rear

https://cimg0.ibsrv.net/gimg/rennlist.com-vbulletin/2000x1504/e5ab4411_14cf_4703_8ccb_30e8abb91680_f1dba1d40f2d8fd5eb72e01202dce9c12a492dc6.jpeg...
Forum: 991 GT3, GT3RS, GT2RS and 911R
07-29-2022, 08:50 PM
Replies: 3
Views: 620
Posted By Jean

Love it.. definitely a go!

Love it.. definitely a go!
Forum: 991 GT3, GT3RS, GT2RS and 911R
07-28-2022, 03:14 PM
Replies: 3
Views: 620
Posted By Jean

Tempting.. would love to hear a video if...

Tempting.. would love to hear a video if available..
Forum: 991 GT3, GT3RS, GT2RS and 911R
06-25-2022, 08:54 AM
Replies: 29
Views: 3,529
Posted By Jean

In stock mode I had a 619whp run and another...

In stock mode I had a 619whp run and another 636whp. Tuned I had around 715whp if I recall, this was running zero (no) timing retardation on the track.

I had stronger tunes but we dialed them...
Forum: 991 GT3, GT3RS, GT2RS and 911R
06-25-2022, 08:35 AM
Replies: 29
Views: 3,529
Posted By Jean

The boost and timing depend on your tuner and...

The boost and timing depend on your tuner and their tuning philosophy, fuel used, AFRs etc. My tunes are up to 1.6-1.7 bar on race fuel mix, timing somewhere around 27-28 degrees I believe.

The...
Forum: 991 Turbo
06-05-2022, 01:21 AM
Replies: 946
Views: 178,527
Posted By Jean

Congrats on the CS Scott.. looks like you fully...

Congrats on the CS Scott.. looks like you fully recovered! 💪
Forum: 991 GT3, GT3RS, GT2RS and 911R
06-04-2022, 04:22 AM
Replies: 29
Views: 3,529
Posted By Jean

I did this to my GT2RS: - Front underbody...

I did this to my GT2RS:

- Front underbody clubsport (same as MR)
- KW competition 4way MR
- Front tension arms E-Motion engineering
- Underbody streaks from E-Motion (not convinced of their...
Forum: 991 GT3, GT3RS, GT2RS and 911R
06-04-2022, 03:38 AM
Replies: 4
Views: 815
Posted By Jean

Not accurate to a mm, but almost. ...

Not accurate to a mm, but almost.
https://cimg5.ibsrv.net/gimg/rennlist.com-vbulletin/1169x1879/99c547a1_151d_4b16_ad76_6383c7d81904_230b9143b62796ddf56a23fe30f3e38dd608cbfd.jpeg
Forum: 991 Turbo
06-03-2022, 02:14 AM
Replies: 946
Views: 178,527
Posted By Jean

Hi Randy, haven’t been here in a long time. ...

Hi Randy, haven’t been here in a long time.

It took me a while to figure out the GT2 and adapt my driving to it, much longer than expected, my lap times were slower than my 991Turbo when it was...
Forum: 991 Turbo
01-28-2022, 02:09 AM
Replies: 234
Views: 21,090
Posted By Jean

We need to look at this as a percentage rather...

We need to look at this as a percentage rather than absolute number i.e. a 5s run with a 3% slope benefits time by around 0.29s if all other parameters are identical.

By the way the 60-130mph...
Forum: 991 Turbo
01-27-2022, 04:33 PM
Replies: 234
Views: 21,090
Posted By Jean

I don't really care about this discussion but for...

I don't really care about this discussion but for informational purposes, the maximum slope or ending slope do not matter to calculate the performance difference. Average slope across the run is what...
Forum: 991 GT3, GT3RS, GT2RS and 911R
12-11-2021, 12:05 PM
Replies: 1,199
Views: 208,570
Posted By Jean

On the topic of ride height and hub stands,...

On the topic of ride height and hub stands, posting here the calculated loaded radius of front and rear tires vs unloaded radius, and contact patch of my stock GT2RS tires with driver (3,493lbs, 37%...
Forum: 991 GT3, GT3RS, GT2RS and 911R
11-07-2021, 12:53 PM
Replies: 27
Views: 2,669
Posted By Jean

I measured additional drag from the Clubsport...

I measured additional drag from the Clubsport package with SRO kit to be ~12% vs. stock 991GT2RS bodywork based on acceleration logs.

The car has also been lowered to 73mm front and 245mm rear, I...
Forum: 991 Turbo
11-07-2021, 12:14 PM
Replies: 37
Views: 6,198
Posted By Jean

Correction.. GT2RS is 0.3s slower than the 991TT...

Correction.. GT2RS is 0.3s slower than the 991TT from 80-150mph.. I was comparing wrong logs.

However the GT2RS has on it a custom racing high downforce package, so much more drag at high speed...
Forum: 991 Turbo
11-07-2021, 08:10 AM
Replies: 37
Views: 6,198
Posted By Jean

Reviving an old thread, might be of interest to...

Reviving an old thread, might be of interest to some..

Data from GT2RS with Sam/M-engineering tune and cats, stock everything else. On the race track, ambient temp ~120F at the intake. Quite hot...
Forum: 991 Turbo
10-28-2021, 01:48 PM
Replies: 946
Views: 178,527
Posted By Jean

Not the 991TT, but since I still own mine, I...

Not the 991TT, but since I still own mine, I think it is ok if I post here :)

The 991GT2RS Weissach has gone through some interesting mods this past week, MR suspension, GT2RS Clubsport aero, a...
Forum: 991 GT3, GT3RS, GT2RS and 911R
10-26-2021, 02:56 AM
Replies: 1,199
Views: 208,570
Posted By Jean

Here is the front.. ...

Here is the front..

https://cimg0.ibsrv.net/gimg/rennlist.com-vbulletin/422x512/70f62cc8_691a_4343_8cd3_3f0ed69d7bd1_d03dbe315ed9d2d615a60556e411043e7f0fcfe2.jpeg
Forum: 991 GT3, GT3RS, GT2RS and 911R
10-24-2021, 05:39 AM
Replies: 265
Views: 93,490
Posted By Jean

Same car, two weeks ago... And last Week.. ...

Same car, two weeks ago... And last Week..

Ready for action!
Forum: 991 Turbo
10-20-2021, 04:23 AM
Replies: 18
Views: 1,901
Posted By Jean

Totally agree, always goes the extra 100 miles to...

Totally agree, always goes the extra 100 miles to support and make sure the customer is happy.
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