[alfa] Re: Quality of gas -- anybody use lower octane?

[jon.gavin@xxxxxxxxxxx]

We have a (ahem) Nissan truck with that 3.5l V6.  91 octane is the recommended commestable but it is also stated as being OK to put a lesser grade in it.  But it does return noticeably poorer mpg to the extent that 91 is actually a better option in terms of miles/$...
Jon
'86 Spider too
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