Posted 3/28/2026 10:28 (#11599790 - in reply to #11599674) Subject: RE: E15
E30 requires 11% more volume of fuel to maintain proper air fuel ratio. On a carb motor that requires larger jetting or you are going to be running quite lean. I'm a big fan of E30 and use it in fuel injected but it has limitations on carb systems unless you drill out jets