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MerCruiser Parts

MerCruiser Parts

  • OEM Quicksilver Full Synthetic PWC 2-Stroke Marine Engine Oil 8M0058907 8M0058908

    OEM Quicksilver Full Synthetic PWC 2-Stroke Marine Engine Oil 8M0058907 8M0058908

    Mercury Marine / Quicksilver

    $17.99 $14.99
    OEM Quicksilver 2 Stroke PWC Synthetic Engine Oil Quicksilver Full Synthetic Two-Stroke Personal Watercraft Oil meets the needs of all two-stroke PWC and Sport Boat engines. It exceeds manufacture and industry specifications and is recommended in all...
    Part Number:
    NW-Q2SFSPWC
    Availability:
    In Stock - Ships same or next business day.
    $17.99 $14.99
  • OEM Quicksilver 4-Stroke 25W-40 Synthetic Blend Marine Engine Oil 8M0078622 8M0078623

    OEM Quicksilver 4-Stroke 25W-40 Synthetic Blend Marine Engine Oil 8M0078622 8M0078623

    Mercury Marine / Quicksilver

    $13.99 $12.99
    Clean oil is essential in reducing friction and preventing damage to internal components, providing many years of engine life. Engineered for sterndrive and outboard applications, this 4-stroke synthetic blend 25W-40 marine engine oil has been...
    Part Number:
    NW-QFS25W40
    Availability:
    In Stock - Ships same or next business day.
    Grade:
    Synthetic
    Weight:
    10W-30
    $13.99 $12.99
  • OEM Quicksilver 85W90 Extreme Gear Lube

    OEM Quicksilver 85W90 Extreme Gear Lube

    Mercury Marine / Quicksilver

    $38.30
    OEM Quicksilver 85W90 Extreme Gear Lube Extreme Performance Gear Lube 8M011677 is 85W90 weight for use in outboard and stern drive racing applications. Also for use in high‑performance gearcases used in marine, powersports, and motorsports applications...
    Part Number:
    NW-QG85W90E
    Availability:
    In Stock - Ships same or next business day.
    Grade:
    85W-90
  • OEM Quicksilver 4-Stroke 25W-40 Marine Engine Oil 8M0078619 8M0078620

    OEM Quicksilver 4-Stroke 25W-40 Marine Engine Oil 8M0078619 8M0078620

    Mercury Marine / Quicksilver

    $12.99 $11.89
    Clean oil is essential in reducing friction and preventing damage to internal components, providing many years of engine life. Engineered for sterndrive and outboard applications, this 4-stroke 25W-40 marine engine oil has been extensively tested to...
    Part Number:
    NW-MC4S25W40
    Availability:
    In Stock - Ships same or next business day.
    Weight:
    25W-40
    Grade:
    Standard
    $12.99 $11.89
  • OEM Mercury 25W40 Synthetic Blend Oil 8M0078629 8M0078630

    OEM Mercury 25W40 Synthetic Blend Oil 8M0078629 8M0078630

    Mercury Marine / Quicksilver

    $19.99 $16.99
    Synthetic blend four stroke oil is for use in all four stroke outboard, stern drive and inboard marine engines. It is SAE 25W40 weight oil. Provides outstanding wear and corrosion protection to help extend engine life. Meets or exceeds all marine engine...
    Part Number:
    NW-MER25W40SYN
    Availability:
    Same Or Next Business Day
    Weight:
    25W-40
    Grade:
    Synthetic
    $19.99 $16.99
  • OEM Mercury 10W30 Marine Engine Oil 8M0078626 8M0078625

    OEM Mercury 10W30 Marine Engine Oil 8M0078626 8M0078625

    Mercury Marine / Quicksilver

    $14.99 $12.64
    Four stroke mineral base oil 8M0078626 is recommended for use in all four stroke marine engines. It is SAE 10W30 weight oil. Exceeds all marine engine manufacturer's warranty requirements and recommendations including FC-W and FC-W catalyst compatible...
    Part Number:
    NW-MER10W30
    Availability:
    Same Or Next Business Day
    Weight:
    10W-30
    Grade:
    Standard
    $14.99 $12.64
  • OEM Quicksilver 4-Stroke 25W-50 High Performance Synthetic Marine Engine Oil 8M0053662 8M0053664

    OEM Quicksilver 4-Stroke 25W-50 High Performance Synthetic Marine Engine Oil 8M0053662 8M0053664

    Mercury Marine / Quicksilver

    $17.99 $16.99
    High Performance four stroke marine engine oil is recommended for use in Mercury Verado and other high performance marine engines. It is SAE 25W50 weight oil. Provides outstanding wear and corrosion protection to help extend engine life. Meets or exceeds...
    Part Number:
    NW-4SYN25W50G
    Availability:
    In Stock - Ships same or next business day.
    Grade:
    Synthetic
    Weight:
    25W-50
    $17.99 $16.99
  • OEM Mercury 10W30 Synthetic Blend  Oil 8M0142141 8M0142151

