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.

Sierra Marine 189400CAT4 Attributes

• Viscosity Grade: SAE 25W-40
• Type: Conventional
• Unit Size: 5 Quart
• Unit Quantity: Single
• Universality: Fully Universal
• Use: 4-Stroke Catalyst Engines
• Unit Type: Jug

Sierra Marine 189400CAT4 Features & Benefits

• Meets Modern Recreational 4-Stroke Engines With Or Without Emission Catalyst Systems
• Approved For All 4-Stroke Applications Including Outboard, Sterndrive And Inboard
• Exceeds All 4-Stroke Requirements Including FC-W And FC-W Cat Compatible
• Formulated To Offer Maximum Corrosion Protection
• Advanced Lubrication For Extended Engine Life And Wear Protection
• ZDDP Anti-Wear Additive Technology
• Prevents Phosphorous Depletion And Extends The Emission Catalyst Life
• NMMA FC-W Certified
• No Supplier Warranty