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Aftermarket Parts

Aftermarket Parts

  • GROCO 1/2" 4-Port Tank Selector Valve FV-450-X

    GROCO 1/2" 4-Port Tank Selector Valve FV-450-X

    Groco

    $138.00 $94.99
    1/2" 4-Port Tank Selector Valve Features: For fuel or water Four Positions: Tank-1, Tank-2, Tanks 1 & 2, Off Full 1/2” flow Audible “click” at each handle position For thru panel mounting C83600 bronze...
    Part Number:
    34-FV450X
    Availability:
    In Stock - Ships same or next business day.
    Size:
    1/2"
    $138.00 $94.99
  • Martyr Anodes Anode-Verado Power Trim Aluminum Cm880653A

    Martyr Anodes Anode-Verado Power Trim Aluminum Cm880653A

    Martyr Anodes

    $23.59 $13.75
    Martyr Anodes Anode-Verado Power Trim Aluminum Cm880653AAluminum for salt and brackish waterMagnesium for fresh waterZinc for salt water
    Part Number:
    194-CM880653A
    Availability:
    In Stock - Ships same or next business day.
    Description:
    Power Trim Plate Fits Verado 6
    Material:
    Aluminum
    $23.59 $13.75
  • Martyr Anodes Bravo 3 Mercury Trim Tab Flat Cm762144Z

    Martyr Anodes Bravo 3 Mercury Trim Tab Flat Cm762144Z

    Martyr Anodes

    $16.79 $8.29
    Martyr Anodes Bravo 3 Mercury Trim Tab Flat Cm762144ZAluminum for salt and brackish waterMagnesium for fresh waterZinc for salt water
    Part Number:
    194-CM762144Z
    Availability:
    In Stock - Ships same or next business day.
    Description:
    Bravo 3 Trim Tab
    Material:
    Zinc
    $16.79 $8.29
  • Martyr Anodes YAMAHA 200-250 HP KIT - ALUMIN CMY200250KITA

    Martyr Anodes YAMAHA 200-250 HP KIT - ALUMIN CMY200250KITA

    Martyr Anodes

    $74.99 $39.99
    Martyr Anodes Yamaha 200-250 Hp Kit - Alumin Cmy200250KitaAlways check propeller clearance after installing new trim tab anodes.All Kits Include:Stainless Steel Fastening HardwareInstallation InstructionsAll Anodes Required for 100% Protection
    Part Number:
    194-CMY200250KITA
    Availability:
    In Stock - Ships same or next business day.
    Description:
    200-250 HP Outboards
    Material:
    Aluminum
    $74.99 $39.99
  • Martyr Anodes Zinc Mercury Skeg Trim Cm822157C2Z

    Martyr Anodes Zinc Mercury Skeg Trim Cm822157C2Z

    Martyr Anodes

    $17.69 $13.99
    Martyr Anodes Zinc Mercury Skeg Trim Cm822157C2Z Aluminum for salt and brackish waterMagnesium for fresh waterZinc for salt water
    Part Number:
    194-CM822157C2Z
    Availability:
    In Stock - Ships same or next business day.
    Description:
    Skeg Trim
    Material:
    Zinc
    $17.69 $13.99
  • Martyr Anodes Zinc Z-24 Bolt On Anode (Searay Cmz24Bsz

    Martyr Anodes Zinc Z-24 Bolt On Anode (Searay Cmz24Bsz

    Martyr Anodes

    $257.79 $147.99
    Martyr Anodes Zinc Z-24 Bolt On Anode (Searay Cmz24Bsz Zinc: For use in salt waterAluminum: For use in brackish waterMagnesium: For use in fresh water
    Part Number:
    194-CMZ24BSZ
    Availability:
    In Stock - Ships same or next business day.
    Size:
    14" L x 6-1/4" W x 1-1/4" H
    Hole:
    5"
    Material:
    Zinc
    $257.79 $147.99
  • NGK Spark Plugs 4838 Spark Plug 4838

    NGK Spark Plugs 4838 Spark Plug 4838

    NGK Spark Plugs

    $6.19 $4.21
    NGK Spark Plugs 4838 Spark Plug 4838 Chosen by more automotive, and marine engine manufacturers than any other. The unique copper core and exclusive electrode design assure fast starts, peak performance and long life. •?Triple gasket sealing...
    Part Number:
    41-BP8HN10
    Availability:
    In Stock - Ships same or next business day.
    Model #:
    4838
    Pack:
    1
    Pkg.:
    Boxed
    $6.19 $4.21
  • Perko Gas Tank Vent with Splash Shiel 0506Dp4Chr

