Aftermarket Parts
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Sierra Sahara Water Press Kit 40 Psi 69870P
Sierra
$141.09 $117.99Sierra Sahara Water Press Kit 40 Psi 69870PBlack 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:
- 11-69870P
- Availability:
- In Stock - Ships same or next business day.
- Size:
- 2"
- Type:
- Outboard Water Pressure
- Dial Range:
- 40 psi
- Sender Code:
- WP included
$141.09 $117.99 -
Sierra Thermostat Kit-Omc-Vp 2.5-3.0L 18-3670
Sierra
$43.19 $33.99Sierra Thermostat Kit-Omc-Vp 2.5-3.0L 18-3670- Part Number:
- 47-3670
- Availability:
- In Stock - Ships same or next business day.
- Description:
- T-Stat Kit: OMC 140 (1980-81) - 2.5l & 3.0l - 1982-88
$43.19 $33.99 -
Sierra V-Belt 18-15455
Sierra
$17.79 $12.19Sierra V-Belt 18-15455High strength synthetic cords resist shockload failure.The compression section is a special rubber compound that assures smooth and even transfer of load forces to the cords.Cogs are molded to precise engineering tolerances to...- Part Number:
- 47-15455
- Availability:
- In Stock - Ships same or next business day.
- Eff. Length:
- 45-1/2"
- Top Width:
- 29/64"
- OEM #:
- OMC 908929 - Volvo 3852464
$17.79 $12.19 -
Uflex Adaptor Kit For Merc with C2/C8/ K56
Uflex
$36.49 $24.58Uflex Adaptor Kit For Merc with C2/C8/ K56- Part Number:
- 216-K56
- Availability:
- In Stock - Ships same or next business day.
- Description:
- Adapts C2 - C8 - MACHZero and all 33C style cables for use with Mercury - engines
$36.49 $24.58 -
Uflex Cable Clamp C2 8 & 0 Cables L14
Uflex
$15.29 $11.11Uflex Cable Clamp C2 8 & 0 Cables L14Fits C2, C8, MACHZero and all 33C style cables.- Part Number:
- 216-L14
- Availability:
- In Stock - Ships same or next business day.
- Description:
- Cable Clamp
$15.29 $11.11 -
Uflex Dual Straight Lvr/Sgl/F Mount/ B50
Uflex
$578.99 $427.99Uflex Dual Straight Lvr/Sgl/F Mount/ B50 Two lever/ single action for shift OR throttle. Flush mount suitable for exposed positions such as flying bridge Made of marine aluminum with chrome plated lever Available with straight or bent...- Part Number:
- 216-B50
- Availability:
- In Stock - Ships same or next business day.
- Description:
- Throttle and shift
- Type:
- Straight Lever
$578.99 $427.99 -
Uflex Side Mount Dual Lever Rem Control B49
Uflex
$260.09 $199.99Uflex Side Mount Dual Lever Rem Control B49 Suitable for outboard powered boats Made of nylon fiberglass with anodized aluminum levers Left or right side mount installation Direct connection to Merc Gen I cables K23 connection kit is...- Part Number:
- 216-B49
- Availability:
- In Stock - Ships same or next business day.
- Description:
- Black
$260.09 $199.99 -
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 -
Centek 3.50 x 4.00 Coupler 1200222
Centek
$121.39 $93.54Centek 3.50 x 4.00 Coupler 1200222These fittings are made of the same fiberglass and fire retardant resins used to make Vernatube. Fittings, couplings and elbows are lightweight, strong, non-corroding and durable.- Part Number:
- 383-1200222
- Availability:
- In Stock - Ships same or next business day.
- OD:
- 3-1/2" to 4"
- Length:
- 10-1/2"
$121.39 $93.54 -
Centek Reducer Coupling-2" To 1.5" 1200410
Centek
$62.39 $49.99Centek Reducer Coupling-2" To 1.5" 1200410 These fittings are made of the same fiberglass and fire retardant resins used to make Vernatube. Fittings, couplings and elbows are lightweight, strong, non-corroding and durable.- Part Number:
- 383-1200410
- Availability:
- In Stock - Ships same or next business day.
- OD:
- 1-1/2" to 2"
- Length:
- 6.2
$62.39 $49.99 -
Centek Vernalift Side In/Top Out Muffler 2IN SI/TO 6x6 1500025
Centek
$290.59 $229.99Extremely effective in reducing engine exhaust noise and preventing water from returning to the engine. High strength design provides a significant safety margin over other existing fiberglass lift mufflers. Exceeds ABYC specifications. For Gas/Diesel...- Part Number:
- 383-1500025
- Availability:
- In Stock - Ships same or next business day.
