Quote:
Originally Posted by JackandJanet
Wow! That's news! Both octane ratings - I thought Canada was totally RON rated. I don't know of any place that uses only MON. On our pumps here in the States, I've seen the formula (R + M)/2 printed next to the octane number to show that it's an average of the two measuring methods. I haven't looked for it lately, but I think it's still there. Look for something similar on your pumps, especially where you find only 87 and 91.
- Jack
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Yes as Jack said it is still on the pumps, or atleast down here. So next time you fill up you might just want to take a close look by the octane numbers. Hope you get it figured out