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      06-12-2013, 03:56 PM   #39
Brosef
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Quote:
Originally Posted by Holander View Post
Yeap, S54 are ironblock engine and S65 aluminium, but new S55 will be magnesium aluminium so hugely lighter than S54 and probably lighter than S65.
don't dismiss the added weight of 2+ turbos and the associated plumbing. I would be surprised if the new engine weighs less than the S65.
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