View Single Post
      08-19-2021, 09:00 AM   #27
0l0dom0l0
Second Lieutenant
44
Rep
219
Posts

Drives: BMW E92 330i
Join Date: Jun 2020
Location: Uk

iTrader: (0)

I did a home walnut blast on my N53 at 35k as the valves were surprisingly caked up in gunk.

The N53 also has EGR which adds to the problem and makes the middle 3 cylinder particularly susceptible to deposit formation.
Appreciate 0