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      08-19-2010, 09:27 PM   #11
Hueydumps
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Drives: 550i
Join Date: Mar 2010
Location: DC

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Quote:
Originally Posted by johnbmw6 View Post
600 BHP, you must be joking, 490BHP would be pushing the internals IMO, 600BHP would blow it to bits.
The 550i V8 is the same base motor as the X6M, X5M, F10 M5 motor...so, no joke
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