View Single Post
      04-28-2009, 12:56 PM   #42
Major General
enrita's Avatar

Drives: 335i - Big turbos
Join Date: Sep 2008
Location: Italian in Sweden

iTrader: (0)

Originally Posted by dlbrooks18 View Post
My tech indicated that most of the major problems he services on N54 engine (and he's seen it all) are ultimately related to bad gas.. sucks for those of us in Cali, I don't think these cars were really engineered to run on 91, so now I'm always mixing in a little race gas to raise the octane level.. I wonder how long I'll go before needing a new fuel pump, 7500+ miles and counting though..
that might explain why fuel pump issues are not known in Europe..
07 335i AT - MOTIV 750 - MHD E85 BMS flash - BMS PI - JB4G5 - Okada Coils - NGK 5992 Plugs - Helix IC - Snow Stg. 3 - Stett CP - Custom midpipes with 100 HJS Cats - Bastuck Quad - PSS10 - QUAIFE LSD - BMS OCC - Forge DVs - AR OC - ALCON BBK - M3 Chassi - Dinan CP - Velocity M rear Toe arms - Advan RZ-DF - LUX H8 - Level 10 AT upgrade