Description
SIERRA 25W-40 Synthetic Blend Marine Oil, 55 gal – 18-9440-7
SIERRA 25W-40 Synthetic Blend Marine Oil, 55 gal – 18-9440-7 is blended from synthetic and mineral base stocks with a marine additive package intended for sustained high-RPM, high-temperature and high-load operation.
It provides corrosion protection, friction reduction and wear control while resisting thermal breakdown in sterndrive and inboard engine applications.
Key Features
- SAE 25W-40 synthetic-blend formulation
- Designed for high-load sterndrive and inboard operation
- Corrosion inhibitors protect internal engine components
- Friction and wear protection under high RPM and temperature
- 55-gallon bulk drum for commercial service use
Specifications
- Manufacturer Part Number: 18-9440-7
- Container: 55 US gal / 208 L drum
- Viscosity: SAE 25W-40
- Oil Type: Synthetic blend
- Performance: NMMA FC-W
Interchange / Cross Reference
- Mercury Marine 92-858057K01
- Mallory 9-82393
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