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$146.95
This is a fully synthetic oil for use in power steering systems on Mercury, Mariner and Mercruiser engines. There is no need to drain the system before using this fluid as it will readily mix with the fluid in the system.
Mercury 4 Stroke 25W-40 Mineral Blend engine oil is specifically formulated and developed to meet the needs of: 4-stroke outboard engines, sterndrive and inboard engines. Mercury 4 stroke Marine engine oil outperforms automotive oils in marine applications because of its specialized additive package designed for marine engines.