BMW N42 Engine Guide: Reliability, Efficiency, Tuning, Pros and Cons
When the E46 3 Series first arrived, its four-cylinder petrol engines relied on the aging M43—a simple, eight-valve design that left the 316i and 318i feeling underpowered compared to the six-cylinder models. That changed in 2001 with the introduction of the BMW N42, a modern 16-valve engine available in 1.8- and 2.0-liter forms. Power rose […]
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