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**3050rpm** · 05-04-2011, 07:57 AM

What's the point of doing this? It's my understanding that for proper engine operation, fuel economy, emissions control, etc., the air/fuel mixture has to be within a certain range, which would be defeated by this setup.

05-04-2011, 07:57 AM	#2
3050rpm Name: 3050rpm Title: Senior Member Status: Offline Join Date: Jul 2006 User not setup in Rate My Car. Click here to set it up. Your Ride: 1995 325i	What's the point of doing this? It's my understanding that for proper engine operation, fuel economy, emissions control, etc., the air/fuel mixture has to be within a certain range, which would be defeated by this setup.