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  • Sierra 18-0380 Thermostat Gasket
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    $1.99

    Sierra 18-0380 Thermostat Gasket for Mercury Outboards Sierra replacement Mercury thermostat gasket. Interchangeable with: GLM 32920 Mercury Marine 27-83940 27-83940M

  • Sierra 18-0529 Oil Seal
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    $28.29
    $20.39

    Sierra 18-0529 Oil Seal for Mercruiser Stern Drives Sierra replacement oil seal for Mercruiser Stern Drives. O.D.: 2.256" Shaft Size: 1.640" Width: 0.319" Interchangeable with: Mercruiser...

  • Sierra 18-0675 Thermostat Gasket
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    $1.99
    $1.69

    Sierra 18-0675 Thermostat Gasket Sierra replacement thermostat gasket for Johnson/Evinrude Outboards. Interchangeable with: GLM 34440 Johnson/Evinrude Outboard 321932

  • Sierra 18-2771 Bellows Kit
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    $242.09
    $174.29

    Sierra 18-2771 OMC Bellows Kit Sierra replacement bellows kit. For: OMC Cobra without cone clutch Kit Includes: 18-2764 Exhaust bellows 18-2613 Outdrive gasket set 18-2100 Heavy duty...

  • Sierra 18-0502 Oil Seal
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    $11.29
    $8.79

    Sierra 18-0502 Oil Seal for Chrysler Outboards Sierra replacement oil seal for Chrysler/Force/US Marine engines. Interchangeable with: Chrysler/Force/US...

  • Sierra 18-0500 Oil Seal
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    $9.79
    $8.29

    Sierra 18-0500 Oil Seal - Special Order est. 10 Days Interchangeable with: Chrysler/Force/US Marine 26-817472 F286618 F286618-1 F338618 F338618-1

  • Sierra 18-0595 Oil Seal
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    $12.99
    $10.09

    Sierra 18-0595 Oil Seal Special Order est. 10 Days Features: O.D.: 1.125" Shaft Size: 0.688" Width: 0.250" Interchangeable With: Mercury Marine 26-66303  

  • Sierra 18-0587 Oil Seal
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    $6.99
    $5.99

    Sierra 18-0587 Oil Seal for Yamaha Outboards I.D.: 24mm O.D.: 40.25 mm Width: 6 mm Interchangeable with: Mallory 9-76414 Yamaha Outboard 93101-25M03-00

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    Sierra 18-2008 Oil Seal
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    $12.99
    $8.69

    Sierra 18-2008 Oil Seal Sierra replacement oil seal for Mercury Mariner engines. O.D.: 1.250" Shaft Size: 0.875" Width: 0.375" Interchangeable...

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    Sierra 18-0588 Oil Seal
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    $2.79
    $1.89

    Sierra 18-0588 Oil Seal Sierra high-quality engine parts are designed to meet OEM specifications. Interchangeable with: Yamaha...

  • Sierra 18-0585 Oil Seal
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    $16.79
    $12.09

    Sierra 18-0585 Oil Seal Sierra replacement oil seal for use with Chrysler/Force/US Marine, Mercury Marine, and Sears engines. O.D.: 1.125" Shaft Size: 0.687" Width: 0.312" Interchangeable...

  • Sierra 18-0297 Oil Seal
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    $13.69
    $10.59

    Sierra 18-0297 Oil Seal Sierra replacement oil seal for Yamaha and Mercury engines. I.D.: 22.75 mm O.D.: 1.457" or 37.25mm Shaft Size: 0.906" Width: 0.236" or 6 mm Interchangeable...

  • Sierra 18-2010 Oil Seal
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    $14.29
    $11.19

    Sierra 18-2010 Mercury Oil Seal Sierra replacement oil seal for Mercury Outboards. O.D.: 0.875" Shaft Size: 0.437" Width: 0.250" Interchangeable...

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    Sierra 18-0266 Oil Seal
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    $8.79
    $5.89

    Sierra 18-0266 Oil Seal Sierra Oil Seal for use on Yamaha Outboard engines. I.D.: 28.5 mm O.D.: 45.25 mm Width: 7 mm Interchangeable with: Mallory 9-76422 Yamaha...

  • Sierra 18-9779 Gear Lube Pump
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    $26.29
    $18.89

    Sierra 18-9779 Lower Unit Gear Lube Pump Make changing your gear lube a snap with this handy gear lube pump. Supersedes 19-9781 Quart size application is perfect for most marine d

  • Sierra 18-1986-2 Exhaust Manifold Replaces 3857723
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    $470.09
    $338.39

    Sierra 18-1986-2 Volvo/OMC Exhaust Manifold Replaces 3857723 Replaces: OMC & Volvo 3857723, 3847501, 3857579,...

  • Sierra 18-5967-1 Alternator
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    $315.99
    $246.49

    Sierra 18-5967-1 Alternator Sierra replacement alternator for Mercruiser Stern Drives. Sierra alternators meet or exceed USCG safety requirements and are 100% load tested for assured reliability...

  • Sierra 18-0584 Oil Seal
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    $9.89
    $8.39

    Sierra 18-0584 Oil Seal Sierra replacement oil seal for Mercury, Chrysler, and Force engines. O.D.: 1.000" or 25.4mm Shaft Size: 0.056" or 1.4mm Width: 0.312" or 7.9mm Interchangeable...

  • Sierra 18-5763 Power Pack Replaces 0586800
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    $127.39
    $91.69

    Sierra 18-5763-1 Power Pack for Johnson/Evinrude Sierra replacement power pack for Johnson/Evinrude Outboards. Sierra aftermarket parts are manufactured to meet or exceed OEM requirements...

  • Sierra 18-0554 Oil Seal
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    $14.29
    $11.19

     Sierra 18-0554 Oil Seal Sierra replacement oil seal. I.D.: 21.5 mm O.D.: 1.339" or 34mm Shaft Size: 0.787" Width: 0.260" or 6.25mm Interchangeable with: Mallory 9-76410 Mercury...