Sierra 10W-30 4-Stroke Conventional Catalyst Marine Oil - (MW)
Sierra 10W-30 4-Stroke Conventional Catalyst Marine Oil
Sierra 10W-30 4 Stroke Catalyst Engine oil is designed for modern 4-stroke recreational engines with or without emission catalyst systems. Approved for all 4 stroke applications including outboard, inboard, and sterndrive. Exceeds all requirements including FC-W and FC-W Cat compatible. The premium blend provides superior protection against corrosion in harsh marine environments. Anti-wear technology prevents phosphorus depletion to extend the mission catyalyst life while still providing outstanding protection.
Features:
- ZDDP Anti-wear additive
- Deposit control
- Exceeds 4 Stroke FC-W and FC-W Cat compatible requirements
- Approved for 4 Stroke outboard, inboard, and sterndrive applications
- Replaces: Mercury. Johnson/Evinrude, Nissan/Tohatsu, Suzuki, Yamaha, & Honda
How much oil does my engine need?
It varies model to model, check out our Engine Oil Capacity Guide for more information and capacity charts!
Sizing:
- Quart 18-9420CAT-1
- Gallon 18-9420CAT-3
Interchange
- Mercury Marine
WARNING: Cancer and Reproductive Harm - P65Warnings.ca.gov
Product Specifications
| Brand | Sierra |
|---|---|
| Manufacturer Part No. | 118-9420CAT-2 |
| UPC | 808282325961 |
| Dimensions | 13.25" L × 9.75" W × 9.5" H |
| Shipping Weight | 1 lb |
| Shipping Box | 10x10x15" |
| Hazardous Material (ORM-D) | Yes — ground shipping only |


