Sierra International Oil Filter 18-7910-1 Oil Filter Valve eliminates dry starts prevents oil from draining back into crankcase during engine shutdown Yanmar 124450-35100, 119660-35150, 119305-35151, 119305-35150, westerbeke 30220, mallory 9-57810 Engineered with premium grade materials that will excel in the extreme marine environment Heavy-wall steel canister for further corrosion protection