Re: unleaded fuel
Sixties octane was RON, which is still used in Europe, but it's not the same as today's PON used in the US.
This has been explained a zillion times including how to convert (approximately) between RON, MON, PON, and Aviation Octane Rating, which are the four currently used "octane ratings".
These numbers get thrown around on the Web all the time, and most seem to have no idea that there are multiple octane rating methods or which one is being discussed.
Duke
Sixties octane was RON, which is still used in Europe, but it's not the same as today's PON used in the US.
This has been explained a zillion times including how to convert (approximately) between RON, MON, PON, and Aviation Octane Rating, which are the four currently used "octane ratings".
These numbers get thrown around on the Web all the time, and most seem to have no idea that there are multiple octane rating methods or which one is being discussed.
Duke
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