Aftermarket Parts
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Sold Out, please call for ETA.
Sierra Impeller-Johnson# 09-812B1 18-45714
Sierra
$81.69 $62.68Sierra Impeller-Johnson# 09-812B1 18-45714- Part Number:
- 47-45714
- Availability:
- In Stock - Ships same or next business day.
- Replaces:
- Johnson Pump: 09-821B
- Fits:
- F75B Pump
$81.69 $62.68 -
Sierra Impeller-Kohler# 250872 23-2003
Sierra
$17.99 $14.13Sierra Impeller-Kohler# 250872 23-2003- Part Number:
- 47-232003
- Availability:
- In Stock - Ships same or next business day.
- Replaces:
- Kohler 250872 -
Jabsco 22799-0001 - Fits:
- 8E (SN 296898 and Below) - 10E (SN 296898 and Below) - 12.5E (SN 296898 and Below) - 12.5CF (SN 296898 and Below)
$17.99 $14.13 -
Sierra Impellerdt9.9Df9.9/Suzuki 18-3099
Sierra
$20.89 $16.18Sierra Impellerdt9.9Df9.9/Suzuki 18-3099- Part Number:
- 47-3099
- Availability:
- In Stock - Ships same or next business day.
$20.89 $16.18 -
Sold Out, please call for ETA.
Sierra J/E Impeller 385072 55-009 18-3044
Sierra
$66.69 $42.59Sierra J/E Impeller 385072 55-009 18-3044- Part Number:
- 47-3044
- Availability:
- In Stock - Ships same or next business day.
- Replaces:
- 6 fin - 385072 55-009
$66.69 $42.59 -
Sierra Je Carb Kit 398453 18-7223
Sierra
$32.19 $23.99Sierra Je Carb Kit 398453 18-7223- Part Number:
- 47-7223
- Availability:
- In Stock - Ships same or next business day.
$32.19 $23.99 -
Sierra Je Gear Hsg Seal Kit 18-2679
Sierra
$45.49 $33.57Sierra Je Gear Hsg Seal Kit 18-2679- Part Number:
- 47-2679
- Availability:
- In Stock - Ships same or next business day.
$45.49 $33.57 -
Sierra Je Gear Hsg Seal Kit 18-2692
Sierra
$87.69 $60.55Sierra Je Gear Hsg Seal Kit 18-2692- Part Number:
- 47-2692
- Availability:
- In Stock - Ships same or next business day.
$87.69 $60.55 -
Sold Out, please call for ETA.
Sierra Lido 2 Trim Evin/Johnson Suz 65502P
Sierra
$52.89 $41.38Sierra Lido 2 Trim Evin/Johnson Suz 65502PFeatures include: Black graphics on a white face with chrome ring and a black pointer with fire-orange tip. Scratch resistant curved glass lens with polished stainless steel; near-flush bezel. white perimeter and...- Part Number:
- 11-65502P
- Availability:
- In Stock - Ships same or next business day.
- Size:
- 2"
- Type:
- Trim - E&J - Suzuki 4-Stroke 2002-Date
- Dial Range:
- Up-Down
- Sender Code:
- Engine Mfg.
$52.89 $41.38 -
Sold Out, please call for ETA.
Sierra Lido 2 Trim Gauge F/Honda 65503P
Sierra
$117.19 $79.02Sierra Lido 2 Trim Gauge F/Honda 65503PFeatures include: Black graphics on a white face with chrome ring and a black pointer with fire-orange tip. Scratch resistant curved glass lens with polished stainless steel; near-flush bezel. white perimeter and...- Part Number:
- 11-65503P
- Availability:
- In Stock - Ships same or next business day.
- Size:
- 2"
- Type:
- Trim - Honda Outboard
- Dial Range:
- Up-Down
- Sender Code:
- Engine Mfg.
$117.19 $79.02 -
Sold Out, please call for ETA.
Sierra Lido System Chech Tachometer 64477Fp
Sierra
$364.49 $296.94Sierra Lido System Chech Tachometer 64477FpFeatures include: Black graphics on a white face with chrome ring and a black pointer with fire-orange tip. Scratch resistant curved glass lens with polished stainless steel; near-flush bezel. white perimeter...- Part Number:
- 11-64477FP
- Availability:
- In Stock - Ships same or next business day.
