Mercury 10W-30 4-Stroke Marine Engine Oil | Defender

Mercury's 4‑Stroke oil technology outperforms automotive oils in marine applications because of its specialized additive package designed for marine engines. The mineral 4‑Stroke oil is also now approved for use in all Outboard Engines; previously only our synthetic blend could make this claim. 3 things to know:<br> For use in all 4‑Stroke marine engines ‑ New formula 4‑Stroke oils are engineering 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&amp; 25W40 oils are now fully FC‑W Catalyst Compatible.<br> Flagship Engine and Corrosion Protection ‑ Industry leading strength and viscosity retention and ultimate corrosion and wear protection <br> The most recommended Marine Oil ‑ Over 5 years of engineering and development by the largest marine engine manufacturer in the world.<br><br> 10W30 is recommended for certain operating temperatures and manual start applications.<br><br> Mercury Marine PN: 92-858022K01<br> Size: 1 Gallon

Mercury Marine 92-8M0078626 4-Stroke (10W-30) Outboard Oil.<br><br>Specifically formulated and developed to meet the needs of: All 4-stroke outboard engines. - Developed for the rigors of the marine environment. - Industry-leading corrosion protection. - Features premium-grade synthetic and mineral-based stocks with specially designed marine grade additives not required in automotive oils. - Outstanding lubricity for internal engine components to reduce wear, scuffing and scoring. - Excellent running quality and long-term reliability. - Rigorously tested to guarantee warranty protection for Mercury and Mariner 4- Stroke outboards.<br><br>Features:<br><li>For use in 4-cycles outboard engines</li><br><li>Superior corrosion protection</li><br><li>Most recommended OEM marine engine oil</li><br><li>Outperforms automotive oils in marine applications</li><br><li>Provides outstanding wear and corrosion protection which help extend engine life</li><br><li>Maintains peak engine performance and reliability</li><br><li>Eliminates thermal breakdown under extreme rpm, temperatures and loads</li><br><li>Exceeds oil requirements and FC-W Catalyst Compatible qualifications for all marine engine manufacturers</li><br><li>Use of this oil will not void manufacturers warranties</li><br><br><b>**NOTE** This oil will not damage emission systems and can be used in any marine engine equipped with or without a catalytics converter.</b>