FILTER OIL (118-7962) Sea Star Solution is made of high-quality materials that will withstand and thrive in a harsh marine environment. Sierra guarantees that its filters operate well by treating all canisters with epoxy for corrosion resistance, employing a heavy-wall steel canister for added corrosion protection, and using high-efficiency filter media that meets or surpasses the OE's filtration requirements. Sierra Filter oil (118-7962) is replaceable with Volvo Penta 3840525 Key Features: Engineered with superior materials that will stand up to the harshest sea conditions Corrosion-resistant epoxy coating For enhanced corrosion resistance, the canister is thick-walled steel. High-efficiency filter material that meets or exceeds the filtration requirements of the OEM This valve prevents oil from draining back into the crankcase during engine shutdown and eliminates dry starts. Made from thick steel for added corrosion resistance. Value for anti-drainback Specifications: Brand: Sierra SKU: 18-7962 Weight: 0.73 LBS Alternate Products SKU: "3840525", "18-7962" Manufacturer Part Number (MPN): 118-7962