1Part Number: Replacement for Mercruiser 861678A, 861678A1, 97401, 97401A2, 97401A8, 8M0058164; Replacement for OMC 509404 and more. 2Applicable Model: Replacement for Sierra; Replacement for Mallory; Fit for small block engines 5.0, 305 and 5.7, 350 engines. 3High Performance: The fuel pump delivers high pressure fuel to the fuel manifold to ensure a continuous supply of fuel to the fuel injectors. 4Ideal Replacement: Direct replacement for your old or damaged fuel pump. Easy and fast installation, no complicated operations are required. 5Durable Construction: Made of premium metal alloy material, rugged and durable, ensures high reliability and stable performance. Item Type:Mechanical Fuel Pump Material: Metal Alloy Replace Part Number: Replacement for Mercruiser 861678A, 861678A1, 97401, 97401A2, 97401A8, 8M0058164 Replacement for OMC 509404 Replacement for Sierra 18 7283 Replacement for Mallory 9 35423, M60600, 42725A3, M61073 Fitment: Fit forsmall block engines 5.0, 305 and 5.7, 350 engines Fit for 200 6218462 and UP Fit for 200/5.0L B525982 and UP Fit for 228 6218462 and UP Fit for 230 Inboard 5907058 and UP Fit for 230/5.0L Inboard 5907058 and UP Fit for 230 6218462 and UP Fit for 230/5.0L LX B525982 and UP Fit for 260 6218461 and UP Fit for 260/5.7L B525982 and UP Fit for 260 Inboard 5907058 and UP Fit for 260/5.7L Inboard 5907048 and UP Fit for 5.7L F025000 and UP Fit for 300MR/TRS 6668677 and UP Fit for 350 (Magnum) A635178 and UP Fit for 350 (Mag Tourney Ski) D505450 and UP Fit for 898 6218462 and UP Fit for 5.7 (Ski) A338553 and UP Fit for 5.7 (Ski) B514627 and UP Fit for 5.7L Bravo 350 B525982 and UP .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; } 1 x Mechanical Fuel Pump 3 xGasket