This is because gassers have to maintain stoich where diesels are quite happy at 100:1 air/fuel ratios. When you are coasting in a diesel its like free mileage.
-Rolf Loren Faeth wrote: > One major difference in fuel economy between gasoline and Diesel > engines is the range of performance between stop and go and long > distance highway driving. > > In general, Gassers will do reasonably well on the highway, long > distance, although still less than Diesel in MPG. Currently, in fuel > cost per mile, gasoline engines are often more economical than Diesel > in this environment. > > In town driving, stop and go, gassers perform way worse than Diesel. > > The result is that gassers in normal driving often underperform the > (old) EPA ratings. Diesels regularly outperform the (old) EPA ratings. > Normal driving is some town and some highway driving. > > As always, YMWV (your mileage WILL vary) > > This is why it is possible to record very high MPG with gassers on > long trips, as well as very low MPG with gassers driven around town. > > > At 03:25 PM 9/4/2008, you wrote: > >> www.fueleconomy.gov says 16 city, 20 highway >> >> On Thu, Sep 4, 2008 at 3:14 PM, <[EMAIL PROTECTED]> wrote: >> >> >>>> ...Kaleb wrote: "in the 300E, it will get 28-29 on the highway with 87" >>>> >>>> That seems impossible. I have never heard of a gasser 124 (especially >>>> >>> the >>> >>>> earliest models) getting that sort of mileage. I hear "25 mpg" and think >>>> >>> the >>> >>>> person must be driving 55 mph. How do you drive to get 28-29?.. >>>> >>>> >>> He doesn't. >>> >>> My '89 190E.26 (M103) couldn't do that. >>> My '95 C280 (M104) couldn't do that. >>> My '01 C320 couldn't do that and it had a drag number of .27. >>> >>> My '08 C300 CAN do that with it's 4-cam 3.0 V-6 with variable intake and >>> exhaust timing and the latest F.I. system plus it's 7-speed auto. >>> >>> RLE >>> >>> >>> >>> >>> >>> ************** >>> It's only a deal if it's where you want to go. Find your travel >>> deal here. >>> >>> (http://information.travel.aol.com/deals?ncid=aoltrv00050000000047) >>> _______________________________________ >>> http://www.okiebenz.com >>> For new parts see official list sponsor: http://www.buymbparts.com/ >>> For used parts email [EMAIL PROTECTED] >>> >>> To Unsubscribe or change delivery options go to: >>> http://okiebenz.com/mailman/listinfo/mercedes_okiebenz.com >>> >>> >> >> -- >> LT Don >> http://don.homelinux.net/~don/ >> >> apt-get update >> apt-get upgrade >> The following packages will be replaced >> Prez >> Do you want to continue? [Y/n] Y >> _______________________________________ >> http://www.okiebenz.com >> For new parts see official list sponsor: http://www.buymbparts.com/ >> For used parts email [EMAIL PROTECTED] >> >> To Unsubscribe or change delivery options go to: >> http://okiebenz.com/mailman/listinfo/mercedes_okiebenz.com >> > > Loren Faeth > > > _______________________________________ > http://www.okiebenz.com > For new parts see official list sponsor: http://www.buymbparts.com/ > For used parts email [EMAIL PROTECTED] > > To Unsubscribe or change delivery options go to: > http://okiebenz.com/mailman/listinfo/mercedes_okiebenz.com > _______________________________________ http://www.okiebenz.com For new parts see official list sponsor: http://www.buymbparts.com/ For used parts email [EMAIL PROTECTED] To Unsubscribe or change delivery options go to: http://okiebenz.com/mailman/listinfo/mercedes_okiebenz.com
