• Marvel Mystery Oil® lubricates the entire fuel system: fuel pumps, fuel injectors and carburetors and the top portion of the cylinders, extending the life of these vital components
• Reduces and prevents varnish and gum build up at the tip of fuel injectors or carburetor jets
• Extends the life of spark plugs
• Improves fuel mileage by reducing internal friction in the engine
• Fortifies the properties of motor oil, both traditional and synthetic
• Presents oil breakdown caused by extreme temperatures
• Promotes easier cold weather starting with its extremely low pour point of -65º F and ability to eliminate oil's tendency to congeal at low temperatures
• For all marine engines, inboard or outborard