[7thgear]

Originally Posted by sierra

93+ is the recommended octane rating in the US.
91 can be used when it's not available, without detriment but it's going to lose power and can't be good long term because it's designed to run on 93 octane or higher.

87 would void the warranty and almost certainly cause engine damage.

Thanks, Cpt.Leaflet-Reader, but it's clear you haven't a clue how petrole engines work, particularly the electronics that control fuel and spark.

thanks for dropping by.