Sierra 25W-40 4-Stroke Catalyst Marine Oil

Sierra 25W-40 4-Stroke Catalyst Marine Oil

This Sierra Premium Blend Engine Oil meets modern recreational 4-stroke engines with or without emission catalyst systems. Sierra 25W-40 is approved for all 4-stroke applications including outboard, sterndrive, and inboard.

Features:

• Exceeds all 4-stroke requirements including FC-W and FC-W Cat Compatible
• Formulated to offer maximum corrosion protection
• Advanced lubrication for extended engine life and wear protection
• "ZDDP" anti-wear additive technology
• Prevents phosphorus depletion and extends the emission catalyst life
• NMMA FC-W Certified
• Developed for the marine environment and will out perform standard 4-cycle automotive engine oils
• Offers excellent detergency, anti-oxidants, antiwear, and corrosion protection
• Excellent low temperature operating properties

Interchangeable with:

• Mercury Marine: 92-8M0078627