Boat Maintenance

Shop Sportsman's Guide Large Selection Of All Sierra Boat Maintenance At Great Low Prices...Guaranteed!

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  1. Megforce® Spark Plug Wire Set 4 Cyl. Conventional Points

     
    Buyer's Club $28.79 Non-Member $31.99 Compare at $35.99

    In Stock

  2. Sierra Impeller Kit for OMC Cobra S/D, Replaces 984461, 984744

     
    Buyer's Club $40.49 Non-Member $44.99 Compare at $49.99

    In Stock

  3. Sierra Marine® Solenoid #2814

     
    Buyer's Club $35.09 Non-Member $38.99

    In Stock

  4. 12 ozs. Sierra® Aerosol Fogging Oil

    4 stars
    (1)
    Buyer's Club $8.99 Non-Member $9.99 Compare at $12.13

    In Stock

  1. Sierra Impeller Kit for Volvo Penta, Replaces 876120 / AQV6 - AQV8 engines

     
    Buyer's Club $47.69 Non-Member $52.99

    In Stock

  2. Sierra Impeller Kit for Yamaha, Replaces 6H3 - W0078 - 02

     
    Buyer's Club $28.79 Non-Member $31.99 Compare at $33.54

    In Stock

  3. Sierra OMC / Cobra Outdrive Gasket Set

     
    Buyer's Club $7.19 Non-Member $7.99

    In Stock

  4. Sierra® Delco® Tune - up Kit for In - line 6 Single Point Engines

     
    Buyer's Club $35.99 Non-Member $39.99 Compare at $49.97

    In Stock

  1. Sierra Marine® Filter and AquaVue™ Bowl

     
    Buyer's Club $52.19 Non-Member $57.99

    In Stock

  2. Sierra® Mallory® Tune - up Kit for V8 Single Point Top Terminal Engine

     
    Buyer's Club $44.09 Non-Member $48.99

    In Stock

  3. Sierra Mercruiser Lower Shift Cable Kit

    5 stars
    (1)
    Buyer's Club $79.19 Non-Member $87.99

    In Stock

  1. Sierra International® Lower Unit Fill Tubes, Import

     
    Buyer's Club $23.39 Non-Member $25.99

    In Stock

  2. Sierra Marine® Remanufactured Starter

     
    Buyer's Club $199.79 Non-Member $221.99

    In Stock

  3. Sierra® Mallory® Tune - up Kit for 4 Cylinder Single Point Engines

     
    Buyer's Club $65.69 Non-Member $72.99

    In Stock

  4. Sierra Marine® Johnson / Evinrude Outboard Starter

     
    Buyer's Club $166.49 Non-Member $184.99 Compare at $194.99

    In Stock

  1. Sierra Impeller Kit for Suzuki, Replaces 17400 - 87E03

     
    Buyer's Club $33.29 Non-Member $36.99 Compare at $39.57

    In Stock

  2. Sierra® Volvo Trim Relay, 18 - 5705D

     
    Buyer's Club $16.19 Non-Member $17.99

    In Stock

  3. Sierra Impeller Kit for Honda, Replaces 06192 - ZW1 - 000

     
    Buyer's Club $47.69 Non-Member $52.99

    In Stock

  4. Sierra Transom Bellows Kit for Mercruiser

     
    Buyer's Club $167.39 Non-Member $185.99

    In Stock

  1. Sierra Mercruiser Alpha Gen II / Bravo U - Joint

     
    Buyer's Club $89.99 Non-Member $99.99 Compare at $109.99

    In Stock

  2. Sierra Marine® Johnson / Evinrude Outboard Starter

     
    Buyer's Club $188.99 Non-Member $209.99

    In Stock

  3. Sierra® Mercruiser / Volvo Electric Fuel Pump, 18 - 7326

     
    Buyer's Club $230.39 Non-Member $255.99

    In Stock

  4. Sierra® Mercruiser Tilt / Trim Motor, 18 - 6763

     
    Buyer's Club $199.79 Non-Member $221.99 Compare at $237.54

    In Stock

  1. Sierra Marine® Water Separator Kit 1/4" Aluminum with Metal Grain Bowl

     
    Buyer's Club $114.29 Non-Member $126.99

    In Stock

  1. Sierra Impeller Kit for Yamaha, Replaces 682 - W0078 - A1 - 00

     
    Buyer's Club $41.39 Non-Member $45.99

    In Stock

  2. Sierra® Thermostat Kit for Mercruiser® 4.3 - 5.7L Engines, 2002 - 2007

     
    Buyer's Club $31.49 Non-Member $34.99

    In Stock

  3. Sierra® Quart Pump Suzuki Lower Unit Fill Adapter

     
    Buyer's Club $8.09 Non-Member $8.99

    In Stock

  1. Sierra Marine® Johnson / Evinrude Outboard Starter

     
    Buyer's Club $166.49 Non-Member $184.99 Compare at $194.99

    In Stock

  2. Sierra International® Oil Filter Wrench, 2 9/16" diameter

     
    Buyer's Club $15.29 Non-Member $16.99

    In Stock

  3. Ignitor® Electronic Conversion Kit for 6 Cylinder OMC® and Mercruiser® Engines

     
    Buyer's Club $170.99 Non-Member $189.99

    In Stock

  4. Sierra Marine® Johnson / Evinrude Outboard Starter

     
    Buyer's Club $197.09 Non-Member $218.99

    In Stock

  1. Sierra International® Permanent Oil Drain Hose and Fitting, Standard

     
    Buyer's Club $40.49 Non-Member $44.99 Compare at $52.99

    In Stock

  2. Sierra Marine® Mercury 3 cylinder Outboard Starter

     
    Buyer's Club $201.59 Non-Member $223.99

    In Stock

