CAM2 4T Premium Outboard Marine Engine Oil is a premium outboard engine oil formulated to meet the needs of most 4-stroke outboard marine engines. Developed for the rigors associated with operating in both fresh and saltwater environments, CAM2 4T Outboard outperforms automotive engine oils commonly employed in marine applications. Field testing has demonstrated acceptable performance in applications requiring use of a NMMA FC-W® engine oil. CAM2 4T Premium Outboard Marine Engine Oil provides excellent wear and corrosion protection in low to medium horsepower four-stroke engines and are capable of extending both drain intervals and engine life in a properly maintained system.