Mercury Parts Express
Purchase Mercury Precison Lubricants and other maintenance products at Parts Express

Parts Express only available to customers in the United States.

MERCRUISER (25W-40) ENGINE OIL

Specifically formulated and developed to meet the needs of:

High-output sterndrive and inboard engines.
  • Multi-viscosity 25W-40 oil formulated to eliminate thermal breakdown (no viscosity improvers necessary) under extreme temperatures and loads.
  • Field-tested and proven in gas and diesel applications.
  • Provides superior lubrication and protection of internal components from corrosion, wear scuffing and scoring - even in higher temperature engines.
  • Provides warranty protection for Mercury MerCruiser engines.

Available container sizes: Quart, Gallon, 55 Gallon