10W-30 Catalyst Marine Engine Oil, 1 gallon | Sierra 18-9420CAT-3P
- Sierra premium blend catalyst compatible outboard engine oil
- SAE 10W-30
- 1 gallon jug
- Recommended for use outboard marine engines with catalyst exhaust systems
- Meets the requirements of modern 4-stroke recreational inboard, I/O, and outboard engines with or without emission catalyst systems
- Developed specifically for the marine environment and the high running stresses marine engines encounter
- Protects internal engine components from rust, corrosion, and from sticking piston rings
- Premium blend features high detergency, anti-oxidants, and antiwear proprties
- ZDDP anti-wear additive prevents phosphorus depletion and extends the emission catalyst life
- Exceeds all 4-stroke requirements including FC-W and FC-W Cat compatible
- NMMA FC-W certified
- Replaces Sierra 18-9420CAT-3P
| Manufacturer Part No. | 18-9420CAT-3 |
|---|---|
| Brand | Sierra |
| Shipping/Dimensional Weight | 7.600000 |
| Actual Weight | 7.85 |
| Availability | In Stock |
| Container Size | 1 Gallon |
| Engine Cycle | 4-Stroke |
| Engine Type | Outboard |
| Oil Composition | Synthetic Blend |
| Viscosity Rating | 10W-30 |
| Ships free when order qualifies | Yes |
| Hazmat Fee | No |
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