    Perko Gas Tank Vent with Splash Shiel 0506Dp4Chr

    Perko

    $28.29 $24.99
    Perko Gas Tank Vent with Splash Shiel 0506Dp4Chr Removable 30 mesh stainless steel wire screen flame arrester. Designed to meet the requirements of the USCG safety standards for gasoline fuel systems.
    Part Number:
    9-0506DP4CHR
    Availability:
    In Stock - Ships same or next business day.
    Material:
    Chrome Zinc
    Hose:
    5/8"
    Max Hull Thickness:
    3/4"
    $28.29 $24.99
  • Permatex Black. Silicone Adhesive Sealant 81158

    Permatex Black. Silicone Adhesive Sealant 81158

    Permatex

    $8.99
    Permatex Black. Silicone Adhesive Sealant 81158 General-purpose, Black RTV indoor/outdoor sealant. Seals, bonds, repairs, mends and secures glass, metal, plastics, fabric, vinyl, weather stripping and vinyl tops. Protects and repairs electrical wiring...
    Part Number:
    180-81158
    Availability:
    In Stock - Ships same or next business day.
    Size:
    3 oz. tube
    $8.99
  • Racor 10 Micron Fuel Filter/Water Se 120R-Rac-02

    Racor 10 Micron Fuel Filter/Water Se 120R-Rac-02

    Racor

    $260.59 $189.99
    Racor 10 Micron Fuel Filter/Water Se 120R-Rac-02 Spin-On series filters these filters are designed for high performance applications, and with flow rates between 30 and 120 GPH your engine will perform better than ever with clean, waterfree fuel. These...
    Part Number:
    62-120RRAC02
    Availability:
    In Stock - Ships same or next business day.
    GPH:
    30
    Micron:
    10
    Ports:
    1/4"-18 NPTF
    Bowl:
    Metal
    Application:
    Inboard/Outboard
    Size:
    3.2" D x 3.2" W x 6" H
    $260.59 $189.99
  • Racor Element-Replacement 200 Turbine 2M 2000Sm-Or

    Racor Element-Replacement 200 Turbine 2M 2000Sm-Or

    Racor

    $33.99 $21.83
    Racor Element-Replacement 200 Turbine 2M 2000Sm-OrWaterproof, rustproof, dirtproof. Engineered to repel water and remove solid contaminants before they can damage precision engine components. Racor Aquabloc elements are available in different lengths for...
    Part Number:
    62-2000SMOR
    Availability:
    In Stock - Ships same or next business day.
    Micron:
    2
    End Cap:
    Brown
    Fits:
    200FG
    $33.99 $21.83
  • Seachoice Bravo One Kit-Mg Freshwater 50-95051

    Seachoice Bravo One Kit-Mg Freshwater 50-95051

    Seachoice

    $101.47 $66.72
    Seachoice Bravo One Kit-Mg Freshwater 50-95051 Cadmium free, environmentally friendly. • Aluminum: For salt and brackish waterConform to: Mil-Spec A-24779(SH)  • Magnesium: For freshwater onlyConform to: Mil-Spec A-21412(SH)...
    Part Number:
    50-95051
    Availability:
    In Stock - Ships same or next business day.
    Material:
    Magnesium
    $101.47 $66.72
  • Seachoice Fuel Elbow 90 Deg 3/8 x 3/8Np 20861

    Seachoice Fuel Elbow 90 Deg 3/8 x 3/8Np 20861

    Seachoice

    $14.09 $12.99
    Seachoice Fuel Elbow 90 Deg 3/8 x 3/8Np 20861 All brass machined fittingsIdeal for fuel fitting applicationsExcellent for use with fuel/water separator where space is limited.
    Part Number:
    50-20861
    Availability:
    In Stock - Ships same or next business day.
    Thread:
    3/8" NPT
    Hose:
    3/8"
    $14.09 $12.99
  • Seachoice Yamaha 200-250 Hp Kit - Al 50-95231

    Seachoice Yamaha 200-250 Hp Kit - Al 50-95231

    Seachoice

    $52.51 $36.57
    Seachoice Yamaha 200-250 Hp Kit - Al 50-95231 Cadmium free, environmentally friendly. • Aluminum: For salt and brackish waterConform to: Mil-Spec A-24779(SH)  • Magnesium: For freshwater onlyConform to: Mil-Spec...
    Part Number:
    50-95231
    Availability:
    In Stock - Ships same or next business day.
    Fits:
    200-250 HP
    Material:
    Aluminum
    $52.51 $36.57
  • Seastar Baystar Tubing Kit 30' Ht4430H

    Seastar Baystar Tubing Kit 30' Ht4430H

    Seastar

    $344.19 $195.58
    Seastar Baystar Tubing Kit 30' Ht4430HCan be used with all BayStar helms with appropriate fittings. Kit contains two cut lengths of tubing.(NOTE: BayStar Cylinders with H suffix must use tubing part number with H suffix.)
    Part Number:
    1-HT4430H
    Availability:
    In Stock - Ships same or next business day.
    Description:
    Baystar Tubing
    Length:
    30' (2 x 30')
    $344.19 $195.58
  • Seastar Cable Gard/Tilt Tube Seal Nut Sa39329P

