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jimberg · 04-06-2001, 02:42 PM

Sinclair nonoxygenated 93 octane usually.

I hope you have your timing advanced to justify using premium. If not, you're just wasting money and fouling your plugs. That 160* thermostat probably makes it worse forcing you to run rich all of the time.

04-06-2001, 02:42 PM	#2
jimberg Registered Member Join Date: Oct 1998 Location: Rogers, MN Posts: 2,089	Sinclair nonoxygenated 93 octane usually. I hope you have your timing advanced to justify using premium. If not, you're just wasting money and fouling your plugs. That 160* thermostat probably makes it worse forcing you to run rich all of the time.