Originally Posted by
korey
Most of the marinas in the area and a few land based filling stations near our larger lakes (Cumberland and Dale Hollow in KY/TN) are carrying the Rec-90 (ethanol-free, 90 octane unleaded gasoline blend designed for use in recreational/marine engines). I've never believed in running any special gas in an old 10:1 compression ratio big block, but my boat LOVES this rec-90... Maybe it me subliminally justifying paying $3.89/gal on the water, but I swear the boat runs better on it!