Originally Posted by drewvdw
Could be a lot of things...
Accidentally filled with 87 octane?
Spark plugs getting fouled
Piston ringlands are shot (That's what mine started with)
Those are just 3 I thought of off the top of my head, there could be others. Regardless, if you haven't put 87 octane in, I'd have a compression test done and you may as well replace spark plugs while you're there.
Nope always 92 as long as ive owned it i always get out and make sure lol and thanks that gives me a good pkace to start...