$290.59 $229.99 -
CRC 6-56 Gallon 6008
CRC
$77.99 $60.39CRC 6-56 Gallon 6008 Drives out moisture to help start wet engines. Lubricates and protects against saltwater corrosion. Loosens rusted parts.- Part Number:
- 77-06008
- Availability:
- In Stock - Ships same or next business day.
- Size:
- Gallon
$77.99 $60.39 -
Jabsco Impeller Kit Packaged 22405-0001-P
Jabsco
$48.29 $32.99Jabsco Impeller Kit Packaged 22405-0001-P- Part Number:
- 6-224050001P
- Availability:
- In Stock - Ships same or next business day.
- Fig.:
- D
- Type:
- Neoprene
- Blades:
- 6
- Size:
- 1-9/16"
- Depth:
- 3/4"
- Drive Type:
- 1
$48.29 $32.99 -
Sold Out, please call for ETA.
Jabsco Service Kit 90061-0001
Jabsco
$66.99 $42.28Jabsco Service Kit 90061-0001- Part Number:
- 6-900610001
- Availability:
- In Stock - Ships same or next business day.
- Description:
- Service Kit
$66.99 $42.28 -
Johnson Pump Johnson F5B Impeller Kit 09-1027B-1
Johnson Pump
$59.49 $42.99Johnson Pump Johnson F5B Impeller Kit 09-1027B-1 Remember that the impeller should be replaced every year with a Johnson Pump Brand original impeller to ensure it matches your pump exactly. Remove the impeller with a slip joint plier or an Impeller.- Part Number:
- 189-091027B1
- Availability:
- In Stock - Ships same or next business day.
- Description:
- MC97
- Blades:
- 12
- Dia.:
- 2.25"
$59.49 $42.99 -
Martyr Anodes Anode De-Icer Zinc Cmdeicerz
Martyr Anodes
$13.99 $9.89Martyr Anodes Anode De-Icer Zinc CmdeicerzAluminum for salt and brackish waterMagnesium for fresh waterZinc for salt water- Part Number:
- 194-CMDEICERZ
- Availability:
- In Stock - Ships same or next business day.
- Material:
- Zinc
$13.99 $9.89 -
Martyr Anodes Anode Vp Dps S Mag Cm3841427M
Martyr Anodes
$27.79 $19.09Martyr Anodes Anode Vp Dps S Mag Cm3841427MAlways check propeller clearance after installing new trim tab anodes. Aluminum for salt and brackish water, magnesium for fresh water, zinc for salt water.- Part Number:
- 194-CM3841427M
- Availability:
- In Stock - Ships same or next business day.
- Description:
- SX-A/ DPS Transom Shield
- Material:
- Magnesium
$27.79 $19.09 -
Martyr Anodes Grouper Anode Aluminum Cmgroupera
Martyr Anodes
$88.49 $57.99Martyr Anodes Grouper Anode Aluminum Cmgroupera 15' of cableDo Not connect to batteryZinc for saltwaterMagnesium for use in fresh waterAluminum for salt and brackish water- Part Number:
- 194-CMGROUPERA
- Availability:
- In Stock - Ships same or next business day.
- Size:
- 8-1/4" x 3-1/4" x 1-3/8"
- Material:
- Aluminum
$88.49 $57.99 -
Martyr Anodes Mercury Aluminum Trim Tab Flat Gen II Cm762145A
Martyr Anodes
$15.79 $10.99Martyr Anodes Mercury Aluminum Trim Tab Flat Gen II Cm762145A Aluminum for salt and brackish waterMagnesium for fresh waterZinc for salt water- Part Number:
- 194-CM762145A
- Availability:
- In Stock - Ships same or next business day.
- Description:
- New Generation Merc
- Material:
- Aluminum
$15.79 $10.99 -
Martyr Anodes Mercury Zinc Gimbal Bolt Head Cm55989Z
Martyr Anodes
$6.29 $3.97Martyr Anodes Mercury Zinc Gimbal Bolt Head Cm55989ZAluminum for salt and brackish waterMagnesium for fresh waterZinc for salt water- Part Number:
- 194-CM55989Z
- Availability:
- In Stock - Ships same or next business day.
- Description:
- Alpha Gimbal HSG
- Material:
- Zinc
$6.29 $3.97
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.