Sierra Marine

      • Sierra 18-2765 U-Joint Bellows Replaces 3854127
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        $61.39
        $44.19

        Sierra 18-2765 OMC Cobra U-Joint Bellows For Use On: All Clutch Dog Cobra Models (1986-93) DP-S, SX engines. Interchangeable with: GLM 89200 Mallory 9-72707 OMC Stern...

      • Sierra 18-1927 Riser
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        $321.89
        $225.39

        Sierra 18-1927 Riser Sierra high-quality 4" Riser. For use on Crusader Inboard Engines, fits GM Big Block V8 454 cu. in. Models Ch350 & 454XL For use on Crusader Inboard Engines, fits GM...

      • Sierra 18-2663 Lower Unit Seal Kit Replaces 0981797
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        $77.19
        $55.59

        Sierra 18-2663 OMC Lower Unit Seal Kit - Replaces 0981797 Sierra high-quality engine parts are designed to meet OEM specifications. For use on 1977 OMC Stern Drive engines. Kit Contains: (4)...

      • Sierra 18-25002 Rocker Cover Gasket
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        $120.59
        $91.69

        Rocker Cover Gasket - Special Order est. 10 Days

      • Sierra 18-15345 V-Belt
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        $32.59
        $23.49

        Sea Water Pump V Belt - Effective length 34.5". Top width 29 / 64" Replaces: Mercury 57-74271Q, 57-68038, 57-74271T Sierra 18-15340 OMC 0509306 Details: High strength...

      • Sierra 18-2044 Oil Seal
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        $27.99
        $20.09

        Sierra 18-2044 Oil Seal I.D.: 12mm O.D.: 24mm Width: 7mm Interchangeable with: Volvo Penta 833996

      • Sierra 18-2712 Adapter Plate Gasket
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        $7.19
        $6.19

        Sierra 18-2712 Mercury Adapter Plate Gasket Sierra replacement adapter plate gasket for Mercury engines. Fits: Mercury 15-25 Hp 2 cyl. Interchangeable with: Mercury...

      • CLEARANCE
        Sierra 18-0922 Baffle Plate Gasket
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        $1.29
        $0.86

        Sierra 18-0922 Baffle Plate Gasket For use on Mercury/Mariner Outboard Engines 3 Cylinders Pkg. of 2 Interchangeable with: GLM 30800 Mercury Marine 27-703351 27-70335

      • Sierra 18-2296 Mercruiser Shim
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        $8.59
        $6.69

        Sierra 18-2296 Mercruiser Shim Sierra replacement shim for Mercruiser Stern Drives. Size: .055 Interchangeable with: GLM 28380 Mercruiser Stern...

      • Sierra 18-2170 Shift Arm Screw Replaces 10-8M0084649
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        $3.39
        $2.89

        Sierra 18-2170 Mercruiser Shift Arm Screw Sierra replacement shift arm screw for Mercruiser Stern Drives. Sierra aftermarket engine parts are manufactured to meet or exceed OEM requirements...

      • Sierra 18-2764 Exhaust Bellows Replaces 0914036
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        $46.89
        $33.69

        Sierra 18-2764 OMC Cobra Exhaust Bellows Sierra high-quality engine parts are designed to meet OEM specifications. For Use On All Clutch Dog Cobra Models 1986-1993. Interchangeable...

      • CLEARANCE
        Sierra 18-2405 Gear Repair Kit Replaces 43-803091T1
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        $682.39
        $457.19

        Sierra 18-2405 Mercruiser Gear Repair Kit for MR and Alpha 1 Drives Sierra high-quality engine parts are designed to meet OEM specifications.  Kit Includes: (1) 18-1117 Pinion Bearing (1)...