Mallory Marine Sterndrive Oil

This product has been discontinued.
  • Has been formulated to provide excellent lubrication and corrosion protection.
  • Stern drive and inboard engines operate under high load and running stresses.
  • This product is developed for the marine environment and will out perform standard 4-cycle automotive engine oils.
  • Sierra's 25W-40 oil offers excellent detergency, anti-oxidants, antiwear, and corrosion protection.
  • Meets or exceeds quality performance API SJ, CF-4, CH-4.
  • Recommended for use in Mercruiser, OMC and Volvo Penta.
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    Most products and orders leave our warehouse in 1 business day. However, select items may take more processing time. Alaska and Hawaii orders please add 1 additional warehouse processing day.
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