Tools Mercruiser→Fuel

Part # & Price	Description
MAL9-79816 $6.95	Tester Ethanol Fuel Mercury 91-879172T28 Tester for Ethanol percentage. Replaces: Mercury 91-879172T28 Instructions: Fill with water to the line, fill with gas to the neck, put lid on and shake vigorously, stand vertical with cap on, let stand for 10 minutes, locate the gas/water separation line and read scale for percentage of Ethanol in the fuel. Where Ignition Is Just The Start.