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Yamaha Outboard Internal Engine Parts

7428
guidebook

Parts Selection Guide

Find the parts you need

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Prop Selection Guide

Find the right prop for your boat

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  • Engine Horsepower:
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      • Sierra 18-0905 Oil Pan Drain Plug Gasket Replaces 27-49955
        List Price: $2.99
        Starting At: $1.99

        Sierra 18-0905 Oil Pan Drain Plug Gasket Sierra high-quality engine parts are designed to meet OEM specifications. For Mercruiser and Chrysler/Force/US Marine engines. Interchangeable with: Chrysler/Force/US...

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      • Sierra 18-3894 Head Gasket
        List Price: $39.99
        Starting At: $30.49

        Sierra 18-3894 Yamaha Head Gasket Sierra high-quality engine parts are designed to meet OEM specifications. Interchangeable with: Mallory 9-63951 Yamaha...

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      • Sierra 18-3832 Head Gasket
        List Price: $36.99
        Starting At: $27.99

        Sierra 18-3832 Head Gasket Sierra high-quality replacement head gasket for Yamaha Outboards. Interchangeable with: GLM 34960 Mallory 9-63959 Yamaha...

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      • Sierra 18-3891 Head Gasket
        List Price: $63.99
        Starting At: $44.99

        Head Gasket - Special Order est. 10 Days

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      • Sierra 18-3978 Piston Rings
        List Price: $9.49
        Starting At: $8.99

        Sierra 18-3978 Mercury Piston Rings Sierra high-quality engine parts are designed to meet OEM specifications. Interchangeable with: Mercury Marine 39-15322M

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      • Sierra 18-99060 G Gasket Head
        List Price: $53.49
        Starting At: $37.49

        Head Gasket Set 40-75HP   HP Year Head Gasket Letter 40 1984-1988 18-3830 H 40 1989-1991 18-3830 H 40 1992-1994 18-3830 H 40 1995-2005 18-99060 I C40 2 CYL 1991 18-3892 J C40 2 CYL 1992-1993 18-3892 J C40 2 CYL 1994-1997 18-3892 J...

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      • Sierra 18-3805 Head Gasket
        List Price: $45.99
        Starting At: $32.49

        Head Gasket - Special Order est. 10 Days

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      • Sierra 18-4141 Piston Kit
        List Price: $117.99
        Starting At: $82.49

        Sierra 18-4141 Piston Kit Sierra high-quality replacement Standard Size Piston Kit for Yamaha Outboards. Includes 18-3960 Piston Rings Interchangeable with: Mallory 9-53810 Wiseco 3030PS 3130PS Yamaha...

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      • Sierra 18-3847 Head Gasket
        List Price: $28.99
        Starting At: $20.49

        Head Gasket - Special Order est. 10 Days

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      • Sierra 18-3831 Head Gasket
        List Price: $40.49
        Starting At: $30.99

        Head Gasket - Special Order est. 10 Days

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      • Sierra 18-4077 Rod Bearing
        List Price: $29.22
        Starting At: $20.45

        Rod Bearing - Special Order est. 10 Days

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      • List Price: $45.78
        Starting At: $32.05

        Sierra 18-4128 Piston Kit Sierra replacement piston kit for Yamaha Outboards. Port Size: Standard Kit Contains: (1) 18-3934 Piston Rings Interchangeable with: Mallory 9-53820 Wiseco 3016PS 3116PS Yamaha...

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      • Sierra 18-4142 Piston Kit
        List Price: $114.78
        Starting At: $80.34

        Sierra 18-4142 Yamaha Piston Kit Sierra high-quality engine parts are designed to meet OEM specifications. For use on Yamaha Outboard engines. Includes: 18-3961 Piston Rings Interchangeable...

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      • Sierra 18-1410 Rod Bearing
        List Price: $47.05
        Starting At: $35.29

        Sierra 18-1410 Rod Bearing Sierra replacement rod bearing for use on Yamaha Outboards.. Fits:  115 hp (1993-03), 130 hp (1993-00, 2002-03), 150 hp (1992-00, 2002-03), 175 hp (1992-98, 2000), 200 hp (1992-98), 225 (1992-93,...

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      • Sierra 18-4082 Piston Kit
        List Price: $57.06
        Starting At: $46.22

        Sierra 18-4082 Piston Kit Sierra replacement piston kit for Yamaha Outboards. Port Interchangeable with: Yamaha Outboard 6R5-11645-11-00

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      • Sierra 18-4422 Powerhead Gasket Set
        List Price: $134.30
        Starting At: $102.07

        Sierra 18-4422 Powerhead Gasket Set Sierra replacement powerhead gasket set for Yamaha Outboards. Interchangeable with: (1) 18-0743 Inner Exhaust Cover Gasket (1) 18-0744 Outer Exhaust Cover Gasket (2) 18-0765 Float Chamber Gasket (1) 18-3847...

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      • Sierra 37477 Threadlocker 242 - Medium Strength Blue Replaces 0764804
        List Price: $38.14
        Starting At: $33.94

        Loctite Threadlocker 242 - Medium Strength Blue Ignition Component Screws, Fuel Pump Screws,Prevents Loosening Due To Shock and Vibration. Prevents Rust Look   OMC - 0500421,0764804 Mercury - 92-809821  

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      • THREADLOCKER RED STICK
        List Price: $18.49
        Starting At: $12.99

        THREADLOCKER RED STICK

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      Yamaha Outboard Gaskets and Seals