I was trying to remember, was 109 the highest you could select at Sunoco when they had those dial your octane pumps?

I remember a customer in the mid 60's at Caldwell Airport( now Essex County) NJ that bought either 100/130 or 115/145 octane aviation fuel for a big block ford that he raced.

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Jeff

97 E320, ours 217,000miles
91 190E 2.6 daily driver 242,000miles
74 MGB,mine 120,000?
2006 BE350/Proline 21, 50 hours