MerCruiser Marine Engine Parts

Mercury MerCruiser & Quicksilver Parts

MerCruiser Engine Parts, Quicksilver Service Parts, Alpha & Bravo Drive Components

Shop Mercury MerCruiser and Quicksilver parts for sterndrives, inboards, outboards, cooling systems, fuel systems, ignition, electrical components, maintenance service, gaskets, seals, drive components, fluids, impellers, filters, spark plugs, and OEM replacement parts.

Shop MerCruiser Parts Impellers Alpha One Parts

Fitment Check

Use your engine serial number, drive serial number, existing part number, Alpha or Bravo drive type, and current component details before ordering.

Ask Parts Desk

Mercury, MerCruiser, and Quicksilver parts can vary by serial number, drive model, cooling configuration, fuel system, and supersession history.

Quick Shop New Engines Categories Engine Parts Alpha & Bravo Service FAQ Quicksilver

Popular MerCruiser Service Parts

Oil FiltersEngine oil filters and routine oil-service searches Fuel FiltersFuel filters, water separators, and fuel-service parts ImpellersRaw-water pump impellers and water pump kits Water PumpsWater pump kits, housings, repair parts, and cooling support Gear LubeDrive lube and stern-drive service fluids Spark PlugsTune-up plugs and ignition service items Service KitsOil change, tune-up, impeller, and seasonal service kits ThermostatsCooling-system temperature control parts AnodesDrive, trim tab, engine, and corrosion-protection anodes BellowsExhaust bellows, U-joint bellows, and shift cable bellows Gimbal BearingsGimbal bearings, bearing kits, and transom support parts Quicksilver PartsOEM service parts, fluids, kits, and maintenance items

New Engine Range

Mercury & MerCruiser Engine Families

Explore key Mercury outboard and MerCruiser inboard/sterndrive engine families. These official Mercury links open manufacturer engine information for specifications, manuals, drawings, and product details.

Verado Outboards250-600hp premium Mercury outboard range for larger boats, refined performance, and advanced helm integration. FourStroke Outboards2.5-300hp Mercury outboard range for fishing, cruising, tenders, pontoons, and general recreational boating. Pro XS Outboards115-300hp performance outboard range for bass boats, sport boats, and high-output recreational applications. SeaPro Outboards15-500hp commercial-duty outboard range for workboats, charter use, and demanding daily operation. 4.5L MerCruiser SterndriveCompact MerCruiser sterndrive engine family for runabouts, cruisers, and sterndrive repower conversations. 6.2L MerCruiser SterndriveV8 MerCruiser sterndrive engine family for heavier boats, strong acceleration, and larger recreational applications. 8.2L MerCruiser SterndriveBig-block MerCruiser sterndrive engine family for larger boats, higher torque needs, and premium performance packages. 6.2L Tow Sport InboardMerCruiser inboard engine family for tow-sports boats, watersports performance, and direct-drive applications.

Ask About New Engines Repower & Service Support

OEM Product Categories

Shop MerCruiser by System

Use these paths to narrow your search before confirming the final part with your engine serial number, drive serial number, or existing part number.

Engine Parts

Shop MerCruiser Hard Engine Parts

Find MerCruiser engine parts such as valve covers, cylinder heads, engine blocks, valves, valve springs, pistons, piston rings, connecting rods, bearings, camshafts, crankshafts, timing components, oil pans, and other inside-engine components.

Search by engine model, serial number, exact part number, or the engine component you need.

Valve Covers Engine Blocks Cylinder Heads Engine Valves Valve Springs Pistons & Bearings

ENG

Engine Service

Filters, spark plugs, belts, impellers, thermostats, fluids, gaskets, seals, fuel parts, and maintenance kits.

DRV

Sterndrive Support

Alpha, Bravo, transom, gearcase, bellows, gimbal bearing, shift cable, seals, and drive hardware.

OEM

Quicksilver Parts

Quicksilver service parts, fluids, kits, and OEM replacement items for Mercury and MerCruiser applications.

Alpha, Bravo & Drive Support

Drive Parts Need Drive Details

MerCruiser drive parts can vary by Alpha, Bravo, transom assembly, gear ratio, serial range, and application. Confirm drive serial number and drive type whenever possible.

