Aftermarket Parts
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Martyr Anodes Anode Shaft 1.25 Aluminum Cmx05Al
Martyr Anodes
$14.09 $10.69Martyr Anodes Anode Shaft 1.25 Aluminum Cmx05Al Aluminum for salt and brackish waterMagnesium for fresh waterZinc for salt water- Part Number:
- 194-CMX05AL
- Availability:
- In Stock - Ships same or next business day.
- ID:
- 1-1/4"
- OD:
- 2-1/2"
- Length:
- 2-1/2"
- Material:
- Aluminum
$14.09 $10.69 -
NGK Spark Plugs Br10Es Spark Plug 4832
NGK Spark Plugs
$6.69 $5.36NGK Spark Plugs Br10Es Spark Plug 4832 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-BR10ES
- Availability:
- In Stock - Ships same or next business day.
- Model #:
- 4832
- Pkg.:
- Boxed
- What's in the Box:
- (1) Spark Plug
$6.69 $5.36 -
Seastar Quad Ring .210 Hyd Helm 20/Pk Hs6037
Seastar
$25.39 $21.68Seastar Quad Ring .210 Hyd Helm 20/Pk Hs6037- Part Number:
- 1-HS6037
- Availability:
- In Stock - Ships same or next business day.
- Description:
- Quad Ring #210
- Pack:
- 20
$25.39 $21.68 -
Sierra Carb Repair Kit MerCruiser #1395-9650 18-7226
Sierra
$107.59 $69.18Sierra Carb Repair Kit MerCruiser #1395-9650 18-7226- Part Number:
- 47-7226
- Availability:
- In Stock - Ships same or next business day.
- OEM #:
- Mercruiser 1395-9650
$107.59 $69.18 -
Sierra Eclipse 3 Tachometer 0-4000Rpm 68398P
Sierra
$189.69 $156.18Sierra Eclipse 3 Tachometer 0-4000Rpm 68398PSmart white and blue graphics on a black dial background; these very low profile bezels follow the curve of the lense to eliminate water trapping. Design with domed glass sheds water and resists scratching...- Part Number:
- 11-68398P
- Availability:
- In Stock - Ships same or next business day.
- Size:
- 3"
- Type:
- Tachometer - Diesel Alt
- Dial Range:
- 0-4000 rpm
- Sender Code:
- Alternator
$189.69 $156.18 -
Sierra Fuel Connector-Suzuki #65750-94404 18-80419
Sierra
$24.99 $17.64Sierra Fuel Connector-Suzuki #65750-94404 18-80419- Part Number:
- 47-80419
- Availability:
- In Stock - Ships same or next business day.
- Connector:
- Hose - Female
- Fits:
- Suzuki
- Application:
- Fits - DF25-DF140. Mates with 18-80425
- Replaces:
- 65750-87J10 - 65750-87J11
- Thread:
- 5/16" NPT
- Hose:
- -
$24.99 $17.64 -
Uflex Fitting-Bulkhead Dual Hyd Hose R8B
Uflex
$93.89 $67.79Uflex Fitting-Bulkhead Dual Hyd Hose R8B For use with preassembled hoses to provide a waterproof thru-bulkhead connection.- Part Number:
- 216-R8B
- Availability:
- In Stock - Ships same or next business day.
- Color:
- Black
- Size:
- 4.2" x 3.5"
$93.89 $67.79 -
Uflex Steering Wheel Hub Splined Splined Hub SPLINEDHUB
Uflex
$57.69 $44.10Uflex Steering Wheel Hub Splined Splined Hub Splined hub converts a tapered hub steering wheel to fit most splined shafts. Fits Uflex steering wheels with a removable hub, including Nisida, Spargi, Santorini, Gorgona, Lavezzi, Ponza, Linosa, Budelli,...- Part Number:
- 216-SPLINEDHUB
- Availability:
- In Stock - Ships same or next business day.
- Description:
- Steering Wheel Hub - Splined
$57.69 $44.10 -
Sold Out, please call for ETA.
Martyr Anodes Anode Hull Aluminum Zhc3 Cmzhc3A
Martyr Anodes
$19.86Martyr Anodes Anode Hull Aluminum Zhc3 Cmzhc3A Zinc: For use in salt waterAluminum: For use in brackish waterMagnesium: For use in fresh water- Part Number:
- 194-CMZHC3AA
- Availability:
- In Stock - Ships same or next business day.
- Size:
- 6-1/4" L x 2-3/4" W x 3/4" H
- Hole:
- 3-1/4"
- Material:
- Aluminum
$19.86 -
Seastar seal kit with wrench HS5157
Seastar
$218.49 $175.99Replacement front seal kit for SeaStar pivot / front mount cylinders Kit contains: (2) Seal Glands, Pin Wrench, Seal Gland Assembly Guide Tool- Part Number:
- 1-HS5157
- Availability:
- In Stock - Ships same or next business day.
