Thread: M550i JB4
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Ron1n Ron1n is offline
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Join Date: Oct 2018
Car: '11 E92 335is
Default 08-20-2021, 02:33 PM

Quote:
Originally Posted by Mike_L
The chain and guides were a massive issue on the original N63. Watch this tear down, the guides virtually disintegrated. BMW N63 Hot-Vee 4.4L Twin Turbo V8 Complete Engine Teardown. THERE ARE SO MANY STEPS TO THIS - YouTube
This, however, is not what you originally said, nor is it the engine he was talking about. Dramatic differences between N63, N63TU, N63TU2, and N63TU3, not just from a hardware standpoint, but a reliability one, too.


'18 M550i // 2015 X6 50i
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