I am sure Premium is recommended, but the engine has the ability to run regular just fine. My 01 Outback says premium but I ran 87 since I bought it and not a single ping knock or problem.


Richard E
1989 Montero - Stock-ish
1989 V6 Auto Raider - 5.3 Vortech Swap.
1987 Mitsubishi Starion 2.6t, soon to be 3.5
1983 Honda XL600R