Aftermarket Parts
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Seastar Control Ski/Jet Side Ch2200P
Seastar
$612.59 $499.99Seastar Control Ski/Jet Side Ch2200P Single lever, dual action for throttle & shift Superior neutral engine warm-up control (ski version) Flush mount design for quick, tidy installation Includes hardware for two 33 type cables Crisp...- Part Number:
- 1-CH2200P
- Availability:
- In Stock - Ships same or next business day.
- Description:
- Side mount ski boat control
$612.59 $499.99 -
Seastar Dual Station Unit-Shift 207573
Seastar
$309.39 $210.94Seastar Dual Station Unit-Shift 207573The Dual Station (DS) unit is designed for inboard, sterndrive, or outboard boaters that like using one lever to do both throttle and shift in their dual station boat. The Station Selector allows smooth operation of...- Part Number:
- 1-207573
- Availability:
- In Stock - Ships same or next business day.
- Description:
- Gear Shift Unit
$309.39 $210.94 -
Seastar Elbow Tube Fit.1/4P (3/Bg) Hf5538
Seastar
$46.39 $31.23Seastar Elbow Tube Fit.1/4P (3/Bg) Hf5538All Older Style SeaStar manual hydraulic steering systems. These are 3/8" compression fittings which utilize a 9/16"-24 extra fine thread. (Seastar Solutions New Updated cylinders with part numbers ending in "-3"...- Part Number:
- 1-HF5538
- Availability:
- In Stock - Ships same or next business day.
- Type:
- Street Elbow
- Material:
- Brass
- Bag:
- 3
$46.39 $31.23 -
Seastar Hose Kit-2Pc Seastar O/B 22 Ft Ho5122
Seastar
$262.99 $199.99Seastar Hose Kit-2Pc Seastar O/B 22 Ft Ho5122 Includes two hoses - can be used with all SeaStar systems, except SeaStar PRO, BayStar, Capilano and 3-line inboard systems. ID of 5/16".- Part Number:
- 1-HO5122
- Availability:
- In Stock - Ships same or next business day.
- Length:
- 22'
- Box:
- 2
$262.99 $199.99 -
Seastar Orb Kit-Add Helm/Autopilot I/B Hf6010
Seastar
$123.99 $114.99Seastar Orb Kit-Add Helm/Autopilot I/B Hf6010 These fittings fit updated Seastar cylinders and all helm pump to use O-Ring (ORB) type fittings. Before the update all Seastar Solutions helms used NPT fittings. These 316 stainless steel fittings will...- Part Number:
- 1-HF6010
- Availability:
- In Stock - Ships same or next business day.
- Description:
- Fitting Kit
- Fits:
- Helms
$123.99 $114.99 -
Seastar Sea Star Power Assist Hydraulic Steering Pump, 15' Harness PA13152 PA1200-3
Seastar
$3,072.19 $2,761.99DOMETIC SeaStar PA1200-3 Power Assist Hydraulic Steering Pump, 15' Harness The Dometic SeaStar Power Assist PA1200-3 is an electronically controlled gear pump integrated into the hydraulic steering system between the helm and steering cylinder. It...- Part Number:
- 1-PA12003
- Availability:
- In Stock - Ships same or next business day.
$3,072.19 $2,761.99 -
Sold Out, please call for ETA.
Seastar Seal Kit 125Em Mv Bj Atm Hs5154
Seastar
$79.09 $59.99Seastar Seal Kit 125Em Mv Bj Atm Hs5154 125 EM MV BJ ATM Includes thread locker Seal Kit for Seastar: HC5303, HC5312, HC5328, HC5329, HC5330, HC5331, HC5335, HC5338, and HC5380 steering cylinders- Part Number:
- 1-HS5154
- Availability:
- In Stock - Ships same or next business day.
$79.09 $59.99 -
Seastar Seal Kit Hs5151
Seastar
$91.69 $69.99Seastar Seal Kit Hs5151 For the SeaStar helm pump. Units prior to 1984, there is no seal kit.- Part Number:
- 1-HS5151
- Availability:
- In Stock - Ships same or next business day.
$91.69 $69.99 -
Sold Out, please call for ETA.
Seastar Seal Kit-O/B F/M Cylinder Hs5152
Seastar
$118.29 $83.52Seastar Seal Kit-O/B F/M Cylinder Hs5152 Front Mount Snap Ring Hydraulic Cylinder Seal kit Contains replacement seals for cylinders with snap ring type end glands only- Part Number:
- 1-HS5152
- Availability:
- In Stock - Ships same or next business day.
$118.29 $83.52 -
Sold Out, please call for ETA.
Seastar Steerng Kit-Pro Hyd No-Hose Hk7500A3
Seastar
$1,982.29 $1,783.99Seastar Steerng Kit-Pro Hyd No-Hose Hk7500A3The ultimate steering for high speed single outboards, SeaStar PRO®, is designed for the high speed and performance of today's top-end bass boats. SeaStar PRO® has steered the BASS Masters Classic®...- Part Number:
- 1-HK7500A3
- Availability:
- In Stock - Ships same or next business day.
