Sierra/Prime Line 18-9400-4 25W-40 FC-W 4-Stroke Stern Drive Oil

Case Qty.: 4; Formulated to provide excellent lubrication and corrosion protection; Stern drive and inboard engines operate under high load and running stresses, Developed for the marine environment and will out perform standard 4-cycle automotive engine oils; Offers excellent detergency, anti-oxidants, antiwear, and corrosion protection; Reduced wear to the internal components, Protection of internal parts from corrosion; Cleaner pistons and prevention of ring sticking; Excellent low temperature operating properties, Meets or exceeds quality performance API SJ, CF-4, and CH-4; NMMA FC-W Certified; Recommended for use in Mercruiser and OMC.