View Single Post
      04-14-2014, 02:43 PM   #20
bdaddylo
Major
bdaddylo's Avatar
United_States
168
Rep
1,479
Posts

Drives: 2017 F80 M3
Join Date: Dec 2010
Location: Houston, TX

iTrader: (3)

Garage List
Quote:
Originally Posted by p66 View Post
My rear tires are a smaller circumference and my speedo is not accurate. I don't even bother to look at it on straights. It must be the drag from my go pro.
Mark and Robert are both referring to their speedo readings which are over overstating actual speed due to BMW's speedometer safety factor and their smaller track tires. Your 139 mph is probably the max for a 1M at COTA.
__________________
_______________________

1991 E30 M3/Brilliantrot
2017 F80 M3/AW
Appreciate 0