Not many muscle cars of that era were 10.5 doubt if farm tractor would be near that high. If you will look at gas pump most have little sticker that says Octane= R+M/2 (or something simalar). There are 2 common procedures for determining octane research and motor, one gives a higher number than the other and the high one was posted back in seventys. Now by law they post average of the 2 methods. By todays method the old 92 octane would be around 87.
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Today's Featured Article - The 9N Lives Again - by Tyler Neff. I often reminisce about the good old days of my youth when I visited my grandparents on their farm in Moorefield, West Virginia. I lived in Middletown, Maryland, which was about two and a half hrs away from the farm. During my summer vacations I would spend two weeks helping granddad Wilmer with his farming duties. Wilmer and his brother Weldon owned the �Neff� farm. Th
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