    OEM Mercury 10W30 Synthetic Blend Oil 8M0142141 8M0142151

    Mercury Marine / Quicksilver

    $19.99 $16.99
    Synthetic Blend 4 Stroke 10W-30 Marine Oil includes all the features and benefits of the 10W-30 Mineral Plus.  Advanced corrosion inhibitors that outperform FC-W standards. Camshaft wear protection compared to other marine oils. Protection in...
    Part Number:
    NW-MERS10W30
    Availability:
    Same Or Next Business Day
    Weight:
    10W-30
    Grade:
    Synthetic
    $19.99 $16.99
  • OEM Mercury MerCruiser Four Stroke Engine Oil 25W40 8M0078628 8m0078627

    OEM Mercury MerCruiser Four Stroke Engine Oil 25W40 8M0078628 8m0078627

    Mercury Marine / Quicksilver

    $18.99 $15.00
    Four stroke marine engine oil is recommended for use in all four stroke outboard, stern drive and inboard engines. It is SAE 25W-40 weight oil. Provides superior wear and corrosion protection to help extend engine life. Maintains peak engine performance...
    Part Number:
    NW-MER25W40
    Availability:
    Same Or Next Business Day
    Weight:
    25W-40
    Grade:
    Standard
    $18.99 $15.00
  • Mercury Marine 10W30 Full Synthetic Oil Four Stroke 8M0173223 8M0173224

    Mercury Marine 10W30 Full Synthetic Oil Four Stroke 8M0173223 8M0173224

    Mercury Marine / Quicksilver

    $24.99 $19.99
    All-New Mercury 10W-30 Full Synthetic 4-Stroke Marine Engine Oil. Provides the best wear and corrosion protection when operating engine at maximum output and high temperatures for extended periods of time.  45% more dispersant, 24% more detergent...
    Part Number:
    NW-MERFS10W30
    Availability:
    Same Or Next Business Day
    Weight:
    10W-30
    Grade:
    Full Synthetic
    $24.99 $19.99
  • Mercury High Performance Synthetic Blend Four Stroke Oil SAE 25W50 8M0078014 8M0078013

    Mercury High Performance Synthetic Blend Four Stroke Oil SAE 25W50 8M0078014 8M0078013

    Mercury Marine / Quicksilver

    $22.99 $15.99
    Maximum wear protection in extreme racing applications.  Stays in grade under the most demanding conditions to ensure proper lubrication and performance in a wide temperature range.  Contains additives designed for high heat and high rpm to...
    Part Number:
    NW-MER25W50S
    Availability:
    Same Or Next Business Day
    Weight:
    25W-50
    Grade:
    Synthetic
    $22.99 $15.99
  • OEM Quicksilver 4-Stroke 10W-30 Marine Engine Oil 8M0078616 8M0078617

    OEM Quicksilver 4-Stroke 10W-30 Marine Engine Oil 8M0078616 8M0078617

    Mercury Marine / Quicksilver

    $12.99 $9.69
    Clean oil is essential in reducing friction and preventing damage to internal components, providing many years of engine life. Engineered for sterndrive and outboard applications, this 4-stroke 10W-30 marine oil has been extensively tested to ensure...
    Part Number:
    NW-MC4S10W30
    Availability:
    In Stock - Ships same or next business day.
    Weight:
    10W-30
    Grade:
    Standard
    $12.99 $9.69
  • OEM Quicksilver 10W-30 4-Stroke Synthetic Blend Marine Engine Oil  8M0142135 8M0142146

    OEM Quicksilver 10W-30 4-Stroke Synthetic Blend Marine Engine Oil 8M0142135 8M0142146

    Mercury Marine / Quicksilver

    $17.99 $15.00
    SAE 10W30 weight oil. 10W-30 Synthetic includes all the features and benefits of the 10W-30 Mineral Plus.  Industry-leading strength, viscosity retention and ultimate corrosion and wear protection. Four stroke synthetic blend oil is...
    Part Number:
    NW-MCS10W30
    Availability:
    Same Or Next Business Day
    Weight:
    10W-30
    Grade:
    Synthetic
    $17.99 $15.00
  • OEM Quicksilver Four Stroke 10W-40 Marine Engine Oil 8M0148476 8M0148477

    OEM Quicksilver Four Stroke 10W-40 Marine Engine Oil 8M0148476 8M0148477

    Mercury Marine / Quicksilver

    $15.99 $15.00
    Four stroke mineral base oil is recommended for use in all four stroke marine outboard, stern drive and inboard engines. It is SAE 10W40 weight oil. Specifically formulated and developed to meet the needs of all 4-stroke marine engines. Advanced...
    Part Number:
    NW-MC10W40
    Availability:
    Same Or Next Business Day
    Weight:
    10W-40
    Grade:
    Standard
    $15.99 $15.00
  • OEM Quicksilver Four Stroke 5W-30 Full Synthetic Marine Engine Oil 8M0148474 8M0148475

    OEM Quicksilver Four Stroke 5W-30 Full Synthetic Marine Engine Oil 8M0148474 8M0148475

    Mercury Marine / Quicksilver

    $18.99 $15.63
    Full synthetic four stroke oil is for use in all four stroke outboard, stern drive and inboard marine engines. It is SAE 5W30 weight oil. For use in 4-stroke outboard, stern-drive, and inboard engines. Contains additional corrosion inhibitors above...
    Part Number:
    NW-MC5W30
    Availability:
    Same Or Next Business Day
    Weight:
    5W-30
    Grade:
    Full Synthetic
    $18.99 $15.63

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!