    Seastar Cable Gard/Tilt Tube Seal Nut Sa39329P

    Seastar

    $23.79 $19.99
    Seastar Cable Gard/Tilt Tube Seal Nut Sa39329P A unique wiper seal that slips over the cable output ram and snaps onto the tilt tube nut. Dirt and corrosion are wiped out while essential lubrication is sealed in the engine tilt tube. Adds years of...
    Part Number:
    1-SA39329P
    Availability:
    In Stock - Ships same or next business day.
    $23.79 $19.99
  • Seastar Control Cable 4300CC TFXtreme CCX433

    Seastar Control Cable 4300CC TFXtreme CCX433

    Seastar

    $106.39 $90.71
    Seastar Control Cable 4300CC TFXtreme CCX433 4300CC/43CC universal type cables for heavy duty applications with clamp ends at the control and the drive. Splined core allows easy movement and minimum lost motion. Both ends have a 1/4-28 threaded fitting...
    Part Number:
    NW-1CCX433
    Availability:
    In Stock - Ships same or next business day.
    $106.39 $90.71
  • Seastar Grounding Strap-O/B Hyd Cyl Ha5477

    Seastar Grounding Strap-O/B Hyd Cyl Ha5477

    Seastar

    $40.09 $35.99
    Seastar Grounding Strap-O/B Hyd Cyl Ha5477 The grounding strap kit is designed to provide added protection against corrosion caused by stray current. This is designed for use on the SeaStar and BayStar front mount outboard cylinders. Included with all...
    Part Number:
    1-HA5477
    Availability:
    In Stock - Ships same or next business day.
    $40.09 $35.99

Aftermarket Boat Parts & Marine Engine Supplies

Looking for dependable aftermarket boat parts? PowerBoatSupply.com carries a wide selection of aftermarket marine parts, engine supplies, oils, fuel components, steering parts, anodes, tools, and maintenance essentials for boat owners and marine professionals.

Whether you're handling routine service, replacing worn components, or stocking up for the season, our aftermarket parts selection helps keep your boat running smoothly and reliably.

Marine Engine Parts & Maintenance Essentials

Keep your motor protected and performing with key maintenance categories like engine parts, motor oil, marine oil systems and accessories, and lubricants, fluids and sealants.

  • Engine Parts – Replacement components for service and repair
  • Motor Oil – Marine-grade oils for routine maintenance
  • Oil Systems & Accessories – Helpful products for oil changes and upkeep
  • Lubricants, Fluids & Sealants – Protect, seal, and maintain marine systems

Fuel, Steering & Control Parts

Reliable fuel delivery and responsive steering are critical on the water. Browse marine fuel parts and steering and controls to help maintain safer handling, smoother operation, and dependable performance.

  • Fuel Parts – Components for reliable fuel system performance
  • Steering & Controls – Parts that help improve control and handling
  • Engine Instruments – Monitor key systems while underway
  • Engine Tools – Tools for maintenance, repair, and service work

Anodes, Instruments & Service Tools

Small parts can make a big difference in long-term protection and performance. Shop marine anodes, engine instruments, and engine tools to help protect your boat, monitor performance, and complete service work more efficiently.

  • Anodes – Help protect metal components from corrosion
  • Engine Instruments – Gauges and monitoring products for marine engines
  • Engine Tools – Service tools for DIY boaters and marine technicians
  • Maintenance Supplies – Everyday essentials for seasonal upkeep

Yamaha Oil Change Kits & Routine Service Products

Staying ahead of routine service is one of the best ways to protect your investment. PowerBoatSupply.com also carries Yamaha oil change kits and other service products that make maintenance easier and more convenient.

  • Oil Change Kits – Convenient service kits for scheduled maintenance
  • Marine Oils – Protect engines under real boating conditions
  • Sealants & Fluids – Support repairs, installs, and regular service
  • Tools & Accessories – Make maintenance faster and cleaner

Why Buy Aftermarket Marine Parts from PowerBoatSupply.com?

PowerBoatSupply.com helps boat owners find reliable parts and maintenance products without the guesswork. From routine oil service to engine repair, fuel system work, corrosion protection, and steering maintenance, our aftermarket category is built to support the jobs boaters handle every season.

  • Wide selection of aftermarket boat parts and marine supplies
  • Products for DIY boat owners and marine professionals
  • Helpful categories for seasonal service and repairs
  • Fast shipping and dependable support

Shop aftermarket boat parts today and get the engine parts, oils, fuel components, steering supplies, anodes, tools, and maintenance products you need to keep your boat ready for the water.