Thread: Regular or plus unleaded in a 190e 2.3-16?
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Old 04-14-2008, 12:27 AM
riorust riorust is offline
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Join Date: Jan 2008
Location: Redondo Beach, CA
Posts: 188
I would stay with the 91 octane , as recommend. The difference in price per gallon is minimal, relative to the decreased "mpg", you will see with 89 octane fuel.

The cost of premium, vs regular, is actually minimal right now, considering the the efficiently of the proper fuel.
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1993 190E 2.6 135k
1989 Ford Thunderbird SC 5 Spd 79K
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