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Old 05-10-2014, 09:17 AM   #2
Brandon002
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Join Date: Apr 2014
Location: Aurora IL
Posts: 368
My Ride: 01 330i Sport MtechI
The arrow should always go in the direction of fuel flow... I have never seen one installed backwards so I can't say if the engine will run or not. I would assume it would, maybe a bit on the crappy side though.
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