Originally Posted by Obriener2054 I thought the only difference was the block on the n57 was alloy unlike the m57.. M57 iron block , M57TU or sometimes called M57N aluminum block , TU means updated . N57 completely new engine . Sent from my iPhone using Tapatalk
Last edited by Valdelisbmw; 17-01-20 at 19:18.
Motor Confidence-14b Knockmitten lane,Western ind est ,Naas road D12
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