Aftermarket Parts
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Sold Out, please call for ETA.
Sierra P Yamaha Wat Pump Repair Kt W/Hs 18-3371
Sierra
$83.49 $54.38Sierra P Yamaha Wat Pump Repair Kt W/Hs 18-3371Refer to Sierra's Catalog for more information.- Part Number:
- 47-3371
- Availability:
- In Stock - Ships same or next business day.
- OEM #:
- 692-W0078-A0-00 w/ Housing
$83.49 $54.38 -
Sierra P-434421 Om Wat Pump Kit55-01 18-3392
Sierra
$90.99 $62.93Sierra P-434421 Om Wat Pump Kit55-01 18-3392- Part Number:
- 47-3392
- Availability:
- In Stock - Ships same or next business day.
- Replaces:
- 434421
$90.99 $62.93 -
Sierra P-582995/584477 OMC Ignition Coil 18-5181
Sierra
$39.69 $24.99Sierra P-582995/584477 OMC Ignition Coil 18-5181Please see Sierra's application guides for complete application references.- Part Number:
- 47-5181
- Availability:
- In Stock - Ships same or next business day.
- Description:
- Coil Kit: Many Evin/John 1hp-40hp 1950-89. Replaces OEM # OMC# 582995 OMC# 584477
$39.69 $24.99 -
Sierra P-Mc/Om Fuel Filter 35-49088Q 18-7860
Sierra
$12.39 $9.55Sierra P-Mc/Om Fuel Filter 35-49088Q 18-7860- Part Number:
- 47-7860
- Availability:
- In Stock - Ships same or next business day.
- Replaces:
- ChrisCraft 16.83-90006 - Mercruiser35-49088A2 - 35-49088Q2 - OMC 381690 -312456
- Application:
- Fits inline 4 & 6 cycle engines
$12.39 $9.55 -
Sierra P-Water Pump Kt Om983218 Strngr 18-3386
Sierra
$117.99 $91.07Sierra P-Water Pump Kt Om983218 Strngr 18-3386Refer to Sierra's Catalog for more information.- Part Number:
- 47-3386
- Availability:
- In Stock - Ships same or next business day.
- Description:
- Water Pump Kit: OMC Stringer Mount I/O Replaces OEM # OMC# 983218 (1964-86)
$117.99 $91.07 -
Sierra Pitot Tubing 3080 Mph 100/Roll 56353P
Sierra
$134.97 $75.77Sierra Pitot Tubing 3080 Mph 100/Roll 56353PTubing for speedos 30 to 80 mph.- Part Number:
- 11-56353P
- Availability:
- In Stock - Ships same or next business day.
- Size:
- 1/8" x 100'
$134.97 $75.77 -
Sierra Points Prestolite Ign. 18-5303
Sierra
$17.29 $12.08Sierra Points Prestolite Ign. 18-5303- Part Number:
- 47-5303
- Availability:
- In Stock - Ships same or next business day.
$17.29 $12.08 -
Sierra Power Pack E/J 583114 18-5761
Sierra
$188.99 $134.83Sierra Power Pack E/J 583114 18-5761- Part Number:
- 47-5761
- Availability:
- In Stock - Ships same or next business day.
$188.99 $134.83 -
Sold Out, please call for ETA.
Sierra Pump Motor-Power Pole Pro-F 18-6819
Sierra
$503.19 $445.85Sierra Pump Motor-Power Pole Pro-F 18-6819All NEW (not remanufactured) tilt and trim motors and assembliesMeets OEM specifications or late design upgrades90/10 copper bushings for longer lifeHigh temperature epoxy armature provides strength to secure...- Part Number:
- 47-6819
- Availability:
- In Stock - Ships same or next business day.
- Type:
- New
- Application:
- Power Pole
- OEM #:
- PUMP PRO-F
$503.19 $445.85 -
Sold Out, please call for ETA.
Sierra Reman Carb-600Cfm Holley 4Bbl 18-7637
Sierra
$1,026.19 $929.88Sierra Reman Carb-600Cfm Holley 4Bbl 18-7637Sierra's marine aftermarket for high quality remanufactured carburetors. With carefully selected cores that are brought back to exacting OEM specifications. Each unit is flow tested to ensure proper operation...- Part Number:
- 47-7637
- Availability:
- In Stock - Ships same or next business day.
