Aftermarket Parts
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Seastar Bleeder Tee Horz 3/8 Tube (2) Hf5520
Seastar
$137.49 $93.91Seastar Bleeder Tee Horz 3/8 Tube (2) Hf5520All 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-HF5520
- Availability:
- In Stock - Ships same or next business day.
- Type:
- Horizontal bleeder tee
- Material:
- Aluminum/Brass
- Bag:
- 2
$137.49 $93.91 -
Seastar Bulk Head Hose Kits 22' 2/Bx Ho8122
Seastar
$387.79 $319.99Seastar Bulk Head Hose Kits 22' 2/Bx Ho8122 SeaStar® Bulkhead Hose Kits assure a neat hydraulic steering installation. Each hose has an integral bulkhead fitting for tidy routing of hoses through a splashwell bulkhead, helping to eliminate excess...- Part Number:
- 1-HO8122
- Availability:
- In Stock - Ships same or next business day.
- Length:
- 22'
- Box:
- 2
$387.79 $319.99 -
Seastar Cable Conn Kit 212151003
Seastar
$56.89 $39.13Seastar Cable Conn Kit 212151003- Part Number:
- 1-212151003
- Availability:
- In Stock - Ships same or next business day.
- Description:
- 3300/33C/OEM Cable Adapter Kit
- For:
- Mounts 3300/33C and some OEM type cables to control
$56.89 $39.13 -
Seastar Clamp Block Kit Stainless Sa27149P
Seastar
$293.89 $187.44Seastar Clamp Block Kit Stainless Sa27149P- Part Number:
- 1-SA27149P
- Availability:
- In Stock - Ships same or next business day.
- Description:
- Outdoor Clamp Block - Stainless Steel for outboard engines
$293.89 $187.44 -
Seastar Control Adaptor - OMC 304939
Seastar
$212.19 $169.99Seastar Control Adaptor - OMC 304939 For 3300/33C style cables- Part Number:
- 1-304939
- Availability:
- In Stock - Ships same or next business day.
- Description:
- OMC/Johnson/Evinrude - 1979 On
$212.19 $169.99 -
Sold Out, please call for ETA.
Seastar Cylinder Hose Kit 18" S Star Ha5731
Seastar
$130.09 $121.99Seastar Cylinder Hose Kit 18" S Star Ha5731 Contains two hoses 18" long. For single cylinder applications. Supplied with 1/2" swivel flare nuts on each end. Required of steering systems installed with copper tubing to accommodate slight cylinder...- Part Number:
- 1-HA5731
- Availability:
- In Stock - Ships same or next business day.
$130.09 $121.99 -
Seastar Fill & Vent Plug Kit SStar3 Ha5450
Seastar
$134.29 $109.99Seastar Fill & Vent Plug Kit SStar3 Ha5450 Will facilitate filling and purging of steering system at a more convenient and accessible area than at a helm pump. Contains thru-dash fitting, waterproof vent plug, elbow fittings and 18" of vinyl tube.- Part Number:
- 1-HA5450
- Availability:
- In Stock - Ships same or next business day.
- Description:
- For Capilano Systems
$134.29 $109.99 -
Seastar Helm Safe-T Qc Sngl Eng with Tilt Sh91523-1P
Seastar
$160.19 $144.70Seastar Helm Safe-T Qc Sngl Eng with Tilt Sh91523-1PSingle cable tilt helm for inboards and power-assisted stern drives.Quick connect feature on both sides of helm allow port side helm mount without need for an adaptor. The Quick connect snap in place...- Part Number:
- 1-SH915231P
- Availability:
- In Stock - Ships same or next business day.
- Description:
- Tilt Helm w/quick connect
$160.19 $144.70 -
Sold Out, please call for ETA.
Seastar Helm-Seastar 2.0 Hh5273-3
Seastar
$1,033.99 $913.67Seastar Helm-Seastar 2.0 Hh5273-3Efficient, safe and reliable. Easy to install. Feature helm rotor supported by 3 roller bearings, ball bearing piston race, simplified integrated metal construction, field replaceable shaft seal, 1/4'' NPT port threads,...- Part Number:
- 1-HH52733
- Availability:
- In Stock - Ships same or next business day.
- Type:
- SeaStar 2.0
- Mount:
- Front
$1,033.99 $913.67 -
Sold Out, please call for ETA.
Seastar Helm-Seastar 2.4 Classic Tilt Hh6542-3
Seastar
$1,507.29 $1,330.06Seastar Helm-Seastar 2.4 Classic Tilt Hh6542-3Unsurpassed performance and flexibility with smooth operation and feel, 48°, of tilt and 5 lock positions. Fits most styled and formed dashes. Preloaded dual taper bearings ensure minimal excess free play...- Part Number:
- 1-HH65423
- Availability:
- In Stock - Ships same or next business day.