Alpha One Parts Bravo Drive Parts Shift Cables Transom Assembly

Maintenance Paths

Protect the Whole Package

Regular maintenance helps protect cooling, lubrication, ignition, fuel delivery, and sterndrive systems. Use OEM-quality parts and follow the service schedule for your engine and drive package.

Tune-Up Kits Oil Change Kits Impeller Kits

Parts Desk Support

Need Help Finding the Right Mercury MerCruiser Part?

Send your engine serial number, drive serial number, existing part number, engine label, drive label, or a clear photo of the old part. The Parts Desk can help identify the correct replacement.

Use engine serial numberMany MerCruiser parts change by engine serial number range. Model name alone may not be enough.

Confirm drive serial numberAlpha, Bravo, and other drive components should be confirmed using the sterndrive serial number when possible.

Check old part numberCompare stamped, printed, or listed numbers on the old part, box, invoice, or service record.

Watch for supersessionsMercury and Quicksilver numbers may update to newer parts, kits, or revised service components.

FAQ

MerCruiser Parts Questions

How do I find the right MerCruiser part?

Start with the engine serial number, drive serial number, existing part number, model information, and clear photos of the current component.

Are Mercury, MerCruiser, and Quicksilver parts related?

Yes. Mercury, MerCruiser, and Quicksilver names often appear across OEM marine engine, sterndrive, maintenance, fluid, and service parts.

What MerCruiser parts are commonly serviced?

Common service items include oil filters, fuel filters, impellers, water pump kits, spark plugs, thermostats, fluids, anodes, belts, bellows, and gimbal bearings.

What should I send the Parts Desk?

Send engine serial number, drive serial number, existing part number, engine or drive label photos, and a short note about the repair or maintenance task.

Ready to Find MerCruiser Parts?

Shop Mercury MerCruiser Engine Parts, Quicksilver Service Parts, Alpha & Bravo Drive Components

Search by serial number, part number, engine model, drive model, Alpha or Bravo drive type, product category, or the system you are servicing.

Shop MerCruiser Parts Service Kits Ask Parts Desk

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Mercury Quicksilver Hex Head Cap Screw 10-34353 | 3/8"-16 x 1" OEM MerCruiser Engine Fastener

$3.89 - $3.89

$3.89

$3.89 - $3.89

$3.89

7 in stock

OEM 3/8"-16 x 1" Hex Head Cap Screw for MerCruiser EnginesThe Mercury Quicksilver 10-34353 is a genuine OEM hex head cap screw called out across a ...

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$3.89 - $3.89

$3.89

$3.89 - $3.89

$3.89

Mercury MerCruiser #10-32 Well Nut - 11-42290

$3.28 - $3.28

$3.28

$3.28 - $3.28

$3.28

Only 4 left!

The Mercury MerCruiser Quicksilver 11-42290 is a genuine Mercury Marine OEM well nut used as diagram-specific expansion mounting hardware on select...

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$3.28 - $3.28

$3.28

$3.28 - $3.28

$3.28

Mercury MerCruiser Driveshaft Housing Water Seal - 36557

$6.74 - $6.74

$6.74

$6.74 - $6.74

$6.74

Only 3 left!

The Mercury MerCruiser Quicksilver driveshaft housing water seal is a genuine Mercury Marine OEM sealing component used on select vintage Mercury o...

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$6.74 - $6.74

$6.74

$6.74 - $6.74

$6.74

Mercury MerCruiser Gearcase Shim Set 15-34800A1 | Speedmaster / SSM / Alpha One SS

$22.99 - $22.99

$22.99

$22.99 - $22.99

$22.99

Only 1 left!

Mercury MerCruiser Gearcase Shim Set — Part No. 15-34800A1 This is the genuine Mercury Marine OEM precision shim set listed under part number 15-34...

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$22.99 - $22.99

$22.99

$22.99 - $22.99

$22.99

Mercury MerCruiser Alpha Bell Housing Rubber Gasket - 27-8M0204656

$6.82 - $6.82

$6.82

$6.82 - $6.82

$6.82

Only 1 left!

The Mercury MerCruiser Quicksilver 27-8M0204656 is a genuine Mercury Marine OEM bell housing rubber gasket used on select MerCruiser sterndrive and...

