My current engine is an N-54 with about 175k miles on it. I am FBO, with all maintenance up to date with the exception on injectors, and apparently the DMTL pump (which just started throwing codes). Unfortunately, I did not get them all replaced before the prices went to the moon...
Where to begin, my 335i had done 90,000km and seized on me.
I had the usual bolt ons:
Throughout the day drive around I could here this knocking noise I didn’t have a clue what it was...
Later in the day the car just failed on me.
Transpired that I had...