- Description:
- Steering System - w/o Hoses
$1,982.29 $1,783.99 -
Sold Out, please call for ETA.
Seastar Steerng Kit-Pro Hyd W-14' Hose Hk7514A-3
Seastar
$2,685.89 $2,007.01Seastar Steerng Kit-Pro Hyd W-14' Hose Hk7514A-3The ultimate steering for high speed single outboards, SeaStar PRO®, is designed for the high speed and performance of today's topend bass boats. Recommended for single outboards up to 350 HP (even with...- Part Number:
- 1-HK7514A3
- Availability:
- In Stock - Ships same or next business day.
- Description:
- Steering kit w/14' hoses
$2,685.89 $2,007.01 -
Seastar Tee Fitting 1/4 x 3/8 (3/Bg) Hf5536
Seastar
$75.49 $43.57Seastar Tee Fitting 1/4 x 3/8 (3/Bg) Hf5536All Older Style SeaStar manual hydraulic steering systems. These are 3/8" compression fittings which utilize a 9/16"-24 extra fine thread. (Seastar Solutions New Updated cylinders with part numbers ending in...- Part Number:
- 1-HF5536
- Availability:
- In Stock - Ships same or next business day.
- Type:
- Tee Fitting
- Material:
- Aluminum
- Bag:
- 3
$75.49 $43.57 -
Seastar Tournament 2 Adj Tiebar - L Ho6822
Seastar
$640.19 $480.39Seastar Tournament 2 Adj Tiebar - L HO6822 The new Tournament Series Tie Bar features an exclusive design with an anodized aluminum body, stainless steel rod ends, and an adjustable threaded design with a maximum stroke indicator. No cutting involved...- Part Number:
- 1-HO6822
- Availability:
- In Stock - Ships same or next business day.
- Description:
- 29.4" - 34.2"
$640.19 $480.39 -
Sold Out, please call for ETA.
Seloc Publishing Manual Suzuki 96-07 2.5-300hp 4 Stroke 1602
Seloc Publishing
$73.69 $55.99Seloc Publishing Manual Suzuki 96-07 2.5-300hp 4 Stroke 1602The only marine tune-up manuals to be certified by the engine manufacturers as accurate and complete. Seloc uses easy to understand, step-by-step, illustrated procedures for the complete...- Part Number:
- 230-1602
- Availability:
- In Stock - Ships same or next business day.
- Type:
- Suzuki O/B
- Description:
- All 4 Stroke - incl. jet drives
- HP:
- 2.5-300
- Year:
- 1996-2007
$73.69 $55.99 -
Seloc Publishing Manual Yamaha 84-96 2-250hp 2&4 Stroke 1701
Seloc Publishing
$62.09 $55.99Seloc Publishing Manual Yamaha 84-96 2-250hp 2&4 Stroke 1701The only marine tune-up manuals to be certified by the engine manufacturers as accurate and complete. Seloc uses easy to understand, step-by-step, illustrated procedures for the complete...- Part Number:
- 230-1701
- Availability:
- In Stock - Ships same or next business day.
- Type:
- Yamaha O/B
- Description:
- 2 & 4 Stroke - incl. jet drives
- HP:
- 2-250
- Year:
- 1984-1996
$62.09 $55.99 -
Sherwood Pump Pump-Cat 3126 Engines P1732C
Sherwood Pump
$1,297.69 $949.99Sherwood Pump Pump-Cat 3126 Engines P1732C Impeller Kit: 17000KMinor Repair Kit: 25123Major Repair Kit: 25121- Part Number:
- 762-P1732C
- Availability:
- In Stock - Ships same or next business day.
- Engine:
- Caterpiller 3126
- Note:
- Sold w/o port elbows
$1,297.69 $949.99 -
Sherwood Pump Pump-Seawater Diesel Mc#805835 G151
Sherwood Pump
$1,190.99 $840.23Sherwood Pump Pump-Seawater Diesel Mc#805835 G151G Series StarpowerEngine Model: InboardImpeller Kit: 15000KMinor Repair Kit: 23980Major Repair Kit: 23981- Part Number:
- 762-G151
- Availability:
- In Stock - Ships same or next business day.
- Engine:
- Mercruiser Inboard
- OEM #:
- 805835
- Inlet:
- 1-1/2"
- Outlet:
- 1-1/2"
$1,190.99 $840.23 -
Sierra 26-14240 MerCruiser Oil Seal 18-0519
Sierra
$40.89 $29.23Sierra 26-14240 MerCruiser Oil Seal 18-0519- Part Number:
- 47-0519
- Availability:
- In Stock - Ships same or next business day.
$40.89 $29.23 -
Sierra 320936 OMC Seal 18-0540
Sierra
$21.09 $16.99Sierra 320936 OMC Seal 18-0540- Part Number:
- 47-0540
- Availability:
- In Stock - Ships same or next business day.
$21.09 $16.99 -
Sierra 393088 OMC Fuel Pump Kit 18-7823
Sierra
$16.29 $13.36Sierra 393088 OMC Fuel Pump Kit 18-7823- Part Number:
- 47-7823
- Availability:
- In Stock - Ships same or next business day.
$16.29 $13.36
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.