I used to do the premium pump gas, but did not feel it did well in the w220 or R107. When I switched to no ethenol “premium” the old M17 was much happier. Without the alcohol, octane drops down to 88. Pump gas comes in 87 89 and 92 out west.
clay monroe redgh...@comcast.net > On Oct 29, 2018, at 7:15 PM, Kaleb C. Striplin via Mercedes > <mercedes@okiebenz.com> wrote: > > So you are in the premium camp. I read that some people say you must run > premium, others say regular is fine but might have a little bit less power > but not enough to notice. Knutsack says he has run all of his on regular for > many years without problem. I have personally always ran my 112/113 cars on > premium but have never owned one long term. > > Sent from my iPhone > >> On Oct 29, 2018, at 7:41 PM, Dan Penoff via Mercedes <mercedes@okiebenz.com> >> wrote: >> >> Jonathan Hodgeman (Blue Ridge MB) says that running regular unleaded in an >> M112 will make it drop intake valves. >> >> My 1998 E320 wagon averages between 21 and 22 mpg in mixed city/highway >> driving with the AC on all the time. When cooler temps set in and I dump >> the AC, the average goes up to 23-24 mpg. On premium. >> >> -D >> >> >> >>> On Oct 29, 2018, at 8:36 PM, Mitch Haley via Mercedes >>> <mercedes@okiebenz.com> wrote: >>> >>> I'm pretty sure I plugged the converters on my first M112 by running 87 in >>> it and retarding the timing. If you buy Premium, I'm sure the diesel wins >>> hands down. But 21 is less than I ever got in the E320 4x4 wagon, maybe >>> 24mpg in winter with plugged converters, 27-28 in summer. >>> Mitch. >>> >>> _______________________________________ >>> 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 >> > > > _______________________________________ > 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
