Quote:
Originally Posted by chris719
This argument is worthless because you have no information to substantiate that. Unless you have seen BMWs simulations and FEA you have no idea. The simple fact is that every modern BMW engine with higher stock output than N55 is a closed deck design. Pretending you know why is pointless.
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BMW uses the same B58 block in its diesel variants.
Diesels generate excessively high cylinder pressures thus need for closed deck blocks.
Most importantly, BMW is in the business to make money thus parts bin sharing is the norm.