Quicksilver 4-Stroke Mineral Marine Oil 10W 30 - 1 LtrApproved for use in all Outboard Engines; previously only our synthetic blend could make this claim. For use in all 4-Stroke Marine Engines - New formula 4-Stroke oils are approved for use in certain marine 4-Stroke Outboard applications and exceeds all Marine industry 4-Stroke oil requirements including FC-W and FC-W Catalyst Compatible. In addition, all 10W30 and 25W40 oils are now fully FC-W Catalyst Compatible - Flagship Engine and Corrosion Protection - Industry leading strength and viscosity retention and ultimate corrosion and wear protection
- The most recommended Marine Oil
- 10W30 is recommended for certain operating temperatures and manual start applications
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