MerCruiser Parts
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Sierra EXHAUST FLAPPER 5-6 INCH 18-4458
Sierra
$78.09 $58.82Sierra_47 - 18-4458 EXHAUST FLAPPER 5-6 INCH EXHAUST PROTECTOR VALVE (Sierra) Includes: • Stainless steel hose clamp • Weather resistant rubber flapper valve Replaces OEM No: Volvo# 834438-4 Size 5" & 6" Alternate - SIE...- Part Number:
- 47-4458
- Availability:
- In Stock - Ships same or next business day.
$78.09 $58.82 -
Sierra MerCruiser Alpha gen 2 U-Joint Drive shaft bellows bellow 816431a1 18-2747
Sierra
$113.29 $52.99MerCruiser Drive Shaft Bellows For MerCruiser Alpha gen 2 Transom AssembliesReplaces oem Part Number - 816431a1Sierra Part Number: 18-2747- Part Number:
- 47-2747
- Availability:
- In Stock - Ships same or next business day.
$113.29 $52.99 -
OEM MerCruiser 3.0 Exhaust Riser Elbow 12076A2
Mercury Marine / Quicksilver
$412.49 $334.99OEM MerCruiser 3.0 Exhaust Riser Elbow 12076A2 Exhaust Elbow: 3.0L/3.0LX 1995+,Fits MCM 2.5L & 3.0L/LX (1982 & newer); also MCM 470 (1977-1982) Alternate - SIE 19751 18-1975 47-19751 Please confirm fitment of MerCruiser parts with your serial...- Part Number:
- 710-12076A2
- Availability:
- In Stock - Ships same or next business day.
$412.49 $334.99 -
OEM Quicksilver/Mercury 55 Amp Alternator 817119A4
Mercury Marine / Quicksilver
$350.99 $300.99OEM Quicksilver/Mercury 55 Amp Alternator 817119A4 55 amp alternator 817119A4 is for 4-cylinder MerCruiser stern drive or inboard engines made by General Motors from 1982 through 2016. It is also for V-6 and V-8 MerCruiser stern drive or inboard engines...- Part Number:
- 710-817119A4
- Availability:
- In Stock - Ships same or next business day.
- Application:
- Mando 55A: V-Belt. 1982 & newer GM 4 cyl. engines ('92 & Newer) - also fits GM V-6 & V-8 engines ('82-'96).
- Type:
- New
$350.99 $300.99 -
OEM Quicksilver/Mercury Throttle/Shift Cable G1 - 10Ft 8M0082483
Mercury Marine / Quicksilver
$57.49 $45.99OEM Quicksilver/Mercury Throttle/Shift Cable G1 - 10Ft 8M0082483 Please confirm fitment of MerCruiser parts with your serial numberPhotos and descriptions provided via Mercury may not always be accurateAll of our Mercury parts are sold and priced...- Part Number:
- 710-8M0082483
- Availability:
- In Stock - Ships same or next business day.
$57.49 $45.99 -
OEM MerCruiser V8/5.0/5.7/6.2 Serpentine Belt 57-861049 57-861049Q
Mercury Marine / Quicksilver
$131.49 $112.99OEM MerCruiser V8/5.0/5.7/6.2 Serpentine Belt 57-861049 57-861049Q Replaces: 57-861049, 57-861049Q Please confirm fitment of MerCruiser parts with your serial numberPhotos and descriptions provided via Mercury may not always be accurateAll of our...- Part Number:
- 710-57-861049Q
- Availability:
- In Stock - Ships same or next business day.
$131.49 $112.99 -
OEM Mercury / Quicksilver 496 Sea Water Pump w/o Air Fittings 46-8M0139994
Mercury Marine / Quicksilver
$857.49 $729.99Mercury / Quicksilver SEA PUMP KIT 46-8M0139994- Part Number:
- 710-46-8M0139994
- Availability:
- In Stock - Ships same or next business day.
$857.49 $729.99 -
OEM Mercury Gen 2 Throttle & Shift Cable - 19Ft 8M0082542
Mercury Marine / Quicksilver
$75.40 $59.99OEM Quicksilver/Mercury Throttle/Shift Cable G2 - 19Ft 8M0082542 Please confirm fitment of MerCruiser parts with your serial numberPhotos and descriptions provided via Mercury may not always be accurateAll of our Mercury parts are sold and priced...- Part Number:
- 710-8M0082542
- Availability:
- In Stock - Ships same or next business day.
