Aftermarket Parts
-
Racor Air Filter-Replacement For Raccv6000 Ccv5527408
Racor
$115.59 $82.99Racor Air Filter-Replacement For Raccv6000 Ccv5527408 Filters for CCV system.- Part Number:
- 62-CCV5527408
- Availability:
- In Stock - Ships same or next business day.
- Model #:
- CCV6000
- Element:
- High density
$115.59 $82.99 -
Seachoice Exhaust Gard Cover-3 (2/Card 28351
Seachoice
$30.61 $26.99Seachoice Exhaust Gard Cover-3 (2/Card 28351 Black rubber with adjustable stainless steel clampFlap valve prevents following seas from entering exhaust outlet when stopping or moving slowlyAll stainless steel clamps included- Part Number:
- 50-28351
- Availability:
- In Stock - Ships same or next business day.
- Size:
- 3"
- Pack:
- 1 pr.
$30.61 $26.99 -
Sherwood Pump Pump-Onan# 132-0358 G702
Sherwood Pump
$601.69 $399.99Sherwood Pump Pump-Onan# 132-0358 G702 Impeller Kit: 10077K- Part Number:
- 762-G702
- Availability:
- In Stock - Ships same or next business day.
- Engine:
- Onan 6.5-10 KW
- OEM #:
- 132-0358
- Inlet:
- 1"
- Outlet:
- 1"
$601.69 $399.99 -
Sierra C-Gimbal Bearng 30-879194A01 18-21006
Sierra
$160.19 $89.99Sierra C-Gimbal Bearng 30-879194A01 18-21006Refer to the Sierra catalog for complete application information.- Part Number:
- 47-21006
- Availability:
- In Stock - Ships same or next business day.
- Fits:
- Mercruiser Stern Drives
- Replaces:
- 30-879194A01
$160.19 $89.99 -
Sierra Fuel Line 18-8115
Sierra
$90.69 $64.99Sierra Fuel Line 18-8115- Part Number:
- 47-8115
- Availability:
- In Stock - Ships same or next business day.
$90.69 $64.99 -
Sierra MerCruiser Cc Intake Manifold Gasket Set 18-0868
Sierra
$41.99 $37.99Sierra MerCruiser Cc Intake Manifold Gasket Set 18-0868- Part Number:
- 47-0868
- Availability:
- In Stock - Ships same or next business day.
$41.99 $37.99 -
Sierra Nut 11-22339 18-3713
Sierra
$6.49 $5.49Sierra Nut 11-22339 18-3713- Part Number:
- 47-3713
- Availability:
- In Stock - Ships same or next business day.
- OEM #:
- 11-22339 - 11-97522 - 11-36084 - F1348 - F1881
$6.49 $5.49 -
Sold Out, please call for ETA.
Sierra Pkg Needle Hi&Lo 18-7106
Sierra
$1.77Sierra Pkg Needle Hi&Lo 18-7106- Part Number:
- 47-7106
- Availability:
- In Stock - Ships same or next business day.
$1.77 -
Sierra Shift Cable-MerCruiser #865437A02 18-2145
Sierra
$151.09 $110.46Sierra Shift Cable-MerCruiser #865437A02 18-214547-2190 & 47-2190E: For AFT installation into bell housing. For use in applications using core wire with armored strand construction (No Support Tube). 63" Conduit with hardware package.- Part Number:
- 47-2145
- Availability:
- In Stock - Ships same or next business day.
- Replaces:
- 815471A3 - A6
$151.09 $110.46 -
AC Delco Spark Plugs 41-993 Iridium Professional Spark Plug 419934
AC Delco Spark Plugs
$25.99 $11.99AC 41993 Iridium Professional Spark PlugSmaller, more efficient, Iridium electrode designs improve cold starting and quicker acceleration. Designed to last over 100,000 miles in most applications. Require reduced ignition system voltage which increases...- Part Number:
- 603-419934
- Availability:
- In Stock - Ships same or next business day.
- Model #:
- 41993
- What's in the Box:
- (1) Spark Plug
$25.99 $11.99 -
Attwood Marine Repl Cover&Retainer F/1670 Black 911526-1
Attwood Marine
$13.20 $7.99Attwood Marine Repl Cover&Retainer F/1670 Black 911526-1- Part Number:
- 23-9115261
- Availability:
- In Stock - Ships same or next business day.
