Sierra 25W-40 Synthetic Blend Catalyst Engine Oil, 5 Quart (18-9440CAT-4)
Sierra 25W-40 Synthetic Blend Catalyst Engine Oil, 5 Quart (18-9440CAT-4)
Sierra 25W-40 Synthetic Blend Catalyst Engine Oil is a 5 quart (4.7 L) supply of marine-grade 4-stroke engine oil, part number 18-9440CAT-4. It is formulated to meet the unique demands of modern 4-stroke recreational marine engines, including those equipped with emission catalyst systems. The oil is approved for use across all 4-stroke applications, covering outboard, sterndrive, and inboard engines, and it exceeds all 4-stroke oil requirements including FC-W and FC-W Cat Compatible standards set for marine engine lubricants.
The synthetic blend formulation is designed to offer maximum corrosion protection, helping guard internal engine components against the moisture and saltwater exposure common in marine environments. Packaged in a 5 quart bottle, this size is well suited for boat owners performing their own oil changes on 4-stroke outboard, sterndrive, or inboard engines that call for a catalyst-compatible synthetic blend oil.
Specifications
- Brand: Sierra
- Manufacturer Part Number: 18-9440CAT-4
- Size: 5 Quart (4.7 L)
- Viscosity: 25W-40
- Formulation: Synthetic Blend
- Application: 4-Stroke Outboard, Sterndrive, and Inboard Engines
- Certification: Exceeds FC-W and FC-W Cat Compatible requirements
- Container Type: Bottle
- Weight: 9.82 pounds
- UPC: 808282326050
- Case Quantity: 4
Fitment
Approved for all 4-stroke applications including outboard, sterndrive, and inboard engines.
Frequently Asked Questions
What engines is this oil approved for? Sierra 18-9440CAT-4 25W-40 Synthetic Blend Catalyst Engine Oil is approved for all 4-stroke applications, including outboard, sterndrive, and inboard engines.
Is this oil compatible with catalyst-equipped engines? Yes, this 25W-40 synthetic blend oil is specifically designed to meet the requirements of modern 4-stroke recreational engines with or without emission catalyst systems.
Does this oil meet FC-W standards? It exceeds all 4-stroke oil requirements, including both FC-W and FC-W Cat Compatible standards.
What size does the 18-9440CAT-4 come in? This part number is packaged as a 5 quart (4.7 L) bottle of oil.
What viscosity is this oil? Sierra 18-9440CAT-4 is a 25W-40 viscosity synthetic blend engine oil.
Is this a full synthetic or synthetic blend oil? It is a synthetic blend formulation, not a full synthetic oil.
How much does the 5 quart bottle weigh? The 5 quart bottle of Sierra 18-9440CAT-4 engine oil weighs 9.82 pounds.
What corrosion protection does this oil offer? The formulation is designed to offer maximum corrosion protection for 4-stroke marine engines.
Can this oil be used in outboard engines only? No, Sierra 18-9440CAT-4 is approved for outboard, sterndrive, and inboard 4-stroke engines, not outboards alone.
What is the UPC for this product? The UPC for the 5 quart bottle of Sierra 18-9440CAT-4 oil is 808282326050.