- Size:
- 19ft
- Type:
- Gen 2
$75.40 $59.99 -
OEM Quicksilver/Mercury V-Belt- 40" 57-69143Q
Mercury Marine / Quicksilver
$32.99 $27.99OEM Quicksilver/Mercury V-Belt- 40" 57-69143Q V-belt 69143Q is 40 inches/1, 016 mm long to fit MerCruiser stern drive and inboard engines. It is the same belt as installed by MerCruiser. See your owner's manual or service manual for specific...- Part Number:
- 710-57-69143Q
- Availability:
- In Stock - Ships same or next business day.
$32.99 $27.99 -
Sold Out, please call for ETA.
SEI MerCruiser Bravo Trim Cylinder Ram (Port) 98703A26 8M0108279 9B-121-02
SEI Marine
$175.00SEI MerCruiser bravo Port trim cylinder (Left side looking at the back of the boat) Replaces OEM part numbers 98703A26 & 8M0108279- Part Number:
- se-9B-121-02
- Availability:
- Dropship from SEI Florida - 1-2 business day handling time
$175.00 -
MerCruiser R, MR and Alpha Gen 1 Transom Seal Bellows Repair Kit 803098T1 With Exhaust Tube
Mercury Marine / Quicksilver
$356.99 $305.99Stern Drive Transom Seal Repair Kit 803098T1 - For MerCruiser R, MR and Alpha One Stern Drives with Exhaust Tube Stern drive transom seal repair kit 803098T1 is for MerCruiser R, MR and Alpha One stern drives with exhaust bellows. Kit contains...- Part Number:
- 710-30-803098T1
- Availability:
- In Stock - Ships same or next business day.
- Description:
- Fits R - MR & Alpha One with exhaust tubes
$356.99 $305.99 -
SEI MerCruiser Alpha Gen 1 Trim Cylinder Ram (Starboard 16-3/16 ) 14034A3
SEI Marine
$175.00SEI MerCruiser gen 1 starboard trim cylinder (Right side looking at the back of the boat) 16-3/16 Tube Length Replaces OEM part number 14034A3- Part Number:
- se-9B-106-01
- Availability:
- Dropship from SEI Florida - 1-2 business day handling time
$175.00 -
OEM MerCruiser 8.2 EC Exhaust Manifold 8M0045258 8M0099070
Mercury Marine / Quicksilver
$1,109.79 $969.99OEM MerCruiser 8.2 EC Exhaust Manifold 8M0099070 Exhaust manifold 8M0099070 is for use on MerCruiser 496 Magnum, 8.1S EC stern drive and inboard engines, 8.2L Magnum EC and 8.2L EC inboard engines (serial number 1A350340 through 2A051742)...- Part Number:
- 710-8M0099070
- Availability:
- In Stock - Ships same or next business day.
$1,109.79 $969.99 -
Martyr MerCruiser Alpha Gen 2 Anode Kit (Aluminum) CMALPHAKITA
Martyr Anodes
$74.99 $59.99Martyr Anodes Alum Merc Kit - Alpha 1 Gen Ii CmalphakitaIncludes:CM762145 Trim TabCM806105 Bearing CarrierCM821629C Driveshaft HousingCM821631 Gimbal HousingCM806189 Trim Ram (2)- Part Number:
- 194-CMALPHAKITA
- Availability:
- In Stock - Ships same or next business day.
- Material:
- Aluminum
$74.99 $59.99 -
Martyr MerCruiser Bravo 3 Anode Kit (Magnesium 2004+) CMBRAVO3KITM
Martyr Anodes
$156.29 $98.99Martyr Anodes Merc Bravo 3 Kit 04-Pres Mag Cmbravo3KitmBravo III 2004-present.Bravo 3 Kit Includes:CM762145 Trim TabCM821630C2 Driveshaft HousingCM806190 Trim Ram (2)CM762144 Trim TabCM865182C Prop Nut- Part Number:
- 194-CMBRAVO3KITM
- Availability:
- In Stock - Ships same or next business day.
- Material:
- Magnesium
$156.29 $98.99 -
On Sale
OEM MerCruiser Alpha Gen 1 Outdrive 1.47/1.50 1.62/1.65 1.81/1.84 1.94
Mercury Marine / Quicksilver
$4,554.29 $3,999.99OEM MerCruiser Alpha Gen 1 Outdrive Factory Warranty Replaces MerCruiser Gen 1 alpha outdrives 1974-1991- Part Number:
- MERC-ALPHAGEN1-OUTDRIVE
- Availability:
- Limited Stock - Please call before ordering.