$218.49 $175.99 -
Sierra C-Trim Hose MerCruiser #32-99904Q 18-2116
Sierra
$65.19 $51.69Sierra C-Trim Hose MerCruiser #32-99904Q 18-2116- Part Number:
- 47-2116
- Availability:
- In Stock - Ships same or next business day.
- Replaces:
- Mercruiser #: 32-99904
$65.19 $51.69 -
Sierra Carb Kit-Honda Bf75-90 Pre1997 18-7052
Sierra
$68.29 $53.77Sierra Carb Kit-Honda Bf75-90 Pre1997 18-7052- Part Number:
- 47-7052
- Availability:
- In Stock - Ships same or next business day.
$68.29 $53.77 -
Sierra Carb Repair Kit 18-7743
Sierra
$133.39 $82.74Sierra Carb Repair Kit 18-7743- Part Number:
- 47-7743
- Availability:
- In Stock - Ships same or next business day.
$133.39 $82.74 -
Sierra Filter-Fuel Onan# 149-2106 23-7760
Sierra
$60.89 $23.46Sierra Filter-Fuel Onan# 149-2106 23-7760- Part Number:
- 47-237760
- Availability:
- In Stock - Ships same or next business day.
- Replaces:
- Onan #A026K278 - 149-2106
- Fits:
- MDKAU - MDKAV - MDKBG - MDKAW (Spacesaver) - MDKAZ - MDKBD - MDKBE - MDKBF - MDKBD (w/ Isolated Ground) - MDKBE (w/ Isolated Ground) - MDKBF (w/ Isolated Ground) - MDKAD/E/F
$60.89 $23.46 -
Sierra Head Gasket Set-GM 5.7L Vortec 18-1254
Sierra
$301.69 $190.05Sierra Head Gasket Set-GM 5.7L Vortec 18-1254- Part Number:
- 47-1254
- Availability:
- In Stock - Ships same or next business day.
$301.69 $190.05 -
Sierra Premium Marine Spark Plug Wire Set Mc 5.0-5.7-6.2L V8 Mpi 18-8828-1
Sierra
$156.79 $111.08Sierra Wire Set Mc5.0-5.7-6.2L V8 Mpi 18-8828-1Magnetic Suppression Core manufactured for your specific application.Kevlar® core for maximum durability and long lifeDurable stainless steel wound conductor for maximum horsepower and engine...- Part Number:
- 47-88281
- Availability:
- In Stock - Ships same or next business day.
- Application:
- Mercruiser - 5.0L MIE MPI 8 cylinder - Delco HEI ignition
$156.79 $111.08 -
Starbrite Power Trim/Tilt Fluid 32 Oz 28532
Starbrite
$17.99 $14.37Starbrite Power Trim/Tilt Fluid 32 Oz 28532 • Exceeds OEM warranty requirements• Formulated to provide consistent, no-fade performance• Anti-foam, anti-wear, anti-oxidation and advanced stabilizing additives for optimum performance in...- Part Number:
- 74-28532
- Availability:
- In Stock - Ships same or next business day.
- Size:
- Quart
$17.99 $14.37 -
Starbrite Star Tron Gas Additive 8 Oz 93008
Starbrite
$20.09 $14.99Starbrite Star Tron Gas Additive 8 Oz 93008 • Cures & prevents ethanol fuel problems• Makes any engine run more smoothly, start more easily• Eliminates & prevents gum, varnish and carbon deposits• Stabilizes fuel, helps...- Part Number:
- 74-93008
- Availability:
- In Stock - Ships same or next business day.
- Size:
- 8 fl. oz.
- Treats:
- 125 gal.
$20.09 $14.99 -
Martyr Anodes 2 1/4 Zinc Shaft Anode Cmx10
Martyr Anodes
$62.39 $39.99Martyr Anodes 2 1/4 Zinc Shaft Anode Cmx10 Aluminum for salt and brackish waterMagnesium for fresh waterZinc for salt water- Part Number:
- 194-CMX10
- Availability:
- In Stock - Ships same or next business day.
- ID:
- 2-1/4"
- OD:
- 4-1/4"
- Length:
- 3-3/4"
- Material:
- Zinc
$62.39 $39.99 -
Racor Snapp Replacement Element with Drain 10M R23298-10
Racor
$47.69 $35.78Racor Snapp Replacement Element with Drain 10M R23298-10 For E10 gasoline, diesel and bio-diesel. For small engines up to 26 gph. Easily install the permanent, pivoting bracket anywhere inside or outside the engine compartment, snap in filter and quick...- Part Number:
- 62-R2329810
- Availability:
- In Stock - Ships same or next business day.
- Description:
- w/o bracket
- GPH:
- 26
- Micron:
- 10
- Ports:
- 3/8"
- Size:
- 3.8" x 7.8" H
$47.69 $35.78
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.