  3. Sierra Marine® Mercury 35 / 40 / 50 HP Outboard Starter

     
    Buyer's Club $157.49 Non-Member $174.99 Compare at $188.99

    In Stock

  4. Sierra® 10W - 30 4 - Stroke Marine Outboard Engine Oil

     
    Buyer's Club $5.84 Non-Member $6.49 Compare at $6.99

    In Stock

  1. Sierra Impeller Kit for Johnson / Evinrude, Replaces 393509

     
    Buyer's Club $50.39 Non-Member $55.99

    In Stock

  2. Sierra Marine® Fuel / Water Separator Kit Bonus Pack; 1/4" Aluminum; Micron Rating 10

     
    Buyer's Club $35.99 Non-Member $39.99 Compare at $49.99

    In Stock

  1. Sierra Marine® 4 - Cycle Mercury Outboard Oil Filter

     
    Buyer's Club $6.74 Non-Member $7.49 Compare at $8.99

    In Stock

  2. Sierra Marine® Fuel / Water Separator Kit Replacement Filter with Metal Bowl

     
    Buyer's Club $84.59 Non-Member $93.99

    In Stock

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Related Products

Sierra Marine® Fuel / Water Separator Aluminum Bracket Replaces 3/8" Yamaha MAR - FLTHD - AL - 12 or Mercury 89876A3

Item # WX2-160651

Buyer's Club $42.29 Non-Member $46.99

In Stock

Add to Wishlist

Sierra Marine® Fuel / Water Separating Filter Brackets

Choose between a stainless steel or aluminum Bracket for your water separator. Stainless steel model replaces your 1/ 4 " or 3/ 8 " Yamaha MAR-FLTHD-SS-12 bracket. Aluminum model replaces your 1/ 4 " or 3/ 8 " Yamaha MAR-FLTHD-AL-12 or Mercury 89876A3 bracket.

Pick yours up ONLINE today!

Please Note : Once items have contained gas, kerosene, butane, diesel, or oil they cannot be returned to The Sportsman's Guide.

Bracket Replaces 1 / 4 " Yamaha MAR-FLTHD-SS-12

Bracket Replaces 3 / 8 " Yamaha MAR-FLTHD-SS-12

Bracket Replaces 1 / 4 " Yamaha MAR-FLTHD-AL-12

or Mercury 89876A3

Bracket Replaces 3 / 8 " Yamaha MAR-FLTHD-AL-12

or Mercury 89876A3

Sierra® Thermostat Kit for Mercruiser® Ford® V8 225, 233, and 255 HP Engines, 1973 - 1977

Item # WX2-167156

Buyer's Club $18.89 Non-Member $20.99

In Stock

Add to Wishlist

Sierra® Thermostat Kit for Mercruiser® Ford® V8 225, 233, and 255 HP Engines, 1973 - 1977.

Proper thermostat operation is key in getting peak engine performance and maximum fuel efficiency!

This marine-grade Kit will withstand the rigors of "ugly" brackish and saltwater. Sierra® Thermostat Kit (part no. 18-3651) replaces your original thermostat (O.E.M. 807252Q3).

Kit contains:
  • Thermostat (part no. 18-3551)- replaces O.E.M. part no. 59137
  • Thermostat Cover Gasket (part no. 18-2554)- replaces O.E.M. part no. 27-90556
  • Thermostat Cover Gasket (part no. 18-2553)-replaces O.E.M. part no. 27-47510
  • Thermostat Cover Gasket (part no. 18-2834)- replaces O.E.M. part no. 27-60208
  • Thermostat Cover Gasket (part no. 18-2844)-replaces O.E.M. part no. 27-48818-1.

Order up top-quality replacement parts for bottom dollar ONLINE today!

V8 225, 233, and 255 HP Engines, 1973-1977

Sierra® Thermostat Kit for Mercruiser® 4.3 - 5.7L Engines, 2002 - 2007

Item # WX2-167151

Buyer's Club $31.49 Non-Member $34.99

In Stock

Add to Wishlist

Sierra® Thermostat Kit for Mercruiser® 4.3 - 5.7L Engines, 2002 - 2007.

Proper thermostat operation is key in getting peak performance and maximum fuel efficiency!

This marine-grade Kit will withstand the rigors of "ugly" brackish and saltwater. Sierra® Thermostat Kit (part no. 18-3647) replaces O.E.M. thermostat kit no. 807252Q5.

Kit contains:
  • Thermostat (part no. 18-3649)- replaces O.E.M. part no. 807252-2
  • Thermostat Cover Gasket (part no. 18-2844)- replaces O.E.M. part no. 27-48818-1
  • Thermostat Cover Gasket (part no. 18-2552)-replaces O.E.M. part no. 27-33179-2
  • Thermostat Cover Gasket (part no. 18-2553)- replaces O.E.M. part no. 27-47510
  • O Ring (part no. 18-7173)- replaces O.E.M. part no. 27-30224
  • Thermostat Housing Gasket (part no. 18-2917)- replaces O.E.M. 27-53045-1, 27-33918.


Sierra Marine® Fuel / Water Separator Kit Bonus Pack; 1/4" Aluminum; Micron Rating 21

Item # WX2-160672

Buyer's Club $44.09 Non-Member $48.99

In Stock

Add to Wishlist

Sierra Marine® Fuel / Water Separator Kit Bonus Packs.

Take care of your boat with this super Fuel / Water Separator Bonus Pack! You get 2 filters and a bracket for one low price!

  • Kit Type: 1/4" Aluminum
  • Micron Rating: 21
Order ONLINE Now!

Please Note:  Once items have contained gas, kerosene, butane, diesel, or oil they cannot be returned to The Sportsman's Guide.

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