Originally Posted by Paul Bosslet
Hi,
You can run lower octane gasoline but the performance and gas mileage will drop off accordingly. Do a site search and you'll find lots of info about this subject.
But won't the lower octane allow for "pinging" or "pre-ignition" or "knocking"? Sure that robs mileage and performance, but it is ALSO unhealthy for the engine, is it not?