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guidebook

Parts Selection Guide

Find the parts you need

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  • 1) Engine Manufacturer:
  • 2) Part Type:
  • 3) Select Model:
guidebook

Prop Selection Guide

Find the right prop for your boat

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  • Engine Manufacturer:
  • Engine Horsepower:
  • Engine Model:
  • Engine Year:
  • Prop Pitch:
Mercruiser Control Cables

Mercruiser Control Cables
Mercruiser Anodes

Mercruiser Anodes
Mercruiser Cooling System

Mercruiser Cooling System
Mercruiser Electrical System

Mercruiser Electrical System
Mercruiser Fuel System

Mercruiser Fuel System
Mercruiser Gearcase & Drive Parts

Mercruiser Gearcase & Drive Parts
Mercruiser Ignition System

Mercruiser Ignition System
Mercruiser Internal Engine Parts

Mercruiser Internal Engine Parts
Mercruiser Oil & Filters

Mercruiser Oil & Filters
Mercruiser Replacement Engines

Mercruiser Replacement Engines
Mercruiser Service Manual

Mercruiser Service Manual
Mercruiser Specialty Tools

Mercruiser Specialty Tools
Mercruiser Trim System

Mercruiser Trim System
Mercruiser Propellers

Mercruiser Propellers
Mercruiser Prop Hardware

Mercruiser Prop Hardware
Mercruiser Service Kits

Mercruiser Service Kits
Mercruiser Alpha One Gen1 Parts

Mercruiser Alpha One Gen1 Parts
Mercruiser Alpha One Gen2 Parts

Mercruiser Alpha One Gen2 Parts

      Mercruiser Parts

      • Sierra 18-0864 One Piece Rear Main Seal
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        Sierra 18-0864 One Piece Rear Main Seal

        $46.99
        $32.99

        Sierra 18-0864 One Piece Rear Main Seal Sierra One Piece Rear Main Seal for use on Mercruiser Stern Drives. For 224I/L4 Interchangeable with: Mallory 9-61623 Mercruiser Stern Drive 26-67389 26-90925  

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      • Sierra 18-0937 Carb Mounting Gasket
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        Sierra 18-0937 Carb Mounting Gasket

        $5.99
        $4.49

        Sierra 18-0937 Carburetor Mounting Gasket for 2 bbl Rochester Carburetors Sierra Carburetor Mounting Gasket, use with Sierra 18-1901 Manifold. Interchangeable with: Barr OMC47315055 GLM 34700 Johnson/Evinrude Outboard 315055 OMC...

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      • Sierra 18-1161 Tapered Roller Bearing Replaces 31-35990A
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        Sierra 18-1161 Tapered Roller Bearing Replaces 31-35990A

        $46.99
        $32.99

        Sierra 18-1161 Tapered Roller Bearing Sierra high-quality engine parts are designed to meet OEM specifications. For Mercruiser Stern Drives, and OMC Stern Drives. Fits IA/IB/IC & EZ Shift, MC-I, R, MR, Alpha One & Gen II (except 1.32 ratio):...

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      • Sierra 18-1339 Cam Bearings
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        Sierra 18-1339 Cam Bearings

        $51.99
        $36.49

        Complete Set of Cam Bearings for 2.5/3.0L Mercruiser, OMC, Volvo - Special Order est. 10 Days Comes in pack of 3 Fits: 2.5L/153 CID 3.0L/181 CID Replaces: Mercury 23-43293T Redline RL1339

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      • Sierra 18-2166 Prop Shaft
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        Sierra 18-2166 Prop Shaft

        $534.49
        $373.99

        Sierra 18-2166 Mercruiser Prop Shaft For all #1 & MR/Alpha Units S/N 2791957 & above. Also for 165 (6 cyl.) S/N 2763442 & above. Interchangeable with: GLM 11150 11155 Mallory 9-72450 Mercruiser Stern...

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      • Sierra 18-2202 Sliding Clutch
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        Sierra 18-2202 Sliding Clutch

        $248.49
        $173.99

        Sierra 18-2202 Sliding Clutch Sierra replacement sliding clutch for Mercruiser Stern Drive and Mercury Marine engines. Fits 888 s/n 3784375 & up Fits #1 Units s/n 3469428 & up Interchangeable...

