Sierra 9400CAT2 4-Cycle Stern Drive Engine Oil, 25W40 FCW, Qt. March and 90 pounds of force

and 90 pounds of force

It’s durable

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Sierra 9400CAT2 4-Cycle Stern Drive Engine Oil, 25W40 FCW, Qt. March and 90 pounds of forceSierra NMMA FC W Catalyst Compatible Oils have been specifically designed to meet the unique requirements of modern four stroke recreational engines with or without emission catalyst systems. Since recreational engines are often used in extreme operational and environmental conditions, robust oil is required to provide adequate protection. Utilizing premium base stocks and industry leading additive technology, Sierra Catalyst Compatible Oils excel.