Aftermarket Parts
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Sierra Filterin Line Fuel/Ev/Jn 3/8 18-7831
Sierra
$9.99 $8.70Sierra Filterin Line Fuel/Ev/Jn 3/8 18-7831- Part Number:
- 47-7831
- Availability:
- In Stock - Ships same or next business day.
- Replaces:
- Mercury 802128A1 -
Johnson/Evinrude 398319 - Application:
- 3/8" Fuel line
$9.99 $8.70 -
Sold Out, please call for ETA.
Sierra Filteroil-GM/Chev Long 18-7876
Sierra
$0.00Sierra Filteroil-GM/Chev Long 18-7876Sierra high efficiency filters meet OEM specifications for marine use. Epoxy coated inside for corrosion resistance.- Part Number:
- 47-7876
- Availability:
- In Stock - Ships same or next business day.
- Type:
- Long
- Application:
- Ford style filter for most GM V8 engines
- OEM #:
- Mercruiser 35-16595T1 - 52731 - 35-802885Q - 14957 - OMC 173233 - 502901 - Volvo 3850559 - Yamaha YSC-10231-20-0C
$0.00 -
Sold Out, please call for ETA.
Sierra Fitting Brass 18-8215
Sierra
$14.19 $1.30Sierra Fitting Brass 18-8215- Part Number:
- 47-8215
- Availability:
- In Stock - Ships same or next business day.
$14.19 $1.30 -
Sold Out, please call for ETA.
Sierra Fk1127 Force Seal Kit 55-1908 18-2633
Sierra
$0.00Sierra Fk1127 Force Seal Kit 55-1908 18-2633Refer to Manufacturer's Application Guides for more information and complete references- Part Number:
- 47-2633
- Availability:
- In Stock - Ships same or next business day.
- Description:
- Lower Unit Seal Kit
- Replaces:
- FK1127
$0.00 -
Sold Out, please call for ETA.
Sierra Flame Arrestor 805298A 1& OMC 18-7229
Sierra
$151.89 $1.30Sierra Flame Arrestor 805298A 1& OMC 18-7229- Part Number:
- 47-7229
- Availability:
- In Stock - Ships same or next business day.
$151.89 $1.30 -
Sold Out, please call for ETA.
Sierra Flange Sealant Kit 22423
Sierra
$0.00Sierra Flange Sealant Kit 22423Loctite® Flange SealantReplaces: Mercury Master Gasket 92-12564-1; O.M.C. 324073; 327361; Yamaha 90790-74001-00. Color: Red. Used to make; coat or repair gaskets in minutes. Can be used in place of cut gaskets.- Part Number:
- 47-22423
- Availability:
- In Stock - Ships same or next business day.
$0.00 -
Sold Out, please call for ETA.
Sierra Float OMC 382363 18-7210
Sierra
$21.99 $15.97Sierra Float OMC 382363 18-7210- Part Number:
- 47-7210
- Availability:
- In Stock - Ships same or next business day.
$21.99 $15.97 -
Sold Out, please call for ETA.
Sierra Float Yamaha #63V-14985-00 18-7064
Sierra
$47.79 $1.30Sierra Float Yamaha #63V-14985-00 18-7064- Part Number:
- 47-7064
- Availability:
- In Stock - Ships same or next business day.
- Replaces:
- 63V-14985-00
$47.79 $1.30 -
Sold Out, please call for ETA.
Sierra Fluid Dispenser/Extractor 7Oz 18-52206
Sierra
$51.99 $1.30Sierra Fluid Dispenser/Extractor 7Oz 18-52206For dispensing/removing fluid in difficult to reach places. Features a no drip cap.- Part Number:
- 47-52206
- Availability:
- In Stock - Ships same or next business day.
- Description:
- 7-1/2" Flexible tube
- Capacity:
- 7 oz.
$51.99 $1.30 -
Sold Out, please call for ETA.
