Aftermarket Parts
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Sierra Drain Screw O-Ring (Priced Per 18-4253-9
Sierra
$3.39Sierra Drain Screw O-Ring (Priced Per 18-4253-9- Part Number:
- 47-42539
- Availability:
- In Stock - Ships same or next business day.
$3.39 -
Sold Out, please call for ETA.
Sierra Drain Tap Cylinder Block 8073 18-4216
Sierra
$0.00Sierra Drain Tap Cylinder Block 8073 18-4216- Part Number:
- 47-4216
- Availability:
- In Stock - Ships same or next business day.
- Application:
- Cylinder Block
- Size:
- 10 x 1
- OEM #:
- Volvo 807036
$0.00 -
Sold Out, please call for ETA.
Sierra Driftwood Oil Pressur 0-80 Psi 61550P
Sierra
$53.29 $39.91Sierra Driftwood Oil Pressur 0-80 Psi 61550PBlack graphics on a light gray dial background. Very low profile bezels follow the curve of the lens to eliminate water "trapping". Pointers are white with a black hub. Graphics light through the dial in blue...- Part Number:
- 11-61550P
- Availability:
- In Stock - Ships same or next business day.
- Size:
- 2"
- Type:
- Oil Pressure - Electrical
- Dial Range:
- 0-80 psi
- Sender Code:
- C
$53.29 $39.91 -
Sold Out, please call for ETA.
Sierra Drive Assembly OMC 18-5679
Sierra
$40.19 $1.30Sierra Drive Assembly OMC 18-5679- Part Number:
- 47-5679
- Availability:
- In Stock - Ships same or next business day.
$40.19 $1.30 -
Sold Out, please call for ETA.
Sierra Drive Bellows 875827-8 18-2755
Sierra
$0.00Sierra Drive Bellows 875827-8 18-2755- Part Number:
- 47-2755
- Availability:
- In Stock - Ships same or next business day.
- Application:
- Sail Drive 100S - AQ Drive 100 & 100B
- Replaces:
- 875827
$0.00 -
Sold Out, please call for ETA.
Sierra Drive Shaft 908087 18-2184
Sierra
$0.00Sierra Drive Shaft 908087 18-2184- Part Number:
- 47-2184
- Availability:
- In Stock - Ships same or next business day.
$0.00 -
Sierra E-Go Blast Fuel Injection Cleaner 16Oz 18-8606
Sierra
$11.65Sierra E-Go Blast Fuel Injection Cleaner 16Oz 18-8606For: Mercury; Yamaha; Honda. Replaces Mercury 92-8M0062765Cleans all fuel injector typesPrevents rough idling and stallingReduces intake and port depositsMaximizes fuel economy- Part Number:
- 47-8606
- Availability:
- In Stock - Ships same or next business day.
- Size:
- 16 Fl. oz.
$11.65 -
Sierra E-Tec Drain Screw 18-4255
Sierra
$5.59 $5.43Sierra E-Tec Drain Screw 18-4255For: All E-Tec.- Part Number:
- 47-4255
- Availability:
- In Stock - Ships same or next business day.
- Description:
- w/o magnet
- Fits:
- Replaces J/E 307551
$5.59 $5.43 -
Sierra E/J Water Pumpkit 391698 55-235 18-3400
Sierra
$54.69 $43.92Sierra E/J Water Pumpkit 391698 55-235 18-3400- Part Number:
- 47-3400
- Availability:
- In Stock - Ships same or next business day.
$54.69 $43.92 -
Sold Out, please call for ETA.
Sierra E5244710000 F/Pump Diaphragm 18-7842
Sierra
$28.19 $1.30Sierra E5244710000 F/Pump Diaphragm 18-7842- Part Number:
- 47-7842
- Availability:
- In Stock - Ships same or next business day.
$28.19 $1.30 -
Sierra Eclipse 2 O/B Water Temp Kit 68402P
Sierra
$109.79 $76.72Sierra Eclipse 2 O/B Water Temp Kit 68402PSmart white and blue graphics on a black dial background; these very low profile bezels follow the curve of the lense to eliminate water trapping. Design with domed glass sheds water and resists scratching...- Part Number:
- 11-68402P
- Availability:
- In Stock - Ships same or next business day.
- Size:
- 2"
- Type:
- Water Temp Kit - Outboard (Cold/Hot)
- Dial Range:
- 100 Deg - F-220 Deg - F
- Sender Code:
- J included
$109.79 $76.72 -
Sold Out, please call for ETA.
Sierra Eclipse 2 Trimevin/John O/B 68403P
Sierra
$52.89 $37.96Sierra Eclipse 2 Trimevin/John O/B 68403PSmart white and blue graphics on a black dial background; these very low profile bezels follow the curve of the lense to eliminate water trapping. Design with domed glass sheds water and resists scratching...- Part Number:
- 11-68403P
- Availability:
- In Stock - Ships same or next business day.
- Size:
- 2"
- Type:
- Trim - Evinrude/Johnson Outboard
- Dial Range:
- Up-Down
- Sender Code:
- Engine Mfr. Supply
$52.89 $37.96 -
Sold Out, please call for ETA.