- Size:
- 3"
- Type:
- Tach Systems Check - Evinrude
- Dial Range:
- 0-7000
- Sender Code:
- O/B Alt or Coil
$364.49 $296.94 -
Sierra Lido Tachometer Fog Res 7000Rpm 59737P
Sierra
$158.79 $112.16Sierra Lido Tachometer Fog Res 7000Rpm 59737PFog resistant gauges comply with SAE J-1810. Black graphics on a white face with chrome ring and a black pointer with fire-orange tip. Scratch resistant curved glass lense with polished stainless steel;...- Part Number:
- 11-59737P
- Availability:
- In Stock - Ships same or next business day.
- Size:
- 3"
- Type:
- Tach - Elec - O/B & 4-Stroke Gas
- Dial Range:
- 0-7000
- Sender Code:
- O/B Alt or Coil
$158.79 $112.16 -
Sold Out, please call for ETA.
Sierra Manifold 18-1929
Sierra
$471.69 $424.26Sierra Manifold 18-1929Sierra manifolds are painted; packaged and leak tested.- Part Number:
- 47-1929
- Availability:
- In Stock - Ships same or next business day.
- Replaces:
- Crusader 97992 - 97114
- Application:
- Starboard - GM big block V8 - 454 cid (models CH350 & 454XL).
Use with gasket 0418 - mounting kit 8524
$471.69 $424.26 -
Sold Out, please call for ETA.
Sierra Manifoldport-Om#912442 18-1903
Sierra
$537.69 $395.61Sierra Manifoldport-Om#912442 18-1903Sierra manifolds are painted; packaged and leak tested.- Part Number:
- 47-1903
- Availability:
- In Stock - Ships same or next business day.
- Replaces:
- OMC Sterndrive/Cobra 912442
- Application:
- V8 Port Side - most GM V8 small blocks with end riser.
Uses mounting kit 8502
$537.69 $395.61 -
Sierra Manifoldstb-Om#912441 18-1902
Sierra
$466.89 $368.24Sierra Manifoldstb-Om#912441 18-1902Sierra manifolds are painted; packaged and leak tested.- Part Number:
- 47-1902
- Availability:
- In Stock - Ships same or next business day.
- Replaces:
- OMC Sterndrive/Cobra 912441
- Application:
- V8 Starboard Side - most GM V8 small blocks with end riser.
Uses mounting kit 8502
$466.89 $368.24 -
Sierra Map Sensor OMC/Vp# 3850396 18-7684
Sierra
$194.39 $141.18Sierra Map Sensor OMC/Vp# 3850396 18-7684- Part Number:
- 47-7684
- Availability:
- In Stock - Ships same or next business day.
$194.39 $141.18 -
Sold Out, please call for ETA.
Sierra MerCruiser O/B Tachometer Harness Ih15105
Sierra
$135.39 $95.87Sierra MerCruiser O/B Tachometer Harness Ih25105- Part Number:
- 11-IH15105
- Availability:
- In Stock - Ships same or next business day.
- Description:
- Mariner/ Merc O/B Tach Harness
$135.39 $95.87 -
Sold Out, please call for ETA.
Sierra Needle Valve Yamaha #6G1-14546-00 18-7054
Sierra
$13.59 $11.36Sierra Needle Valve Yamaha #6G1-14546-00 18-7054- Part Number:
- 47-7054
- Availability:
- In Stock - Ships same or next business day.
$13.59 $11.36 -
Sold Out, please call for ETA.
Sierra O Ring Vp925055/Mc25-26802 18-7180
Sierra
$1.52Sierra O Ring Vp925055/Mc25-26802 18-7180- Part Number:
- 47-7180
- Availability:
- In Stock - Ships same or next business day.
$1.52 -
Sierra Oil Filter Wrench 18-9778
Sierra
$23.09 $20.26Sierra Oil Filter Wrench 18-9778- Part Number:
- 47-189778
- Availability:
- In Stock - Ships same or next business day.
- Fits:
- 2-7/16" to 3"
$23.09 $20.26 -
Sierra Om Fuel Pump Kit 55-1641 18-7821
Sierra
$39.39 $32.99Sierra Om Fuel Pump Kit 55-1641 18-7821- Part Number:
- 47-7821
- Availability:
- In Stock - Ships same or next business day.
$39.39 $32.99
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.