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MERCRUISER PARTS

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MerCruiser Parts

MerCruiser Parts

  • OEM Quicksilver/Mercury Thermostat Kit- 160 99155T 1

    OEM Quicksilver/Mercury Thermostat Kit- 160 99155T 1

    Mercury Marine / Quicksilver

    $40.49 $30.66
    OEM Quicksilver/Mercury Thermostat Kit- 160 99155T 1 Thermostat 991551T1 is L98for 1998 and newer MerCruiser marinized V-6 and V-8 engines made by General Motors using closed cooling systems and requiring the use of the 160 F degree thermostat. It is a...
    Part Number:
    710-99155T1
    Availability:
    In Stock - Ships same or next business day.
    Description:
    GM V-6/V-8 1998 & later w/ closed cooling
    $40.49 $30.66
  • OEM Quicksilver/Mercury Delco Distributor Cap 393-9459Q1

    OEM Quicksilver/Mercury Delco Distributor Cap 393-9459Q1

    Mercury Marine / Quicksilver

    $30.49 $26.49
    MerCruiser Cap-Distributor-Delco Ign 393-9459Q1 Fits Marinized, 4-cylinder MerCruiser Engines made by General Motors with conventional ignition systems.
    Part Number:
    710-393-9459Q1
    Availability:
    In Stock - Ships same or next business day.
    Application:
    Delco 4 cyl. pt ignition
    $30.49 $26.49
  • Sierra EXHAUST FLAPPER 4 INCH 18-4457

    Sierra EXHAUST FLAPPER 4 INCH 18-4457

    Sierra

    $41.79 $34.99
    Sierra_47 - 18-4457 EXHAUST FLAPPER 4 INCH EXHAUST PROTECTOR VALVE (Sierra) Includes: • Stainless steel hose clamp.  • Weather resistant rubber flapper valve Replaces: MerCruiser 12644A Size 4" Alternate - SIE 4457 18-4457...
    Part Number:
    47-4457
    Availability:
    In Stock - Ships same or next business day.
    $41.79 $34.99
  • OEM MerCruiser Drive Install Gasket Kit 27-64818Q4

    OEM MerCruiser Drive Install Gasket Kit 27-64818Q4

    Mercury Marine / Quicksilver

    $15.49 $11.99
    MerCruiser Drive Install Gasket Kit 27-64818Q4 This kit contains the five gaskets for installation of the bell housing of MerCruiser MC Drives. 
    Part Number:
    710-27-64818Q4
    Availability:
    In Stock - Ships same or next business day.
    Fits:
    MC-I drives (s/n 6225576 & below - 1967-1982)
    $15.49 $11.99
  • OEM Quicksilver/Mercury Thermostat- 160 99155 1

    OEM Quicksilver/Mercury Thermostat- 160 99155 1

    Mercury Marine / Quicksilver

    $39.99 $30.07
    OEM Quicksilver/Mercury Thermostat- 160 99155 1 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 EACH
    Part Number:
    710-991551
    Availability:
    In Stock - Ships same or next business day.
    Temp.:
    160 Deg -
    Application:
    1998 and newer GM V-6 & V-8 engines with closed cooling
    $39.99 $30.07
  • MerCruiser EXHAUST FLAPPER (QUICKSILVER) 12644A1

    MerCruiser EXHAUST FLAPPER (QUICKSILVER) 12644A1

    Mercury Marine / Quicksilver

    $42.99 $32.55
    MerCruiser EXHAUST FLAPPER (QUICKSILVER) 12644A1 Flapper and clamp included 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...
    Part Number:
    710-12644A1
    Availability:
    In Stock - Ships same or next business day.
    $42.99 $32.55
  • OEM Quicksilver/Mercury Gear Lube Pump Adapter  91-883704Q03

    OEM Quicksilver/Mercury Gear Lube Pump Adapter 91-883704Q03

    Mercury Marine / Quicksilver

    $9.99 $7.99
    OEM Quicksilver/Mercury Gear Lube Pump Adapter  91-883704Q03 The Quicksilver Gear Lube Adaptor Pump adapts our 3/8‑16 threaded quart, liter and 2‑1/2 gallon gearlube pumps for filling the gearcase. Fits Mercury/Mariner 4/5 HP (1987 and newer),...
    Part Number:
    710-91-883704Q03
    Availability:
    In Stock - Ships same or next business day.
    $9.99 $7.99
  • OEM Oil Filter Element - MerCruiser Diesel Engines 35-8M0066483

    OEM Oil Filter Element - MerCruiser Diesel Engines 35-8M0066483

    Mercury Marine / Quicksilver

    $47.99 $37.99
    Filters engine oil more efficiently and effectively by removing smaller contaminant particles than standard paper element filters. Check your owner’s manual for replacement instructions and schedule. For use on MerCruiser 3.0L and 4.2L TDI diesel...
    Part Number:
    710-35-8M0066483
    Availability:
    In Stock - Ships same or next business day.
    Fits:
    3.0L V6 & 4.2L V8 TDI diesel engine
    $47.99 $37.99
  • OEM Quicksilver 15W-40 Heavy Duty Diesel Engine Oil  858042Q01

