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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 37-48 of 506

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    Nut | Volvo Penta 3853329
    VOLVO-3853329
    Qty In Stock: 235
    Brand: Volvo Penta
    Nut Learn More
    MSRP: $6.30 $6.05
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  2. Small Image
    Pulley-Driven Raw Water Pump | Volvo Penta 3857794
    VOLVO-3857794
    Qty In Stock: 48
    Brand: Volvo Penta
    OEM pulley driven sea water pump with V-belt pulley fits many different Volvo Penta gasoline marine engines from 1995 to 1999. Learn More
    MSRP: $560.00 $487.67
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  3. Volvo Penta 21571773 Elbow
    Elbow | Volvo Penta 21571773
    VOLVO-21571773
    Qty In Stock: 4
    Brand: Volvo Penta
    Elbow Learn More
    MSRP: $1,507.00 $1,400.31
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  4. DIESEL SENSOR KIT
    Diesel Fuel Filter Water Sensor Kit | Volvo Penta 3808616
    VOLVO-3808616
    Qty In Stock: 22
    Brand: Volvo Penta

    Volvo Penta water sensor used in the bottom of the fuel filter in late model diesel engines to indicate water contamination in the fuel

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    MSRP: $129.00 $123.87
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  5. Small Image
    Pulley | Volvo Penta 3860201
    VOLVO-3860201
    Qty In Stock: 42
    Brand: Volvo Penta
    Pulley Learn More
    MSRP: $31.80 $27.98
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  6. Small Image
    Holley 2 BBL Carburetor Kit | Volvo Penta 21533400
    VOLVO-21533400
    Qty In Stock: 17
    Brand: Volvo Penta

    OEM carburetor repair kit for various Volvo Penta 4.3L, 5.0L, & 5.7L marine engines with Holley 2 barrel carburetors

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    MSRP: $121.00 $105.26
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  7. Exhaust Thermostat Assembly | Volvo Penta 22643084
    Exhaust Thermostat Assembly | Volvo Penta 22643084
    VOLVO-22643084
    Qty In Stock: 11
    Brand: Volvo Penta

    Complete port thermostat assembly for various Volvo Penta gasoline engine model catalyst exhaust manifolds.

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    MSRP: $189.00 $159.27
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  8. Small Image
    Fuse Box Service Kit | Volvo Penta 3808318
    VOLVO-3808318
    Qty In Stock: 14
    Brand: Volvo Penta

    Fuse Box Service Kit

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    MSRP: $342.00 $297.92
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  9. Volvo Penta 3817146 Later Model Transom Housing
    SX-M Late Design Transom Housing | Volvo Penta 3817146
    VOLVO-3817146
    Qty In Stock: 3
    Brand: Volvo Penta

    Late model SX-M and DP-SM transom housing only with 1-1/4 inch water intake hose. 

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    MSRP: $2,245.00 $1,843.98
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  10. Small Image
    1/2 in. Single Station Temperature Sending Unit | Volvo Penta 3852029
    VOLVO-3852029
    Qty In Stock: 15
    Brand: Volvo Penta
    Volvo Penta 3852029 engine temperature sending unit sends signal to temperature gauge. Learn More
    MSRP: $37.90 $33.15
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  11. Volvo 3861459 GM Big Block Exhaust Manifold
    OEM Volvo GM Big Block Exhaust Manifold | Volvo Penta 3861459
    VOLVO-3861459
    Qty In Stock: 3
    Brand: Volvo Penta
    Volvo Penta cast iron center rise exhaust manifold fits 7.4L 454 CID & 8.2L 502 CID marine engines. Learn More
    MSRP: $886.00 $741.53
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  12. Small Image
    Thermostat Housing | Volvo Penta 3850360
    VOLVO-3850360
    Qty In Stock: 24
    Brand: Volvo Penta
    OEM Volvo Penta thermostat housing for many Volvo Penta & OMC engine applications. Learn More
    MSRP: $195.00 $170.24
    Add to Wishlist

Items 37-48 of 506

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