Date: Tue, 16 May 2006 02:51:06 GMT From: Bob <uctraingnospamanet.com> Subject: Re: Regular gas in a 9.5?
On Sun, 14 May 2006 14:11:50 -0400, Fred W <Malt_Houndnospamm-me-not*yahoo.com> wrote: >Not necesarily. The energy contained in the fuel is the same. If the >engine computer (ECU) retards the timing it is because the fuel is >burning too fast (pinging) and the combustion is happening before TDC. >If the ECU does a correct job of backing off the timing is could have no >effect on mileage. Backing off the timing is going to seriously reduce power on a practical basis.
