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      01-14-2019, 07:37 PM   #18
MV99
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Drives: 2018 E63 , 2018 M5, 2019 B7
Join Date: Dec 2018
Location: Bay Area, CA

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Quote:
Originally Posted by dk79 View Post
My m2 button is all set for launch control everything in sport plus and shifter in manual.
I let it go as soon as the flag comes.
Are you set full 4WD in M2 button? My M2 is set at sport plus on engine, transmission S3 and xDrive with DSC off with full 4WD not MDM to make sure max power loading on front wheel.

The attached dragy run was on map 6 (CA 91 octane) without early brake release for full rpm in LC. Road/tire temp is quite important. I ran most runs in Bay area near Tesla. The weather was near 70 for the run (a bit after noon time). I tried few times at night and got too much spin as temp were bellow 45.

I tried map 7 but it required early brake release for spin control. Less turbo boost made the time similar to map 6 full rpm. Replacing both rear tires soon and will try to see if that will allow full rpm LC under map 7?
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