2nd Gen. 1&2 Series (2011-2021 | F20,F21,F22,F23)
Hi everyone,
After I got low oil pressure signal for my 120d n47d20c we started to investigate. We had an other oil pump for test but it wasn’t the problem. We decided to pull out the engine cuz we were in the timing chain change interval. We did the timing chain kit change and rod, balancing...