Is the BMW N57 a good engine?
Is the BMW N57 a good engine? The 245hp N57 in the E90 lci was apparently the toughest variant if you want to go all out with tuning because it has a better crank shaft. What takes out most N57 is either timing chain or oil pump failure . The M57 dropped swirl flaps and […]
Is the BMW N57 a good engine? Read Post »