- Description:
- Replacement Cover f/1670 - Black
$13.20 $7.99 -
GROCO 1/2" NPT Bronze Inline Fuel Valve FV-500
Groco
$41.00 $31.991/2" NPT Bronze Inline Fuel Valve Features: Selectable handle rotation Full flow Mount foot included C83600 bronze construction Stainless steel handle and hardware 400 WOG PTFE seats and seals UL listed for fuel or water- Part Number:
- 34-FV500
- Availability:
- In Stock - Ships same or next business day.
- Size:
- 1/2" NPT
- A:
- 4.1
- B:
- 2.2
- C:
- 1.85
- D:
- 2.05
$41.00 $31.99 -
Martyr Anodes 1 1/4 Zinc Shaft Anode Ext Heavy Cmx05A
Martyr Anodes
$22.09 $13.82Martyr Anodes 1 1/4 Zinc Shaft Anode Ext Heavy Cmx05AAluminum for salt and brackish waterMagnesium for fresh waterZinc for salt water- Part Number:
- 194-CMX05A
- Availability:
- In Stock - Ships same or next business day.
- ID:
- 1-1/4" Heavy Duty
- OD:
- 2-3/4"
- Length:
- 2-1/2"
- Material:
- Zinc
$22.09 $13.82 -
NGK Spark Plugs 4495 Spark Plug 4495
NGK Spark Plugs
$20.09 $11.99NGK Spark Plugs 4495 Spark Plug 4495 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-BPZ8HN10
- Availability:
- In Stock - Ships same or next business day.
- Model #:
- 4495
- Pkg.:
- Boxed
$20.09 $11.99 -
NGK Spark Plugs 5887 Spark Plug 5887
NGK Spark Plugs
$29.29 $14.74NGK Spark Plugs 5887 Spark Plug 5887 Original equipment on many late model applications Iridium at the fine-wire center electrode and platinum at the ground electrode provides maximum durability and performance The platinum at the ground...- Part Number:
- 41-IZFR5G
- Availability:
- In Stock - Ships same or next business day.
- Model #:
- 5887
- What's in the Box:
- (1) Spark Plug
$29.29 $14.74 -
Sold Out, please call for ETA.
Sierra 327031 Oil Seal - OMC 18-2035
Sierra
$13.49 $9.89Sierra 327031 Oil Seal - OMC 18-2035- Part Number:
- 47-2035
- Availability:
- In Stock - Ships same or next business day.
$13.49 $9.89 -
Sierra Condenser F12181-1 18-5241
Sierra
$18.49 $15.99Sierra Condenser F12181-1 18-5241- Part Number:
- 47-5241
- Availability:
- In Stock - Ships same or next business day.
$18.49 $15.99 -
Sierra Exhaust Manifold Gasket Setsm Blkv8M- 18-4349
Sierra
$41.29 $35.99Sierra Exhaust Manifold Gasket Setsm Blkv8M- 18-4349- Part Number:
- 47-4349
- Availability:
- In Stock - Ships same or next business day.
$41.29 $35.99 -
Sierra Riser Spacer Kit-3 Marine Power 18-1908K
Sierra
$502.79 $399.99Sierra Riser Spacer Kit-3 Marine Power 18-1908K- Part Number:
- 47-1908K
- Availability:
- In Stock - Ships same or next business day.
- Application:
- Marine Power small block V8 305 - 350 - 4.3L - 454 - 5.0L - 7.4L & 8.2L. Complete with mounting hardware and 3" center rise. Use with manifold 19521
$502.79 $399.99 -
Sierra Tool Shift Cable MerCruiser #91-12427 18-9807
Sierra
$13.79 $12.99Sierra Tool Shift Cable MerCruiser #91-12427 18-9807Attaches over the shift cable; used for select Bravo drive unit shift cable adjustments at the shift plate.See Sierra's catalog for specific application information.- Part Number:
- 47-9807
- Availability:
- In Stock - Ships same or next business day.
- Replaces:
- Mercury 91-12427
$13.79 $12.99
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.