View Single Post
      05-20-2017, 03:39 AM   #124
dtmurf
Captain
dtmurf's Avatar
480
Rep
757
Posts

Drives: M2
Join Date: Nov 2016
Location: PNW

iTrader: (0)

Garage List
1996 BMW 318is  [4.75]
2012 Audi Q5  [4.50]
2017 BMW M2  [10.00]
Quote:
Originally Posted by PackPride85 View Post
I've said this in many threads already: the break in period is for the rear diff....not the engine. Those piston rings and everything will seat in the first 40 miles as long as you are under periodic load.
Interesting, so why does the Diff need 1200 miles?
Appreciate 0