$4,554.29 $3,999.99 -
High Performance OEM Oil Filter - MerCruiser Stern Drive and Inboards Engines 35-858004Q
Mercury Marine / Quicksilver
$23.43 $19.99Replacement oil filter element for MerCruiser Stern Drive and Inboard engines built by General Motors except V-6 engines with the oil filter mounted to the engine block. This filter also fits the Mercury Marine manufactured 4.5L and 6.2L engines.- Part Number:
- 710-35-858004Q
- Availability:
- In Stock - Ships same or next business day.
- Fits:
- Hi-Efficiency
$23.43 $19.99 -
MerCruiser down Elbow Tube 14478T01
Mercury Marine / Quicksilver
$215.17 $157.20MerCruiser down Elbow Tube 14478T01 Used for converting the 1 peice manifolds!Elbow tube for MerCruiser MODEL 175-205 - V6, GM 229/262 CID (1983 up to 0M SN #) Please confirm fitment of MerCruiser parts with your serial numberPhotos and descriptions...- Part Number:
- 710-14478T01
- Availability:
- In Stock - Ships same or next business day.
$215.17 $157.20 -
OEM MerCruiser HD-coated 7.4 / 454 / 502 Exhaust Manifold and Riser kit 807078T10 807988A03
Mercury Marine / Quicksilver
$1,757.96 $1,669.99OEM MerCruiser 454 and 502 Exhaust Kit Hot Dipped and coated OEM parts. Fits: • 454 and 502 center riser style engines with 4 inch risers • Approx. 1983-2002 Includes: • 2x OEM MerCriuser Manifold...- Part Number:
- K-OEM454-HD-CERAMIC
- Availability:
- Same Or Next Business Day
- Coating:
- Hot Dipped (Ceramic)
- Engine Size:
- Big Block V8 (454 and 502)
- Generation:
- Wet Joint (86-2002)
$1,757.96 $1,669.99 -
OEM MerCruiser V6/V8 Alpha Serpentine Belt 861758Q 57-861758 57-861758Q
Mercury Marine / Quicksilver
$96.99 $82.99OEM MerCruiser V6/V8 Alpha Serpentine Belt 861758Q 57-861758 57-861758Q Replaces: 861758Q 57-861758 57-861758Q Engines Models May Include:96+ 4.3,50,5.7 With standard cooling and 5 3/4 inch pulley Please confirm fitment of MerCruiser parts with your...- Part Number:
- 710-57-861758Q
- Availability:
- In Stock - Ships same or next business day.
$96.99 $82.99
MerCruiser I/O & Onboard
When it comes to boat engines, the name MerCruiser stands out as one of the finest and most respected in the industry. Unlike competitors that adapt automobile engines for marine use, MerCruiser inboard and outboard engines are designed from the ground up specifically for boats—ensuring no compromise in design or construction. At PowerBoatSupply.com, we help customers find any MerCruiser part they need to get the most out of their boating experience.
Inboard and Outboard MerCruiser Engines
MerCruiser offers inboard and outboard engines for nearly every type of recreational boat. At PowerBoatSupply.com, we support customers who own or service MerCruiser engines by providing OEM-certified parts. Whether you need a new transom assembly or parts for your MerCruiser exhaust, we supply the replacement components you need. Looking for MerCruiser repower engines? We carry a full range of options to help you find the perfect new powerplant for your boat.
MerCruiser Inboard & Outboard Engine Parts
Our comprehensive inventory of MerCruiser engine parts ensures you’ll always find the components and accessories required for your boat’s inboard or outboard motor. From oil and filters to anodes, we have everything to keep your engine performing at its best. Our full selection of outdrive parts and tools are OEM-certified, so you can always count on compatibility and reliability.
Your Trusted Dealer for MerCruiser Engines and Parts
While many websites and stores sell boat parts, few can match the experience and customer satisfaction record of PowerBoatSupply.com. For over forty years, we’ve provided inboard and outboard MerCruiser engines and parts both online and in-store, supporting professional mechanics and DIY boaters alike. Whatever you need, our expert staff is ready to answer questions and guide you to the right solutions—so don’t hesitate to reach out today!