    OEM Quicksilver 15W-40 Heavy Duty Diesel Engine Oil 858042Q01

    Mercury Marine / Quicksilver

    $55.99 $37.51
    Specifically formulated and development to meet the needs of all marine diesel engines. API CJ-4 Service Level, suitable for use in older categories. Protects diesel emissions systems such as Diesel Particulate Filter (DPF) and Selective Catalytic...
    Part Number:
    710-92-858042Q01
    Availability:
    In Stock - Ships same or next business day.
    Weight:
    15W-40
    Grade:
    Diesel
    $55.99 $37.51
  • OEM Quicksilver/Mercury Bravo X/XR/XZ U-Joint Assembly  865425A03

    OEM Quicksilver/Mercury Bravo X/XR/XZ U-Joint Assembly 865425A03

    Mercury Marine / Quicksilver

    $1,256.29 $1,054.99
    OEM/Quicksilver/Mercury Bravo X/XR/XZ  U-Joint Assembly  865425A03 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...
    Part Number:
    710-865425A03
    Availability:
    In Stock - Ships same or next business day.
    Description:
    U-Joint Assembly
    $1,256.29 $1,054.99
  • OEM Quicksilver/Mercury O/B Complete Water Pump Kit  46-77177A 3

    OEM Quicksilver/Mercury O/B Complete Water Pump Kit 46-77177A 3

    Mercury Marine / Quicksilver

    $129.49 $110.99
    OEM Quicksilver/Mercury O/B Complete Water Pump Kit 46-77177A 3 Water pump repair kit 77177A3 is for Mercury and Mariner outboards 30 hp through 70 hp. The kit includes water impeller, upper and lower housings, face plate, gaskets, drive key, face seal,...
    Part Number:
    710-46-77177A3
    Availability:
    In Stock - Ships same or next business day.
    Description:
    Includes both upper and lower housings - gaskets - plate and impeller
    Fits: 30 JET - 35-70 hp 2-cycle
    $129.49 $110.99
  • OEM Quicksilver/Mercury Seawater Pump Impeller  47-59362Q01

    OEM Quicksilver/Mercury Seawater Pump Impeller 47-59362Q01

    Mercury Marine / Quicksilver

    $56.58 $42.29
    OEM Quicksilver/Mercury Seawater Pump Impeller 47-59362Q01 For MerCruiser engines with engine mounted, two-piece, plastic sea water pumps. See your owner’s manual for replacement schedule. 
    Part Number:
    710-47-59362Q01
    Availability:
    In Stock - Ships same or next business day.
    $56.58 $42.29
  • SEACHOICE EXHAUST GARD COVER-4  (2/CARD 28361

    SEACHOICE EXHAUST GARD COVER-4 (2/CARD 28361

    Seachoice

    $32.99 $27.04
    Seachoice - 28361 EXHAUST GARD COVER-4 (2/CARD EXHAUST GUARD COVER) Black rubber with adjustable stainless steel clamp. Flap valve prevents following seas from entering exhaust outlet when stopping or moving slowly. All stainless steel clamps included. ...
    Part Number:
    50-28361
    Availability:
    In Stock - Ships same or next business day.
    $32.99 $27.04
  • On Sale
    New OEM Quicksilver Classic MerCruiser Bravo 3 III Outdrive 2.00 2.20

    New OEM Quicksilver Classic MerCruiser Bravo 3 III Outdrive 2.00 2.20

    Mercury Marine / Quicksilver

    $8,437.50 $7,999.00
    Brand New Quicksilver Bravo 3 outdrive! 100% real, current model, directly from QS. Full Factory Warranty Replaces: 714-5-5441400lp, 714-5-5441600lp, 714-5-5441500lp, 714-5-5441400t, 714-5-5441600t, 714-5-5441500tp Photo for...
    Part Number:
    QS-BRAVO3-OUTDRIVE
    Availability:
    Limited Stock - Please call for an ETA before ordering.
    $8,437.50 $7,999.00
  • OEM Quicksilver/Mercury Anode Kit - Bravo 2/3 - Aluminum 97-888761Q03

    OEM Quicksilver/Mercury Anode Kit - Bravo 2/3 - Aluminum 97-888761Q03

    Mercury Marine / Quicksilver

    $84.49 $64.44
    OEM Quicksilver/Mercury Anode Kit - Bravo 2/3 - Aluminum 97-888761Q03 Complete aluminum anode replacement kit for 1988 and newer Bravo II Drives (serial number 0B664190 and up) and 1995 to 2002 Bravo III Drives (serial number 0F345868 to 0M179451)...
    Part Number:
    710-97-888761Q03
    Availability:
    In Stock - Ships same or next business day.
    Application:
    1988 & newer Bravo II drives (s/n 0B664190 & up) Fits1995-2002 Bravo III drives (s/n 0F345868-0M179451)
    Material:
    Aluminum
    $84.49 $64.44

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!