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Re: [St] Fuel economy



On the same note as fuel economy.....what octane do you guys run??
High test, or middle???
I have always put high in...but thought I read somewhere that the 955i can run on Middle with no problems.

David Floyd
2002SprintRS


---- Nathan Maher <nate@xxxxxxxxxx> wrote: 
> Derek,
> 
> It's definitely possible if they uploaded the most recent tune and 
> remapped the fuel injection pattern.  When I first had my RS it had a 
> really annoying lean surge at highway cruising speeds that was cured by a 
> remap/update but IIRC fuel mileage took a small hit.  Mileage took 
> another hit when I dropped a tooth on the front sprocket.  I still get 
> ~45mpg if my right wrist plays nice.
> 
> But at the amount you're talking about (~5%) it's pretty likely that 
> riding habits or any other of a multitude of variables could be playing 
> as big a role as anything else.
> 
> Just my 2Â,
> 
> Nate
> 00SprintRS
> 
> 
> Derek Wilson wrote:
> > Has anyone experienced decreased fuel economy after a valve adjustment, tune up?  
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