E46Fanatics - View Single Post - 323Ci (M52tuB25) to M54B30 Complete Conversion, with MS43.0 DME and Drive By Wire
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Old 02-14-2018, 06:20 AM   #67
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Join Date: Jun 2009
Location: Panama City, Panama
Posts: 695
My Ride: e39, m52tub30
Year: 1999
Model: e39
Transmission: Manual 5 speed
Originally Posted by jwads View Post
Question on the fuel system. I'm preparing an M54B30 o swap into an M52TUB25 wagon. I see the fuel filter is different w pressure regulator integrated. What line needs to be run that i don't already have? Is it PN 16126752186

This writeup is super helpful too so thanks for putting in the effort OP.

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you can still use your current M52TÜ fuel system
I leaver my M52TÜ when I stroke and put the MS43 DME

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