Date: Sat, 07 Apr 2007 03:01:38 GMT
From: "Walt Kienzle" <>
Subject: Re: Octane ratings.....what's the truth?

"Eeyore" <> wrote in message > > > gerry wrote: > >> In his opinion higher octanes are "generally speaking" a scam on >> automobile >> users perpetrated by the oil companies and encouraged by the auto >> manufacturers. > > Speaks volumes. He's a loonie. > > Mind you most *American* cars are so low-tech that they don't care about > octane > rating it seems. > > Graham (who once had a car that *required* 100 RON octane petrol) > Actually it has more to do with the different methods of measuring octane around the world. 91 RON is aprox. = 87 AKI (the common octane unit of measure in North America) 100 RON is aprox. = 94 AKI, which is available as premium in many parts of North America. 103 AKI racing fuel is/was available at a few petrol stations I visited.

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