- Mfg:
- Holley
- Mfg #:
- N/A
- Type:
- 4V/600cfm
- OEM:
- Universal
- OEM #:
- N/A
- Application:
- Standard inlet - electric choke
$1,026.19 $929.88 -
Sierra Sahara 6 Gauge Set 65485P
Sierra
$409.49 $290.58Sierra Sahara 6 Gauge Set 65485PBlack graphics on a Tan dial background light Red at night. Very low profile bezels follow the curve of the lens to eliminate water "trapping". Pointers are Black with a Fire-Orange tip. Perimeter and through-dial lighting...- Part Number:
- 11-65485P
- Availability:
- In Stock - Ships same or next business day.
- Type:
- Inboard/Sterndrive 6 Gauge Set: Tach (to 7 -000 rpm) - Speedo (to 65 mph) - Voltmeter (12V systems) - Fuel gauge - Water temp - Oil pressure 0-80psi
- Sender Code:
- C - D - F
$409.49 $290.58 -
Sierra Sahara Oil Pressure Gauge 80 59705P
Sierra
$56.39 $49.99Sierra Sahara Oil Pressure Gauge 80 59705PBlack graphics on a tan dial background light red at night. Very low profile bezels follow the curve of the lens to eliminate water "trapping". Pointers are black with a fire-orange tip. Perimeter and...- Part Number:
- 11-59705P
- Availability:
- In Stock - Ships same or next business day.
- Size:
- 2"
- Type:
- Oil Pressure - Electrical
- Dial Range:
- 0-80 psi
- Sender Code:
- C
$56.39 $49.99 -
Sold Out, please call for ETA.
Sierra Sahara Water Temp Gauge I/O 59706P
Sierra
$66.89 $48.45Sierra Sahara Water Temp Gauge I/O 59706PBlack graphics on a tan dial background light red at night. Very low profile bezels follow the curve of the lens to eliminate water "trapping". Pointers are black with a fire-orange tip. Perimeter and through-dial...- Part Number:
- 11-59706P
- Availability:
- In Stock - Ships same or next business day.
- Size:
- 2"
- Type:
- Water Temperature - Electric
- Dial Range:
- 120-240 F
- Sender Code:
- D
$66.89 $48.45 -
Sierra Seal Kit 18-2597
Sierra
$19.49 $12.99Sierra Seal Kit 18-2597- Part Number:
- 47-2597
- Availability:
- In Stock - Ships same or next business day.
$19.49 $12.99 -
Sold Out, please call for ETA.
Sierra Seal Kit-Lower Gc E/J#439141 18-2623
Sierra
$108.09 $68.52Sierra Seal Kit-Lower Gc E/J#439141 18-2623Refer to Manufacturer's Application Guides for more information and complete references- Part Number:
- 47-2623
- Availability:
- In Stock - Ships same or next business day.
- Description:
- Lower Unit Seal Kit
- Replaces:
- 439141
$108.09 $68.52 -
Sierra Seal Kit-Upper Gc Vp#3850594 18-2586
Sierra
$83.09 $61.33Sierra Seal Kit-Upper Gc Vp#3850594 18-2586- Part Number:
- 47-2586
- Availability:
- In Stock - Ships same or next business day.
- Description:
- Upper Unit Seal Kit - Volvo SX Thru 2006 - 3850594
$83.09 $61.33 -
Sierra Seal Kit-Velvet Drive 71 & 72 18-2590
Sierra
$141.29 $105.50Sierra Seal Kit-Velvet Drive 71 & 72 18-2590Service kit for Borg-Warner Velvet Drive 71 and 72 series transmission.- Part Number:
- 47-2590
- Availability:
- In Stock - Ships same or next business day.
- Replaces:
- Borg Warner A4876HA
$141.29 $105.50 -
Sierra Seal Thermostat 60Dg V4-6 Brp335981 18-1507
Sierra
$8.99 $6.42Sierra Seal Thermostat 60Dg V4-6 Brp335981 18-1507- Part Number:
- 47-1507
- Availability:
- In Stock - Ships same or next business day.
$8.99 $6.42 -
Sold Out, please call for ETA.
Sierra Seal-Trim Yamaha #64E-43822-00-00 18-2081
Sierra
$16.59 $11.30Sierra Seal-Trim Yamaha #64E-43822-00-00 18-2081- Part Number:
- 47-2081
- Availability:
- In Stock - Ships same or next business day.
$16.59 $11.30 -
Sierra Solenoid- Evin-John #582708 18-5833
Sierra
$76.99 $49.99Sierra Solenoid- Evin-John #582708 18-5833- Part Number:
- 47-5833
- Availability:
- In Stock - Ships same or next business day.
- Replaces:
- 586774
$76.99 $49.99
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.