Sierra Eclipse 3 Speedo Kit 0-35Mph 68395P
Sierra
$84.79 $1.30Sierra Eclipse 3 Speedo Kit 0-35Mph 68395PSmart white and blue graphics on a black dial background; these very low profile bezels follow the curve of the lense to eliminate water trapping. Design with domed glass sheds water and resists scratching...- Part Number:
- 11-68395P
- Availability:
- In Stock - Ships same or next business day.
- Size:
- 3"
- Type:
- Speedo Kit (includes pitot and hose)
- Dial Range:
- 5-35 mph
- Sender Code:
- G included
$84.79 $1.30 -
Sold Out, please call for ETA.
Sierra Eclipse 3 Speedo Kit 0-80Mph 68397P
Sierra
$89.99 $1.30Sierra Eclipse 3 Speedo Kit 0-80Mph 68397PSmart white and blue graphics on a black dial background; these very low profile bezels follow the curve of the lense to eliminate water trapping. Design with domed glass sheds water and resists scratching...- Part Number:
- 11-68397P
- Availability:
- In Stock - Ships same or next business day.
- Size:
- 3"
- Type:
- Speedo Kit (includes pitot and hose)
- Dial Range:
- 20-80 mph
- Sender Code:
- G included
$89.99 $1.30 -
Sierra Eclipse 3 Tach/Hour-7000Rpm 68400P
Sierra
$228.99 $156.21Sierra Eclipse 3 Tach/Hour-7000Rpm 68400PSmart white and blue graphics on a black dial background; these very low profile bezels follow the curve of the lense to eliminate water trapping. Design with domed glass sheds water and resists scratching...- Part Number:
- 11-68400P
- Availability:
- In Stock - Ships same or next business day.
- Size:
- 3"
- Type:
- Tach/Hourmeter - Petrol/Gas
- Dial Range:
- 0-7000 rpm
- Sender Code:
- O/B Alt or Coil
$228.99 $156.21 -
Sold Out, please call for ETA.
Sierra Eclipse 6-Gauge Set W-Tach-Hr 69713P
Sierra
$402.99 $3.90Sierra Eclipse 6-Gauge Set W-Tach-Hr 69713PSmart white and blue graphics on a black dial background; these very low profile bezels follow the curve of the lense to eliminate water trapping. Design with domed glass sheds water and resists scratching...- Part Number:
- 11-69713P
- Availability:
- In Stock - Ships same or next business day.
- Size:
- -
- Type:
- 6 Gauge Set - Tach/Hourmeter (to 7 -000 rpm) - Speedometer (to 65 mph) - Voltmeter (12-volt systems) - Fuel (requires tank with 240-33 ohm sender) - Water Temp 120-240 Deg - - Oil Pressure 0-80 psi
- Sender Code:
- C - D - F
$402.99 $3.90 -
Sold Out, please call for ETA.
Sierra Eclipse GPS Speedo 60Mph 781-684-060P
Sierra
$140.29 $1.30Sierra Eclipse GPS Speedo 60Mph 781-684-060PProvides accurate speed over ground readings and heading information all in one attractive package. This product is ideal for all speed applications and is particularly useful for slow and high speeds where...- Part Number:
- 11-781684060P
- Availability:
- In Stock - Ships same or next business day.
- Model:
- Eclipse - Black - Domed
- Size:
- 3"
- Type:
- GPS Speedometer
- Dial Range:
- 0-60 mph
$140.29 $1.30 -
Sierra Eclipse Hourmeter 10000 Hrs 68391P
Sierra
$96.19 $67.10Sierra Eclipse Hourmeter 10000 Hrs 68391PSmart white and blue graphics on a black dial background; these very low profile bezels follow the curve of the lense to eliminate water trapping. Design with domed glass sheds water and resists scratching...- Part Number:
- 11-68391P
- Availability:
- In Stock - Ships same or next business day.
- Size:
- 2"
- Type:
- Hourmeter
- Dial Range:
- 10 -000 hrs.
- Sender Code:
- N/R
$96.19 $67.10 -
Sierra Eclipse O/B 4 Gauge Set 68412P
Sierra
$319.29 $226.14Sierra Eclipse O/B 4 Gauge Set 68412PSmart white and blue graphics on a black dial background; these very low profile bezels follow the curve of the lense to eliminate water trapping. Design with domed glass sheds water and resists scratching...- Part Number:
- 11-68412P
- Availability:
- In Stock - Ships same or next business day.
- Size:
- -
- Type:
- 4 Gauge Set - Tach (to 7 -000 rpm) - Speedometer (to 65 mph) - Voltmeter (12-volt systems) - Fuel (requires tank with 240-33 ohm sender)
- Sender Code:
- F
$319.29 $226.14 -
Sierra Eclipse-2Nd Eng Gauge Set-Ib 69726P
Sierra
$272.49 $185.71Sierra Eclipse-2Nd Eng Gauge Set-Ib 69726PSmart white and blue graphics on a black dial background; these very low profile bezels follow the curve of the lense to eliminate water trapping. Design with domed glass sheds water and resists scratching...- Part Number:
- 11-69726P
- Availability:
- In Stock - Ships same or next business day.
- Size:
- -
- Type:
- Inboard 4 Gauge Set - Tach (to 7 -000 rpm) - Voltmeter (8-18 VDC 12-volt systems) - Oil Pressure (0-80 psi) - Water Temp (120 Deg --240 Deg -F)
- Sender Code:
- C - D - F
$272.49 $185.71
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.