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25W-40 FC-W Synthetic Blend Oil, 5 qt.


Model # 10630630 | Mfg # 18-9440-4
In stock online.

Extensively tested for outstanding performance, Sierra's 25W-40 FC-W Synthetic Blend Oil, 5 a 4-cycle oil blended with premium grade synthetic and mineral based stock. Its superior additives are formulated for the stress endured by sterndrive and inboard engines.

Key Features:

  • Superior corrosion protection
  • Advanced lubrication for friction reduction and wear protection
  • Removes thermal breakdown under high RPM's, extreme temperatures and loads
  • NMMA FC-W Certified/API-SL

25W-40 FC-W Synthetic Blend Oil, 5 qt.

Capacity 5 Quart
Compatibility Inboards and Outboards
Service Category FC-W
Type Synthetic Blend
Viscosity 25W40

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