On Sun, 17 Feb 2008 23:07:44 +0000, Carbon wrote:
> On Sun, 17 Feb 2008 16:43:17 -0500, John McGaw wrote:
>
>> A modern showroom-stock vehicle with computer-controlled fuel injection
>> is quite capable of operating on a lower-octane fuel than the
>> manufacturer calls for. The only drawback is that under the highest
>> demand the engine will be detuned enough that the rated horsepower will
>> never be reached. I routinely drive my 2006, which also calls for
>> premium fuel, on "plus" grade around town. And when I know that I'll be
>> burning up the entire tank driving at constant interstate speed on a
>> long cruise-controlled trip regular grade serves just as well -- when I
>> get to the other end I fill up with plus grade again.
>
> I wonder if this is also true for turbocharged cars like my MSM.
Easy to test. Supercharging promotes knock, but if you *****-foot
it, it may be OK. Put in plus or regular, and if the pistons do not
melt, you will have saved money. And if you *****-foot it, you do
not have to worry about losing power due to the ECU trying to burn
the mixture while it is already in the exhaust.
Leon :)
--
Leon :) Bess :) Bozo .)
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