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Every N54 on planet earth when it rolled off the factory had the following
Forged Crank
Forged Rods
Open deck alu block with iron sleeves
Cast (albeit a very, very high quality cast) pistons
So the bottom end rotating assembly is forged with cast pistons.
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E88 N54 Alpinweiss/Coral Red/Motiv HTA 3586r Tial .82AR/Other stuff...652WHP
F30 N55 XDrive EBII
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