- Model:
- 2.4
$1,507.29 $1,330.06 -
Sold Out, please call for ETA.Special Order! See availaility for details
Seastar Helm-Seastar Fm 1.7 Commercial Hh5217-3
Seastar
$939.29 $831.58Seastar Helm-Seastar Fm 1.7 Commercial Hh5217-3Efficient, safe and reliable. Easy to install. Feature helm rotor supported by 3 roller bearings, ball bearing piston race, simplified integrated metal construction, field replaceable shaft seal, 1/4'' NPT...- Part Number:
- 1-HH52173
- Availability:
- In Stock - Ships same or next business day.
- Type:
- SeaStar 1.7 Commercial Duty
- Mount:
- Front
$939.29 $831.58 -
Seastar Hose Kit-2Pc Seastar O/B 10 Ft Ho5110
Seastar
$188.59 $137.61Seastar Hose Kit-2Pc Seastar O/B 10 Ft Ho5110Includes 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-HO5110
- Availability:
- In Stock - Ships same or next business day.
- Length:
- 10'
- Box:
- 2
$188.59 $137.61 -
Seastar Hose Kit-2Pc Seastar O/B 2 Ft Ho5102
Seastar
$193.79 $159.99Seastar Hose Kit-2Pc Seastar O/B 2 Ft Ho5102 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-HO5102
- Availability:
- In Stock - Ships same or next business day.
- Length:
- 2'
- Box:
- 2
$193.79 $159.99 -
Seastar Kit Changes Hc4645 Into Hc4658 Ha4643
Seastar
$157.79 $118.22Seastar Kit Changes Hc4645 Into Hc4658 Ha4643Converts HC4645 into HC4658- Part Number:
- 1-HA4643
- Availability:
- In Stock - Ships same or next business day.
- Description:
- Adapter Plate
$157.79 $118.22 -
Seastar Morse Pivot-30 Series 39471
Seastar
$22.99 $19.99Seastar Morse Pivot-30 Series 39471- Part Number:
- 1-039471
- Availability:
- In Stock - Ships same or next business day.
- Cable:
- 3300
- A:
- 43236
- B:
- 43297
- C:
- 43167
- D:
- 43297
- E:
- 1"
$22.99 $19.99 -
Seastar Nylon Tube 3/8 x 50' 15.2 M Ht5095
Seastar
$213.19 $169.99Seastar Nylon Tube 3/8 x 50' 15.2 M Ht5095 3/8" nylon tubing. Recommended for SeaStar I sterndrive, seadrive and inboard systems only. Do not use on outboard systems. Not recommended for use with any 2.0 or 2.4 helm pumps.- Part Number:
- 1-HT5095
- Availability:
- In Stock - Ships same or next business day.
- Length:
- 50'
$213.19 $169.99 -
Seastar Perf No-Feedback Tilt Helm Single Sh91526P
Seastar
$336.69 $249.99Seastar Perf No-Feedback Tilt Helm Single Sh91526P Single cable No Feedback tilt helm. For engines up to V6 where single cable steering is used. Requires separate tilt mechanism SH91800P.- Part Number:
- 1-SH91526P
- Availability:
- In Stock - Ships same or next business day.
$336.69 $249.99 -
Seastar Seal Kit F/O.B Side Mount Cyl Hs5153
Seastar
$105.49 $74.39Seastar Seal Kit F/O.B Side Mount Cyl Hs5153 Seal Kit For O/B Side Mount Cylinder For HC5370 & HC5371 cylinders- Part Number:
- 1-HS5153
- Availability:
- In Stock - Ships same or next business day.
$105.49 $74.39 -
Seastar Spacer Kit O/B Cylinder Hp6036
Seastar
$67.69 $54.99Seastar Spacer Kit O/B Cylinder Hp6036- Part Number:
- 1-HP6036
- Availability:
- In Stock - Ships same or next business day.
- Description:
- Pivot cylinder mounting hardware kit for outboard front mount cylinder
$67.69 $54.99 -
Sold Out, please call for ETA.
Seastar Steerng Kit-Pro Hyd W-18' Hose Hk7518A-3
Seastar
$2,452.79 $2,052.27Seastar Steerng Kit-Pro Hyd W-18' Hose Hk7518A-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-HK7518A3
- Availability:
- In Stock - Ships same or next business day.
- Description:
- Steering kit w/18' hoses
$2,452.79 $2,052.27
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.
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Marine Engine Parts & Maintenance Essentials
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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
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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
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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
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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.
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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.