Sierra Fluid Extractor-Air Oper 8.8L 18-52104
Sierra
$9.25Sierra Fluid Extractor-Air Oper 8.8L 18-52104This 2.3 gallon capacity air operated extractor can be used to remove a wide range of fluids; such as engine oil; brake fluid; antifreeze and more. Built in shut off valve to prevent overfilling. Comes...- Part Number:
- 47-52104
- Availability:
- In Stock - Ships same or next business day.
- Description:
- Extractor
- Capacity:
- 2.3 Gal (8.8 L)
$9.25 -
Sold Out, please call for ETA.
Sierra Fluid Extractor-Dispenser 8.8L 18-52204
Sierra
$376.79 $285.24Sierra Fluid Extractor-Dispenser 8.8L 18-52204This 2.3 gallon capacity air operated extractor can be used to remove a wide range of fluids; such as engine oil; brake fluid; antifreeze and more. Built in shut off valve to prevent overfilling. Comes...- Part Number:
- 47-52204
- Availability:
- In Stock - Ships same or next business day.
- Description:
- Extractor/Dispenser
- Capacity:
- 2.3 Gal (8.8 L)
$376.79 $285.24 -
Sold Out, please call for ETA.
Sierra Flywheel-14 7.4 Gen5-6 1Pc Mn 18-4523
Sierra
$24.00Sierra Flywheel-14 7.4 Gen5-6 1Pc Mn 18-4523- Part Number:
- 47-4523
- Availability:
- In Stock - Ships same or next business day.
$24.00 -
Sold Out, please call for ETA.
Sierra Flywheel-14In 7.4 Gen 4 2Pc Mn 18-4522
Sierra
$24.00Sierra Flywheel-14In 7.4 Gen 4 2Pc Mn 18-4522- Part Number:
- 47-4522
- Availability:
- In Stock - Ships same or next business day.
$24.00 -
Sold Out, please call for ETA.
Sierra Flywheel-14In GM Sb 2Pc Main 18-4521
Sierra
$24.00Sierra Flywheel-14In GM Sb 2Pc Main 18-4521- Part Number:
- 47-4521
- Availability:
- In Stock - Ships same or next business day.
$24.00 -
Sold Out, please call for ETA.
Sierra Force OMC O-Ring 18-7457
Sierra
$0.00Sierra Force OMC O-Ring 18-7457- Part Number:
- 47-7457
- Availability:
- In Stock - Ships same or next business day.
$0.00 -
Sold Out, please call for ETA.
Sierra Freeze Plug 18-5962
Sierra
$0.00Sierra Freeze Plug 18-5962- Part Number:
- 47-5962
- Availability:
- In Stock - Ships same or next business day.
$0.00 -
Sold Out, please call for ETA.
Sierra Fuel Connector 1/4In 18-8090
Sierra
$0.00Sierra Fuel Connector 1/4In 18-8090- Part Number:
- 47-8090
- Availability:
- In Stock - Ships same or next business day.
$0.00 -
Sold Out, please call for ETA.
Sierra Fuel Connector 18-80404
Sierra
$25.69 $17.87Sierra Fuel Connector 18-80404- Part Number:
- 47-80404
- Availability:
- In Stock - Ships same or next business day.
- Fits:
- Suzuki
- Application:
- fits: DF25-DF140HP mates w/18-80425
$25.69 $17.87 -
Sold Out, please call for ETA.
Sierra Fuel Connector 18-80405
Sierra
$23.59 $16.54Sierra Fuel Connector 18-80405- Part Number:
- 47-80405
- Availability:
- In Stock - Ships same or next business day.
- Fits:
- Suzuki
- Application:
- mates with 18-8078
$23.59 $16.54 -
Sierra Fuel Connector 18-80413
Sierra
$30.99 $16.82Sierra Fuel Connector 18-80413- Part Number:
- 47-80413
- Availability:
- In Stock - Ships same or next business day.
- Connector:
- Hose - Female
- Fits:
- Yamaha
- Application:
- Mates with 18-8077-1
- Replaces:
- 6Y1-24305-04 - 6Y1-24305-06-00
- Thread:
- -
- Hose:
- -
$30.99 $16.82
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.