Mercury Synthetic Blend SAE 25W-40 3.78L Four Stroke Oil

Mercury Synthetic Blend SAE 25W-40 3.78L Four Stroke Oil

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This synthetic blend of premium grade base stocks contains specifically designed additives for optimum marine performance that regular automotive oils do not require. Superior moisture and rust protection, improved performance and protection against wear for trouble-free operation. This 25W-40 oil provides warranty protection for Mercury MerCruiser engines and exceeds all 4-cycle sterndrive and inboard engine requirements.


  • For use in 4-cycles outboard, sterndrive, and inboard engines
  • Superior corrosion protection
  • Most recommended OEM marine engine oil
  • Outperforms automotive oils in marine applications
  • Provides outstanding wear and corrosion protection which help extend engine life
  • Maintains peak engine performance and reliability
  • Eliminates thermal breakdown under extreme rpm, temperatures and loads
  • Exceeds oil requirements and FC-W Catalyst Compatible qualifications for all marine engine manufacturers

SKU: 928M0078630