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$6.82 - $6.82

$6.82

$6.82 - $6.82

$6.82

Mercury MerCruiser 2BBL Carburetor Base Mounting Gasket - 27-8079821

$7.79 - $7.79

$7.79

$7.79 - $7.79

$7.79

6 in stock

The Mercury MerCruiser Quicksilver 27-8079821 is a genuine Mercury Marine OEM carburetor base mounting gasket used on select MerCruiser carbureted ...

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$7.79 - $7.79

$7.79

$7.79 - $7.79

$7.79

Mercury MerCruiser Bravo Bearing Carrier Oil Seal - 26-821092

$55.49 - $55.49

$55.49

$55.49 - $55.49

$55.49

6 in stock

The Mercury MerCruiser Quicksilver 26-821092 is a genuine Mercury Marine OEM bearing carrier oil seal used in select MerCruiser Bravo sterndrive lo...

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$55.49 - $55.49

$55.49

$55.49 - $55.49

$55.49

Mercury MerCruiser 1/4-28 Hex Nut - 11-8267139

$3.81 - $3.81

$3.81

$3.81 - $3.81

$3.81

6 in stock

The Mercury MerCruiser Quicksilver 11-8267139 is a genuine Mercury Marine OEM .250-28 hex nut used as diagram-specific fastening hardware across se...

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$3.81 - $3.81

$3.81

$3.81 - $3.81

$3.81

Mercury MerCruiser Bravo Three Bearing Carrier Oil Seal - 26-861694

$98.99 - $98.99

$98.99

$98.99 - $98.99

$98.99

6 in stock

The Mercury MerCruiser Quicksilver 26-861694 is a genuine Mercury Marine OEM bearing carrier oil seal used in select MerCruiser Bravo Three, Bravo ...

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$98.99 - $98.99

$98.99

$98.99 - $98.99

$98.99

Mercury MerCruiser Fuel Cooler Quad Ring Seal - 26-8M0214975

$3.21 - $3.21

$3.21

$3.21 - $3.21

$3.21

6 in stock

The Mercury MerCruiser Quicksilver 26-8M0214975 is a genuine Mercury Marine OEM fuel cooler quad ring seal used in select Mercury and MerCruiser fu...

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$3.21 - $3.21

$3.21

$3.21 - $3.21

$3.21

Mercury MerCruiser Nylon Hose Clamp - 54-415825

$4.64 - $4.64

$4.64

$4.64 - $4.64

$4.64

10 in stock

The Mercury MerCruiser Quicksilver 54-415825 is a genuine Mercury Marine OEM nylon clamp used in select Mercury, Mariner, MerCruiser, and Quicksilv...

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$4.64 - $4.64

$4.64

$4.64 - $4.64

$4.64

Mercury MerCruiser OptiMax Linkage Retaining Clip - 54-475451

$11.39 - $11.39

$11.39

$11.39 - $11.39

$11.39

10 in stock

The Mercury MerCruiser Quicksilver 54-475451 is a genuine Mercury Marine OEM retaining clip used in select Mercury, Mariner, and MerCruiser linkage...

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$11.39 - $11.39

$11.39

$11.39 - $11.39

$11.39

Mercury MerCruiser Anchor Pin Flat Washer - 12-85058

$6.14 - $6.14

$6.14

$6.14 - $6.14

$6.14

10 in stock

The Mercury MerCruiser Quicksilver 12-85058 is a genuine Mercury Marine OEM flat washer used in select MerCruiser sterndrive, transom, trim, and Me...

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$6.14 - $6.14

$6.14

$6.14 - $6.14

$6.14

Mercury MerCruiser Driveshaft Bearing Cup Shim Set - 15-45691A1

$21.33 - $21.33

$21.33

$21.33 - $21.33

$21.33

Only 2 left!

The Mercury MerCruiser Quicksilver 15-45691A1 is a genuine Mercury Marine OEM shim set used for select vintage MerCruiser gear housing service appl...

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$21.33 - $21.33

$21.33

$21.33 - $21.33

$21.33

Mercury MerCruiser Vintage Bell Housing Oil Seal - 26-45587

$24.44 - $24.44

$24.44

$24.44 - $24.44

$24.44

Only 2 left!

