Quite the opposite in your case... Curt
Sent from Yahoo Mail on Android On Sat, Jul 8, 2023 at 5:09 PM, Dwight Giles via Mercedes<mercedes@okiebenz.com> wrote: I am not & my friend isn't either On Sat, Jul 8, 2023, 4:10 PM Allan Streib <astr...@fastmail.fm> wrote: > Are you at a high elevation? I remember visiting Boulder CO years ago and > I vaguely recall the gas sold was between 85 and 89 octane? > > If 89 is the best you have I guess that makes the decision for you, unless > you want to look into using "octane-booster" additives. > > > On Sat, Jul 8, 2023, at 14:03, Dwight Giles via Mercedes wrote: > > I used to use 91 in my 2005 E320 but no longer available here so I have > > used 89. > > > > On Sat, Jul 8, 2023, 3:00 PM dan penoff.com via Mercedes < > > mercedes@okiebenz.com> wrote: > > > >> I don’t see it any differently than the same car being run on 87. I > >> wouldn’t advise doing it long term, but as long as you’re not mashing > the > >> throttle all the time or running at high speeds or under heavy loads. > >> > >> The ECU would compensate for any difference in fuel quality, I would > >> expect. > >> > >> Not sure why they would bother with 89 unless they can’t get 91 at all. > >> The cost difference is marginal. > >> > >> -D > >> > >> > On Jul 8, 2023, at 11:35 AM, Allan Streib via Mercedes < > >> mercedes@okiebenz.com> wrote: > >> > > >> > Well honestly I don't know. Would a tank or two of 89 hurt anything, > >> probably not. In a modern car the computer should compensate. But why > did > >> MB specify 91 if they didn't think it was necessary. That is my view. > >> > > >> > > >> >> On Sat, Jul 8, 2023, at 13:30, Dwight Giles wrote: > >> >> tell me more > >> >> > >> >>> On Sat, Jul 8, 2023, 2:28 PM Allan Streib <astr...@fastmail.fm> > wrote: > >> >>> No > >> >>> > >> >>> On Sat, Jul 8, 2023, at 13:08, Dwight Giles via Mercedes wrote: > >> >>>> A friend is buying a 2015 E350. 91 Octane is specified. Can he run > 89 > >> in it > >> >>>> with no problems? > >> >>>> TIA > >> >>>> Dwight > _______________________________________ http://www.okiebenz.com To search list archives http://www.okiebenz.com/archive/ To Unsubscribe or change delivery options go to: http://mail.okiebenz.com/mailman/listinfo/mercedes_okiebenz.com _______________________________________ http://www.okiebenz.com To search list archives http://www.okiebenz.com/archive/ To Unsubscribe or change delivery options go to: http://mail.okiebenz.com/mailman/listinfo/mercedes_okiebenz.com