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      • Sierra 18-2320 Shift Shaft
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        Sierra 18-2320 Shift Shaft

        $65.99
        $45.99

        Sierra 18-2320 Mercruiser Shift Shaft Sierra replacement shift shaft for Mercruiser Stern Drives. For: Alpha One Gen II Interchangeable with: GLM 21031 Mallory 9-72477 Mercruiser Stern Drive 815919A1 8M0127949

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      • Sierra 18-2381 Upper Drive Unit Cap
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        Sierra 18-2381 Upper Drive Unit Cap

        $145.99
        $102.49

        Sierra 18-2381 Mercruiser Alpha I Upper Drive Unit Cap Sierra high-quality replacement engine parts are designed to meet OEM specifications.  For s/n 6225577 & Later Alpha I, except Gen II Interchangeable...

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      • Sierra 18-3421 Water Pump Base
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        Sierra 18-3421 Water Pump Base

        $45.99
        $34.99

        Sierra 18-3421 Mercruiser Water Pump Base Sierra high-quality engine parts are designed to meet OEM specifications. Water pump base for Mercruiser. Fits 120, 140 & 160 drives with flush screw in gear housing. Interchangeable...

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      • Sierra 18-3599 Circulating Water Pump Replaces 8503991
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        Sierra 18-3599 Circulating Water Pump Replaces 8503991

        $137.99
        $87.98

        Circulating Water Pump for Mercruiser,Volvo For late model GM V-6 & V-8 engines using a composite timing cover. Used on Mercruiser and Volvo Penta Marine engines. Replaces: Mercury - 811841,850399,8503991 Volvo - 3851982,3853850 Mallory - 9-42606...

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      Mercruiser OEM Engine Parts Finder

      Mercruiser Parts: Genuine OEM Boat Motor Parts

      The Mercruiser sterndrive by Mercury Marine provides power to spare for every boating activity including fishing, watersports activities, and more. Routine maintenance is essential for optimal performance and successful boating every season. Keeping your Mercruiser sterndrive trouble-free is simple when you have the right resource for the right replacement parts.

      Wholesale Marine has everything you need to perform ongoing maintenance or repair your Mercruiser engine. If you’re a boat owner or boat mechanic, we’ve got you covered with both aftermarket and OEM Mercruiser parts.

      We Stock Mercruiser Routine Maintenance and Service Parts

      Ongoing maintenance is essential to extending the service life of your boat’s sterndrive. Your Mercruiser service manual will outline routine maintenance intervals to keep your engine in top shape. In addition to service parts, we also carry replacement parts for those looking to rebuild or repair their Mercruiser engine.

      Our selection of Mercruiser service parts includes oil filters, water pump impellers, spark plugs, fuel filters, and more. In addition to individual service parts, we also offer Mercruiser service and oil change kits. These kits contain everything you need to service your sterndrive engine at the appropriate service interval.

      Boaters needing to replace or repair old and worn parts on their MerCruiser will find everything they need at Wholesale Marine. OEM parts such as bellows, prop shafts, and gasket sets are available. We also offer complete replacement engines and drives.

      Whether it is Genuine MerCruiser OEM or aftermarket MerCruiser parts, we have what you need. Our marine engine part selection guide can help you locate just the right MerCruiser marine boat parts. Just enter your engine manufacturer and the part type to start viewing the list of applicable parts. The selector will sort through the catalogue of part numbers letting you view the right MerCruiser engine parts as well as suitable aftermarket parts.

      We offer a vast, ever growing catalogue of in stock and special order parts designed for Mercury MerCruiser engines. Our in stock OEM engine parts ship out fast, reaching most parts of the country in a matter of days. Special order parts can take 1-2 weeks depending on availability from Mercury MerCruiser.

      Can't find or unable to locate the engine part you need? Our team can view the MerCruiser parts catalog and schematics to ensure you order the correct part. Using your serial number they can look up the correct OEM part you need for your MerCruiser engine. Our experts can find the correct part and accessories you need for your MerCruiser boat motors.

      Still have questions, contact our experienced customer service team at 877-388-2628 Monday through Friday from 8:30 AM until 4:30 PM EST. Our team is more than happy to do the research to get you back out on the water.