Lucas upper cylinder lubricant fuel treatment is formulated for gasoline and diesel engines. It does not contain harmful solvents or alcohol. This product is a blend of heat resistant, super slick oils and additives with a high detergent action that cleans and lubricates the fuel system.

Key Features:

• Lubricates rings and cylinder walls for longer life
• Causes fuel to burn more efficiently for greater fuel economy and fewer emissions
• Negates the harmful effects of reformulated gasoline
• Neutralizes the harmful effects of ultra low sulfur diesel fuel
• Eliminates need for higher octane fuel
• Cleans and lubricates carburetors, injectors, and valve seats