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Inboard & I/O Engine Parts

Inboard Marine Engine Parts and Accessories

As the largest online dealer of inboard boat parts, Marine Parts Source will help you find the right engine parts you need for any project. We’re here to assist with seasonal maintenance, major repairs and more so you can get back on the water. Use our convenient categories to browse our collection — or if you know the part number you need, enter it into the search bar. From oil and fuel filters to spark plugs, exhaust manifolds, bell housings, starters and alternator belts, we supply boat owners from coast to coast.

You can always count on quality and knowledge when you shop with us. We’re an authorized dealer of the leading OEM and aftermarket performance inboard marine brands, including J&N Electric, Sierra, Arco Marine, Volvo Penta and Crusader. If you have a question, our sales associates have the technical expertise to answer it. Enjoy free ground shipping on qualifying orders so your vessel is ready for adventure.

Inboard & I/O Engine Parts

Items 1-12 of 246

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  1. Quicksilver 8M0047215 Gen III Cool Fuel Module Kit
    Gen III Cool Fuel Module Kit | Quicksilver 8M0047215
    QS-8M0047215
    Qty In Stock: 1
    Brand: Quicksilver

    Gen III Cool Fuel Module serivice kit for Mercruiser 5.0L thru 8.1L engines includes the complete module with improved hose connections.

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    MSRP: $1,987.69 $1,806.99
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  2. Large
    1 Gallon 25W40 4-Stroke Marine Oil | Quicksilver 92-8M0078620
    QS-92-8M0078620
    Qty In Stock: 266
    Brand: Quicksilver

    1 Gallon 25W40 4-Stroke Marine Oil

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    MSRP: $34.09 $30.99
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  3. Quicksilver 8.1L/8.2L Exhaust Manifold
    Mercruiser V8 Big Block Exhaust Manifold | Quicksilver 866178T01
    QS-866178T01
    Qty In Stock: 7
    Brand: Quicksilver

    Quicksilver manifold for Mercruiser GM 8.1L 496 CID non -EC marine engines. Fits either port or starboard side.

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    MSRP: $861.29 $782.99
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  4. Large Image
    GM Short Oil Filter | Quicksilver 35-866340Q03
    QS-35-866340Q03
    Qty In Stock: 728
    Brand: Quicksilver

    OE replacement oil filter removes contaminants from engine oil. Popular lube filter for inline 4 cylinder, inline 6 cylinder, and GM V8 Mercruiser engines as well as Mercruiser V6 & V8 engines with remote oil filter.

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    MSRP: $10.99 $9.99
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  5. Quicksilver 32-807411 Oil Hose
    Oil Hose | Quicksilver 32-807411
    QS-32-807411
    Qty In Stock: 1

    Oil Hose 

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    MSRP: $118.58 $112.65
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  6. Quicksilver 33-896329838 Champion Spark Plug #QL78V
    Champion Spark Plug #QL78V | Quicksilver 33-896329838
    QS-33-896329838
    Qty In Stock: 14
    Champion Spark Plug #QL78V Learn More
    MSRP: $15.10 $13.15
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  7. SM Quicksilver 8M0061335
    V8 MPI Distributor Cap & Rotor | Quicksilver 8M0061335
    QS-8M0061335
    Qty In Stock: 43

    Original Quicksilver tune up kit for MCM/MIE 5.0L, 5.7L, & 6.2L MPI engines with ECM 555 from 2001-2015 (s/n 0M300000 thru 2A455878).

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    MSRP: $125.39 $113.99
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  8. Quicksilver 807078T10 GM Big Block V8 Exhaust Manifold Kit
    Mercruiser V8 Big Block Exhaust Manifold Kit | Quicksilver 807078T10
    QS-807078T10
    Qty In Stock: 6
    Brand: Quicksilver

    Quicksilver saltwater manifold for Mercruiser GM V8 454 and 502 CID marine engines from 1981-up. Fits either port or starboard side.

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    MSRP: $594.95 $540.86
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  9. LG Quicksilver 8M0098795
    Short Aluminum Hub Bravo Drive Coupler | Quicksilver 8M0098795
    QS-8M0098795
    Qty In Stock: 43
    Brand: Quicksilver

    Flywheel mounted engine to drive coupler with short aluminum hub used on a variety of Mercruiser engines with Bravo I, II & III drive units.

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    MSRP: $787.04 $715.49
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  10. SM Quicksilver 864612T01
    Mercruiser V6 Dry Joint Exhaust Manifold | Quicksilver 864612T01
    QS-864612T01
    Qty In Stock: 9
    Brand: Quicksilver

    Quicksilver manifold for Mercruiser V6 262 CID marine engines from 2002 and newer. Fits either port or starboard side.

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    MSRP: $524.69 $476.99
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  11. Large Image
    Idle Air Control Valve | Quicksilver 8M0181068
    QS-8M0181068
    Qty In Stock: 20
    Brand: Quicksilver

    Idle air control valve for a variety of Mercruiser engine models maintains throttle plate bypass air to control idle speed stability and rpm.

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    MSRP: $209.54 $190.49
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  12. Quicksilver 46-96148A8 Water Pump Repair Kit
    Water Pump Repair Kit | Quicksilver 46-96148A8
    QS-46-96148A8
    Qty In Stock: 45
    Brand: Quicksilver

    Water Pump Repair Kit

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    MSRP: $62.55 $56.86
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Items 1-12 of 246

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