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GMG - Porsche GT3RS Project Car (new parts in progress)

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Old 10-17-2016, 12:10 AM
  #16  
Nizer
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Nice looking headers. I'm sure 200 cell cats and long tube design do wonders for power and torque. Unfortunately given inherent weaknesses in GT3 motor I'll be waiting until car goes out of warranty to avoid issues with CEL's and voiding warranty by going with aftermarket headers.
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Old 10-17-2016, 01:23 PM
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Originally Posted by neurotichamster8
Awesome build. Sorry for the stupid question but can you explain to me what the differences between the types of roll cages: LMS, RSR, & WC cage?

thanks.
Not a problem, fo the 991 we have LMS and RSR only. The LMS is a bit more structural where the RSR allows for access tot he rear of the car. The LMS ties the rear strut towers and rear bulkhead together where the RSR uses the front seat belt fasteners and rear strut towers. Here is a clear photo illustration:




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Old 10-17-2016, 01:38 PM
  #18  
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Originally Posted by gmgracing
Not a problem, fo the 991 we have LMS and RSR only. The LMS is a bit more structural where the RSR allows for access tot he rear of the car. The LMS ties the rear strut towers and rear bulkhead together where the RSR uses the front seat belt fasteners and rear strut towers. Here is a clear photo illustration:




If you are looking for maximum seat clearance, I would recommend the LMS Bar.
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Old 10-17-2016, 01:48 PM
  #19  
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What is seat weight compared to LWB?
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Old 10-17-2016, 02:31 PM
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Thanks for the explanation. Looks good!
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Old 10-17-2016, 03:38 PM
  #21  
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Originally Posted by ****
What is seat weight compared to LWB?
The Sparco SPX w/ GMG seat bases are 7 pounds heavier that the LWB's. So if you wanted to remove and preserve the LWB's then you'd only be adding 14 pounds total.

Originally Posted by neurotichamster8
Thanks for the explanation. Looks good!
No problem!
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Old 10-18-2016, 07:16 PM
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Here is another new product that we've implemented on Jame's RS.

This is an easy add-on that helps to make for a clean Schroth harness installation on our LMS or RSR Roll/Harness Bar. Rather than resort to zip-ties, or simply let the excess length of strap dangle down, we have made these great little Billet Harness Straps. They are in stock now, and will be listed shortly.







Last edited by gmgracing; 10-18-2016 at 07:38 PM.
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Old 11-29-2016, 02:18 PM
  #23  
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any updates on the headers
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Old 12-03-2016, 07:44 PM
  #24  
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Originally Posted by Maxi_z
any updates on the headers
Sorry for the delay in getting back to your note.....

We are shipping the first 5 sets of headers this week and should have the other 5 sets that were pre-sold shipping out the following week.

Thanks to everyone for their patience during this process.

Regards,

Last edited by James-GMG; 12-04-2016 at 12:06 AM.
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Old 12-04-2016, 12:05 AM
  #25  
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A video compilation from Laguna Seca last month.......


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Old 12-05-2016, 04:01 AM
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Any dyno with the headers?

What is the price and how long does it take to order?
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Old 12-05-2016, 02:44 PM
  #27  
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Originally Posted by Maxi_z
Any dyno with the headers?

What is the price and how long does it take to order?
I will have one of my guys send you a PM with pricing and ETA for delivery.

Thanks,
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Old 07-15-2017, 07:11 PM
  #28  
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Reviving an old thread... I have a 991.2 GT3 on order and found the LWBs to be uncomfortable on track with a helmet on so I am looking at other options. Does installing the Sparco seats set off an airbag alarm and if so have you found a solution?

Last edited by PorscheRuminator; 07-15-2017 at 07:42 PM.
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Old 07-15-2017, 07:46 PM
  #29  
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Originally Posted by PorscheRuminator
Reviving an old thread... I have a 991.2 GT3 on order and found the LWBs to be uncomfortable on track with a helmet on so I am looking at other options. Does installing the Sparco seats set off an airbag alarm and if so have you found a solution?
We have installed several of the Sparco carbon seats and they have worked out great but you cannot override the airbag alarm no should you, as it's a reminder that you do not have air bag capabilities from the factory seats. I have been driving my RS around with the airbag light on for the past year and it has not been an issue for me.....especially with the massive advantage of the reclinable Sparco seat with pass through harness capability.
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