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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 52

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    1 Wire Inboard Marine Alternator | J&N Electric 400-12007
    JN-400-12007
    Qty In Stock: 12
    Brand: J&N Electric
    Delco style 63 amp marine alternator with a 2 in. mounting foot fits various Mercruiser and OMC engines. Learn More
    MSRP: $201.21 $155.50
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  2. Small Image
    Delco Style Inboard Marine Alternator | J&N Electric 400-12089
    JN-400-12089
    Qty In Stock: 3
    Brand: J&N Electric
    Delco style 63 amp marine alternator with 2 in. mounting foot fits various Mercruiser and OMC marine engines. Learn More
    MSRP: $249.28 $194.38
    Add to Wishlist
  3. J&N Electric 410-12114 Starter Large Delco Aluminum Housing CCW
    Starter Large Delco Aluminum Housing CCW | J&N Electric 410-12114
    JN-410-12114
    Qty In Stock: 4
    Brand: J&N Electric

    Starter Large Delco Aluminum Housing CCW

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    MSRP: $330.44 $246.22
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  4. Large Image
    Starter Large Ford Old Style with Tab CW | J&N Electric 410-14079
    JN-410-14079
    Qty In Stock: 1
    Brand: J&N Electric
    Starter Learn More
    MSRP: $218.80 $168.62
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  5. Large
    Alternator Valeo 60 Amp | J&N Electric 400-40061
    JN-400-40061
    Qty In Stock: 2
    Brand: J&N Electric
    Alternator Valeo 60 Amp Learn More
    MSRP: $245.00 $195.85
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  6. 12 volt Chrysler Gear Reduction Starter | J&N Electric IMI126-003
    12 volt Chrysler Gear Reduction Starter | J&N Electric IMI126-003
    IMI-IMI126-003
    Qty In Stock: 17
    Brand: J&N Electric

    Chrysler marine offset permanent magnet gear reduction (PMG) inboard engine starter motor with counterclockwise rotation (CCW) bendix to replace obsolete design

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    MSRP: $482.34 $394.51
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  7. Small Image
    Ford Gear Reduction Marine Starter | J&N Electric 410-14083
    JN-410-14083
    Qty In Stock: 7
    Brand: J&N Electric
    Fits late model Ford 302 and 351 CID left hand rotation marine engines. Learn More
    MSRP: $168.26 $135.41
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  8. Staggered Bolt GM Gear Reduction Marine Starter | J&N Electric 410-12437
    Staggered Bolt GM Gear Reduction Marine Starter | J&N Electric 410-12437
    JN-410-12437
    Qty In Stock: 35
    Brand: J&N Electric

    Short Version GM bottom mount marine starter motor with staggered bolt pattern to fit engines with a 14 inch diameter flywheel ring gear.

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    MSRP: $164.51 $127.74
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  9. J&N Electric 430-22085 Power Tilt & Trim Pump Assembly
    Power Tilt & Trim Pump Assembly | J&N Electric 430-22085
    JN-430-22085
    Qty In Stock: 5
    Brand: J&N Electric
    Complete pump, motor & reservoir assembly fits Volvo Penta stern drives thru 1999 with Oildyne pump. Learn More
    MSRP: $597.86 $391.63
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  10. Large Image
    Starter Diesel Gear Reduction CW 9 Tooth | J&N Electric 410-44031
    JN-410-44031
    Qty In Stock: 1
    Brand: J&N Electric

    Starter Diesel Gear Reduction CW 9 Tooth

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    MSRP: $200.16 $155.33
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  11. Large Image
    Starter Gear Reduction CCW 17 Tooth | J&N Electric 410-54095
    JN-410-54095
    Qty In Stock: 7
    Brand: J&N Electric
    Starter Gear Reduction CCW 17 Tooth Learn More
    MSRP: $249.85 $201.66
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  12. Small Image
    Power Tilt & Trim Motor | J&N Electric 430-22010
    JN-430-22010
    Qty In Stock: 0
    Brand: J&N Electric
    Replacement motor for pump used on OMC Cobra stern drives from 1989 thru 1993. Learn More
    MSRP: $179.74 $139.08
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