Aftermarket Parts
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Sierra Lido 3 Tachometer 7K Rpm 65693P
Sierra
$132.59 $91.60Sierra Lido 3 Tachometer 7K Rpm 65693PFeatures 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 red...- Part Number:
- 11-65693P
- 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
$132.59 $91.60 -
Sierra Manifold-GM 5.0-5.7L Vp#856883 18-1931-1
Sierra
$489.39 $354.99Sierra Manifold-GM 5.0-5.7L Vp#856883 18-1931-1Sierra manifolds are painted; packaged and leak tested.- Part Number:
- 47-19311
- Availability:
- In Stock - Ships same or next business day.
- Replaces:
- Volvo 835804 - 856883
- Application:
- Port & Starboard - AQ200D - 200F - 225D - 225E - 225F - 255B - 260A - 271A - 280A - 290A -
311A - AQ500 - 570 - BB225 - 225AV - 225B - 260A - 260AV - 260B - 260C (mounting package included).
Uses mounting kit 8511
$489.39 $354.99 -
Sierra Marine Flame-Thrower 40000 Volt Hi-Performance Ignition Coil 18-5466
Sierra
$118.39 $93.99Sierra Marine Flame-Thrower 40000 Volt Hi-Performance Ignition Coil 18-5466- Part Number:
- 47-5466
- Availability:
- In Stock - Ships same or next business day.
$118.39 $93.99 -
Sierra Marine Gear Lube High Performance 5 Gallon 18-9650-5
Sierra
$314.49 $229.99Sierra Gear Lube-Hi Perf 5Gal 18-9650-5Reduces operating friction for increased performance and protection of gears; bearings; and other gear case components. Recommended for use in high performance and highload operating conditions in both outboard and...- Part Number:
- 47-96505
- Availability:
- In Stock - Ships same or next business day.
- Size:
- 5 Gallons
$314.49 $229.99 -
Sierra Mounting Kit Crusader 18-8515
Sierra
$22.19 $17.13Sierra Mounting Kit Crusader 18-8515- Part Number:
- 47-8515
- Availability:
- In Stock - Ships same or next business day.
$22.19 $17.13 -
Sierra Mounting Kit Crusader 18-8547
Sierra
$26.49Sierra Mounting Kit Crusader 18-8547- Part Number:
- 47-8547
- Availability:
- In Stock - Ships same or next business day.
$26.49 -
Sierra Mounting Kit-Exhaust Manifold Vp5.0-5.7L 18-8511
Sierra
$47.99 $34.80Sierra Mounting Kit-Exhaust Manifold Vp5.0-5.7L 18-8511- Part Number:
- 47-8511
- Availability:
- In Stock - Ships same or next business day.
$47.99 $34.80 -
Sierra Needle Valve MerCruiser #1395-9022 18-7295
Sierra
$10.49 $8.46Sierra Needle Valve MerCruiser #1395-9022 18-7295- Part Number:
- 47-7295
- Availability:
- In Stock - Ships same or next business day.
$10.49 $8.46 -
Sierra Needle Valve Yamaha #6E8-14390-12 18-7056
Sierra
$26.69 $21.06Sierra Needle Valve Yamaha #6E8-14390-12 18-7056- Part Number:
- 47-7056
- Availability:
- In Stock - Ships same or next business day.
$26.69 $21.06 -
Sierra Needle Valve-Hon#16011-Zv4-005 18-7047
Sierra
$40.69 $34.99Sierra Needle Valve-Hon#16011-Zv4-005 18-7047- Part Number:
- 47-7047
- Availability:
- In Stock - Ships same or next business day.
$40.69 $34.99 -
Sierra O Ring Mc/Omc303067 55-273 18-7116
Sierra
$2.13Sierra O Ring Mc/Omc303067 55-273 18-7116- Part Number:
- 47-7116
- Availability:
- In Stock - Ships same or next business day.
$2.13 -
Sold Out, please call for ETA.
Sierra O Ring Volvo 125017-4 18-7178
Sierra
$5.99 $4.29Sierra O Ring Volvo 125017-4 18-7178- Part Number:
- 47-7178
- Availability:
- In Stock - Ships same or next business day.
$5.99 $4.29 -
Sold Out, please call for ETA.
Sierra O-Ring MerCruiser 25-29439 18-7156
Sierra
$1.52Sierra O-Ring MerCruiser 25-29439 18-7156- Part Number:
- 47-7156
- Availability:
- In Stock - Ships same or next business day.
$1.52 -
Sierra OMCvolvo Sx O/D Mounting Kit 18-2699
Sierra
$7.09 $5.94Sierra OMCvolvo Sx O/D Mounting Kit 18-2699Use 18-2362 mounting nuts.Contains: O-ring SIE 7513 and 2 outdrive seals SIE 2996.- Part Number:
- 47-2699
- Availability:
- In Stock - Ships same or next business day.
- Fits:
- Volvo SX Drives
$7.09 $5.94 -
Sierra P Fuel Pump Electric Jv385081 18-7331
Sierra
$286.79 $194.11Sierra P Fuel Pump Electric Jv385081 18-7331- Part Number:
- 47-7331
- Availability:
- In Stock - Ships same or next business day.
$286.79 $194.11 -
Sierra Pivot Pin 2/Pk 18-2466-9
Sierra
$12.84Sierra Pivot Pin 2/Pk 18-2466-9- Part Number:
- 47-24669
- Availability:
- In Stock - Ships same or next business day.
$12.84 -
Sierra Plug 3/4 Blacksteel 18-4258
Sierra
$7.49 $6.03Sierra Plug 3/4 Blacksteel 18-4258- Part Number:
- 47-4258
- Availability:
- In Stock - Ships same or next business day.
$7.49 $6.03 -
Sierra Points Merc/OMC 34235T 18-5311
Sierra
$15.39 $12.58Sierra Points Merc/OMC 34235T 18-5311- Part Number:
- 47-5311
- Availability:
- In Stock - Ships same or next business day.
$15.39 $12.58 -
Sierra Premier Pro Fuel Gauge 62718P
Sierra
$75.69 $53.53Sierra Premier Pro Fuel Gauge 62718PFog free with a crisp; modern look: black dial with white and blue graphics that back-light red at night. When illuminated; advanced light piping distributes light evenly across dial; and into the staff of the pointer...- Part Number:
- 11-62718P
- Availability:
- In Stock - Ships same or next business day.
- Size:
- 2"
- Type:
- Fuel
- Dial Range:
- E-1/2-F
- Sender Code:
- F
$75.69 $53.53 -
Sierra Riser-Exhaust Crusader# 97772 18-1927
Sierra
$292.49 $241.69Sierra Riser-Exhaust Crusader# 97772 18-1927Sierra manifolds are painted; packaged and leak tested.- Part Number:
- 47-1927
- Availability:
- In Stock - Ships same or next business day.
- Replaces:
- Crusader 97772
$292.49 $241.69
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.