I recall back in the 1960s and early 1970s the gasoline brand Sunoco had gas pumps with multiple octane gasoline choices. The drag racers went there to fill up on the highest octane blend at those pumps. See: https://www.tommcmahon.net/2010/08/sunoco-blendomatic-gas-pump.html I found a decent discussion of gasoline and octane online here: https://www.eia.gov/energyexplained/gasoline/octane-in-depth.php Thanks, Gary H> > -------Original Message------- > > Somewhere in that foggy closet I call my brain, I seem to remember > that the octane of the gas today is lower than back in the good old > days. We didn't start calling it pi-- water for no reason. Anybody got > a better recollection? > > My project '68 383/2bbl is supposed to run on regular. Which likely > means my "Ghost car", a '65 Satellite Convertible with a 383/4bbl > engine needs to run premium. > > Akron Don > > -- > -- > -- > Please address private email -- email of interest to only one person > -- directly to that person. That is, email your parts/car transactions > and negotiations, as well as other personal messages, only to the > intended recipient. Do not just press "reply" and send your email to > everyone using the general '62-'65 Clubhouse public email address. > This practice will protect your privacy, reduce the total volume of > mail and fine-tune the content signal to Mopar topic. Thanks! > > 1962 to 1965 Mopar Clubhouse Discussion Guidelines: > http://www.1962to1965mopar.ornocar.org/mletiq.html and > http://www.1962to1965mopar.ornocar.com/general_disclaimer.html. > -- > You received this message because you are subscribed to the Google > Groups "The 1962 to 1965 Mopar Mail List Clubhouse" group. > http://groups.google.com/group/1962to1965mopars?hl=en. > --- > You received this message because you are subscribed to the Google > Groups "The 1962 to 1965 Mopar Mail List Clubhouse" group. > To unsubscribe from this group and stop receiving emails from it, > send an email to 1962to1965mopars+unsubscribe@xxxxxxxxxxxxxxxx. > To view this discussion visit > https://groups.google.com/d/msgid/1962to1965mopars/448797421.8543.1747857109864%40mail.yahoo.com. > -- -- -- Please address private email -- email of interest to only one person -- directly to that person. That is, email your parts/car transactions and negotiations, as well as other personal messages, only to the intended recipient. Do not just press "reply" and send your email to everyone using the general '62-'65 Clubhouse public email address. This practice will protect your privacy, reduce the total volume of mail and fine-tune the content signal to Mopar topic. Thanks! 1962 to 1965 Mopar Clubhouse Discussion Guidelines: http://www.1962to1965mopar.ornocar.org/mletiq.html and http://www.1962to1965mopar.ornocar.com/general_disclaimer.html. -- You received this message because you are subscribed to the Google Groups "The 1962 to 1965 Mopar Mail List Clubhouse" group. http://groups.google.com/group/1962to1965mopars?hl=en. --- You received this message because you are subscribed to the Google Groups "The 1962 to 1965 Mopar Mail List Clubhouse" group. To unsubscribe from this group and stop receiving emails from it, send an email to 1962to1965mopars+unsubscribe@xxxxxxxxxxxxxxxx. To view this discussion visit https://groups.google.com/d/msgid/1962to1965mopars/20250522033242.18343.qmail%40server309.com.