Path: csiph.com!fu-berlin.de!uni-berlin.de!individual.net!not-for-mail From: Lloyd Parsons Newsgroups: comp.sys.mac.system Subject: Re: [OT] I won! Date: 27 Aug 2015 12:50:36 GMT Lines: 113 Message-ID: References: <210820151811270086%michelle@michelle.org> <210820152122136851%michelle@michelle.org> <220820151456553972%michelle@michelle.org> <55d9235b$0$32297$c3e8da3$cc4fe22d@news.astraweb.com> <220820152133130729%michelle@michelle.org> <55d9e463$0$16729$c3e8da3$76a7c58f@news.astraweb.com> <51W5y0sPNk52-pn2-hsd5xSbW9KHP@localhost> <55dbc69b$0$29691$c3e8da3$dbd57e7@news.astraweb.com> <89CdndhMzP1ImELInZ2dnUU7-fOdnZ2d@giganews.com> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Trace: individual.net GY4Sb3d/h2QhxBqbhKf+agQS7rZfnPB/o/e+DefBu9ASm2XOtL Cancel-Lock: sha1:/6ZbjhxTSGBr9Y9EymjPyvuNhgM= User-Agent: Pan/0.139 (Sexual Chocolate; GIT bf56508 git://git.gnome.org/pan2) Xref: csiph.com comp.sys.mac.system:78991 On Thu, 27 Aug 2015 08:43:00 -0400, Alan Browne wrote: > On 2015-08-26 21:23, Lloyd Parsons wrote: >> On Wed, 26 Aug 2015 20:10:16 -0400, Alan Browne wrote: >> >>> On 2015-08-26 19:40, Lloyd Parsons wrote: >>>> On Wed, 26 Aug 2015 19:01:11 -0400, Alan Browne wrote: >>>> >>>>> On 2015-08-25 17:38, Lloyd Parsons wrote: >>>>>> On Tue, 25 Aug 2015 17:22:57 -0400, Alan Browne wrote: >>>>>> >>>>>>> On 2015-08-25 17:20, Lloyd Parsons wrote: >>>>>>>> On Tue, 25 Aug 2015 14:36:53 -0400, Alan Browne wrote: >>>>>>>> >>>>>>>>> On 2015-08-25 13:36, Lloyd Parsons wrote: >>>>>>>>>> On Tue, 25 Aug 2015 11:47:02 -0400, Alan Browne wrote: >>>>>>>>>> >>>>>>>>>>> On 2015-08-24 23:26, Lloyd Parsons wrote: >>>>>>>>>>>> On Mon, 24 Aug 2015 21:36:26 -0400, JF Mezei wrote: >>>>>>>>>>>> >>>>>>>>>>>>> On 15-08-24 21:10, Jolly Roger wrote: >>>>>>>>>>>>> >>>>>>>>>>>>>> To save a whopping ~$24 in gas per year, I suppose... >>>>>>>>>>>>> >>>>>>>>>>>>> Average tank size about 45 litres. >>>>>>>>>>>>> >>>>>>>>>>>>> Current average price in Montréal: >>>>>>>>>>>>> >>>>>>>>>>>>> Regular: $1.27 Premium: $1.41 >>>>>>>>>>>>> (source stat canada: >>>>>>>>>>>>>> http://www.statcan.gc.ca/tables-tableaux/sum-som/l01/cst01/ >>>>>>>> econ152f- >>>>>>>>>>>> eng.htm >>>>>>>>>>>>> >>>>>>>>>>>>> >>>>>>>>>>>>> Fill up costs difference: $6.30 >>>>>>>>>>>>> >>>>>>>>>>>>> Unless you fill up only 4 times per year, you will end up >>>>>>>>>>>>> spending more than $24 for premium in a year. >>>>>>>>>>>> >>>>>>>>>>>> >>>>>>>>>>>> I use premium and put 10 gallons of gas in or thereabouts >>>>>>>>>>>> every other month. So each fillup costs me $3 more or >>>>>>>>>>>> $18/year. Of course a trip or two can change that a bit. >>>>>>>>>>>> But I have a performance tune on my Encore that requires at >>>>>>>>>>>> least 91 octane. I get better performance overall and a >>>>>>>>>>>> little better mileage. >>>>>>>>>>>> worth it to me. >>>>>>>>>>> >>>>>>>>>>> The difference in mileage is less than 1%. >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> which doesn't change a thing and is incorrect. My highway >>>>>>>>>> mileage with regular and standard tune is dead on 33. With the >>>>>>>>>> Power Tune and Premium gas it is about 35.2 or about a 6% >>>>>>>>>> improvement. But the performance is much better. >>>>>>>>> >>>>>>>>> You would have to run through about 10 tanks of gas of each kind >>>>>>>>> in similar conditions to establish the difference. Which would >>>>>>>>> be < 1%. >>>>>>>> >>>>>>>> >>>>>>>> OK, you do that crap, I"ll continue to enjoy driving my car and >>>>>>>> not spending much on gas while doing it. :) >>>>>>> >>>>>>> You're absolutely delusional if you believe you're getting more >>>>>>> than 1% >>>>>>> mileage improvement from premium gas. >>>>>> >>>>>> >>>>>> bullshit. It isn't just the premium gas, it is the new tune I put >>>>>> in it. You know you can do that, right? >>>>> >>>>> Even greater self deception. Enjoy the illusion. >>>> >>>> >>>> no 'illusion' involved, just very simple math. >>> >>> Which you haven't done. You said above that you're not willing to do >>> the work to figure it out. >>> >>> Walk off into illusion land... >> >> >> You keep thinking that the only way is to do it over a long term and >> yes, >> that would be more accurate by some small percentage. But the tank by >> tank in various driving scenarios is more than good enough for most and >> is what is done by almost everyone that actually fiddles with it at >> all. >> >> I know I got better performance with the combo of premium fuel and a >> tune on the engine to take advantage of it. I also know that I got >> some mileage increase, highway about 6% improvement, around town not so >> much. > > The point is will higher octane fuel deliver more mileage. Not in > combination with some other change. Taken alone, higher octane delivers > less than 1% of mileage improvement. > And I wouldn't disagree. Just putting premium gas in does not give much gain in either performance or mileage. I have done my own testing of that in the past. > And I seriously doubt the "tune" claim. And you are welcome to your doubt. But my experience with it has given me both better performance and better mileage. -- Lloyd