Add to gasoline for better gas mileage. Lubricates like lead. Prevents sticking rings and valves. Improves compression. Reduces cylinder wear. Will not harm catalytic converters. Also add to crankcase to extend life of oil. Extra protection in hot and cold weather. Add 8 oz. per tank of gas or 20% of total crankcase capacity at oil changes. Perfect for marine engines. Marvel Mystery Oil Gas Treatment Helps improve fuel economy Cleans and lubricates fuel injectors and carburetors Reduces and prevents varnish and gum build-up Prevents valve sticking and clatter Prevents oil breakdown caused by extreme temperatures

• Provides top cylinder protection to extend engine life, improves performance and increase gas mileage.
• Added to gasoline: cleans and lubricates fuel injectors and carburetors, improves gasoline mileage, reduces and prevents varnish and gum build-up, extends spark plug life, safe for catalytic converters and oxygen sensors.
• Added to engine oil: prevents valve sticking and clatter, fortifies properties of engine oil, prevents breakdown caused by extreme temperatures, promotes easier cold weather starts, reduces and prevents acid and sludge formation.

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