Sierra Marine 18-9400-4 Oil

Sierra Marine products are engineered to surpass today’s high horsepower engine demands and stand up to the harsh marine environment. All marine products both meet or exceed the original equipment part it replaces. Sierra Marine are the leading supplier of marine engine and drive parts with over 50 year in business, offering 1,000’s of parts.

• Formulated To Provide Excellent Lubrication And Corrosion Protection
• Stern Drive And Inboard Engines Operate Under High Load And Running Stresses
• Developed For The Marine Environment And Will Out Perform Standard 4-Cycle Automotive Engine Oils
• Offers Excellent Detergency, Anti-Oxidants, Antiwear, And Corrosion Protection
• Reduced Wear To The Internal Components
• Protection Of Internal Parts From Corrosion
• Cleaner Pistons And Prevention Of Ring Sticking
• Excellent Low Temperature Operating Properties
• Meets Or Exceeds Quality Performance API SJ, CF-4, And CH-4
• No Supplier Warranty