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      11-13-2012, 03:03 PM   #89
enrita
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Drives: 335i - Big turbos
Join Date: Sep 2008
Location: Italian in Sweden

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Quote:
Originally Posted by edo View Post
But I set Start boost setting to 40%, which means 14PSI. I don't know why boost is higher. Should I set Overbost limit to lower PSI (I left fefault setting - 17 PSI)?
I know how to check my boost, thanks
A strange thing is my car used to autotune to 16+ PSI with stock turbos and to 18+ PSI with RB turbos with the latest autotune maps...

I read many bad things about E85 and 335i ~1.5 years ago (bad for our engines, fuel lines, fuel pumps, etc.). That is why I don't really want to go with E85. Plus, I should do many modifications, right?

Thanks for your help.
the new maps are not like before , 40% does not mean 14 psi. Set 30% boost and 16 max boost , IC 100% and see how the car goes.
Also read up on E85 here on the forum, many new infos, dynoes etc. maybe you could just get the flexfuel sensor for piece of mind when mixing it. up to E40 with no dme flash or lpfp upgrade you should be fine and able to run more boost and timings making the car shine. now you are not using the rbs, without the octane is a waste of money.
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