The Mercury MerCruiser Quicksilver 26-45587 is a genuine Mercury Marine OEM oil seal used in select vintage MerCruiser transom, bell housing, and r...

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$24.44 - $24.44

$24.44

$24.44 - $24.44

$24.44

Mercury MerCruiser Alpha One Shift Lever Assembly - 45518A3

$66.20 - $66.20

$66.20

$66.20 - $66.20

$66.20

Only 1 left!

The Mercury MerCruiser Quicksilver 45518A3 is a genuine Mercury Marine OEM shift lever assembly used in select MerCruiser sterndrive shift linkage ...

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$66.20 - $66.20

$66.20

$66.20 - $66.20

$66.20

Mercury MerCruiser Flat Washer 2-Pack - 12-44164

$6.14 - $6.14

$6.14

$6.14 - $6.14

$6.14

Only 2 left!

The Mercury MerCruiser Quicksilver 12-44164 is a genuine Mercury Marine OEM flat washer used in select MerCruiser sterndrive, transom, and engine a...

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$6.14 - $6.14

$6.14

$6.14 - $6.14

$6.14

Mercury MerCruiser Bravo Sterndrive Clamp Plate Tool - 91-43559T

$101.05 - $101.05

$101.05

$101.05 - $101.05

$101.05

Only 1 left!

The Mercury MerCruiser Quicksilver 91-43559T is a genuine Mercury Marine OEM clamp plate tool used for Bravo sterndrive service where the factory s...

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$101.05 - $101.05

$101.05

$101.05 - $101.05

$101.05

Mercury MerCruiser Propeller Shaft Toothed Lockwasher - 13-423511

$4.41 - $4.41

$4.41

$4.41 - $4.41

$4.41

Only 2 left!

The Mercury MerCruiser Quicksilver 13-423511 is a genuine Mercury Marine OEM toothed lockwasher used in select Mercury, Mariner, and MerCruiser pro...

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$4.41 - $4.41

$4.41

$4.41 - $4.41

$4.41

Mercury MerCruiser Fuel Pump Mounting Plate Gasket - 27-42457

$32.79 - $32.79

$32.79

$32.79 - $32.79

$32.79

Only 1 left!

The Mercury MerCruiser Quicksilver 27-42457 is a genuine Mercury Marine OEM fuel pump mounting plate gasket used on select GM-based MerCruiser V6 s...

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$32.79 - $32.79

$32.79

$32.79 - $32.79

$32.79

Mercury MerCruiser Oil Adaptor Seal - 26-42077

$18.74 - $18.74

$18.74

$18.74 - $18.74

$18.74

6 in stock

The Mercury MerCruiser Quicksilver 26-42077 is a genuine Mercury Marine OEM seal used in select MerCruiser oil-system and engine adapter assemblies...

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$18.74 - $18.74

$18.74

$18.74 - $18.74

$18.74

Mercury MerCruiser Throttle Lever - 3302-810925

$139.09 - $139.09

$139.09

$139.09 - $139.09

$139.09

Only 2 left!

The Mercury MerCruiser Quicksilver 3302-810925 is a genuine Mercury Marine OEM throttle lever used in select carbureted MerCruiser engine throttle ...

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$139.09 - $139.09

$139.09

$139.09 - $139.09

$139.09

Mercury MerCruiser Seawater Pump Impeller Kit - 8M0137219

$85.16 - $85.16

$85.16

$85.16 - $85.16

$85.16

Only 2 left!

The Mercury MerCruiser Quicksilver 8M0137219, also referenced as 47-8M0137219, is a genuine OEM heavy duty sea water pump impeller repair kit for s...

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$85.16 - $85.16

$85.16

$85.16 - $85.16

$85.16

Mercury MerCruiser Seawater Pump Gasket 27-34897 — Pack of 2

$17.51 - $17.51

$17.51

$17.51 - $17.51

$17.51

Only 4 left!

Mercury MerCruiser Seawater Pump Gasket — Part No. 27-34897 | Pack of 2 This listing is for a pack of 2 genuine Mercury Marine OEM seawater pump ga...

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$17.51 - $17.51

$17.51

$17.51 - $17.51

$17.51