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We will be closing at 12 PM EST on Friday, April 18th, in observance of Good Friday and Easter.
Any orders placed after this time will be processed on Monday, April 21st.
Have a happy Easter weekend!

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Due to severe weather, our White House, Tennesee location will be closed Wednesday the 19th.

All shipments from this location will resume on Thursday the 20th. Thank you for your patience!

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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

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  1. vl1500025_lg
    2 in. Vernalift Side In Top Out Muffler | Centek Industries 1500025
    CENTEK-1500025
    Qty In Stock: 10
    Brand: Centek
    6 in. x 6 in. fiberglass wet exhaust muffler is designed to reduce the noise of marine generators or small sailboat engines. Learn More
    MSRP: $301.49 $194.72
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  2. Centek 1100507-1 6 in. Vernatube Exhaust Tubing - Sold Per Foot
    6 in. Vernatube Exhaust Tubing - Sold Per Foot | Centek Industries 1100507
    CENTEK-1100507
    Qty In Stock: 25
    Corrosion-resistant high-temperature e-glass exhaust tubing designed to minimize exhaust gas and cooling water flow restrictions. Learn More
    MSRP: $70.64 $63.12
    Add to Wishlist
  3. centek-1200152
    Muffler Drain Plug and Gasket | Centek Industries 1200152
    CENTEK-1200152
    Qty In Stock: 4
    Brand: Centek

    Centek drain screw and gasket for various marine mufflers.

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    MSRP: $10.39 $8.92
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  4. Centek 1100506 5-Inch Vernatube Exhaust Tubing, Sold Per Foot
    5-Inch Vernatube Exhaust Tubing, Sold Per Foot | Centek 1100506
    CENTEK-1100506
    Qty In Stock: 12
    Brand: Centek

    Corrosion-resistant high-temperature e-glass exhaust tubing designed to minimize exhaust gas and cooling water flow restrictions.

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    MSRP: $54.75 $47.99
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  5. Small Image
    3 in. x 3 in. x 4 in. Fiberglass Exhaust Y Fitting | Centek Industries 1200256
    CENTEK-1200256
    Qty In Stock: 4
    Brand: Centek

    Combines two 3-inch inlet connections to a single 4-inch outlet.

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    MSRP: $404.94 $319.35
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  6. Centek 1100508 8-Inch Vernatube Exhaust Tubing, Sold Per Foot
    8 inch Vernatube Exhaust Tubing, Sold Per Foot | Centek 1100508
    CENTEK-1100508
    Qty In Stock: 7
    Brand: Centek

    Corrosion-resistant high-temperature e-glass exhaust tubing designed to minimize exhaust gas and cooling water flow restrictions.

    Learn More
    MSRP: $187.15 $147.99
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  7. vl1100504_lg
    4-Inch Vernatube Exhaust Tubing, Sold Per Foot | Centek Industries 1100504
    CENTEK-1100504
    Qty In Stock: 9
    Brand: Centek

    Corrosion-resistant high-temperature e-glass exhaust tubing designed to minimize exhaust gas and cooling water flow restrictions.

    Learn More
    MSRP: $42.97 $38.06
    Add to Wishlist
  8. Centek 1100512 2-Inch Vernatube Exhaust Tubing, Sold Per Foot
    2-Inch Vernatube Exhaust Tubing, Sold Per Foot | Centek 1100512
    CENTEK-1100512
    Qty In Stock: 14
    Brand: Centek

    Corrosion-resistant high-temperature e-glass exhaust tubing designed to minimize exhaust gas and cooling water flow restrictions.

    Learn More
    MSRP: $34.14 $26.13
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  9. Large Image
    Custom Sea Ray Muffler with Bypass | Centek Industries 1601484
    CENTEK-1601484
    Qty In Stock: 2
    Brand: Centek
    Custom made fiberglass wet exhaust muffler for Sea Ray boats. Learn More
    MSRP: $1,376.48 $999.28
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  10. vl1200313_lg
    Thru Hull Flapper Repair Kit - 3 in. | Centek Industries 1200313
    CENTEK-1200313
    Qty In Stock: 14
    Brand: Centek
    Repair kit for Centek 3 in. exhaust thru hulls with externally mounted rubber flapper. Learn More
    MSRP: $14.56 $12.25
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  11. vl1500042_lg
    2 in. Vernalift Inline Muffler | Centek Industries 1500042
    CENTEK-1500042
    Qty In Stock: 4
    Brand: Centek
    Fiberglass wet exhaust muffler is designed to reduce the noise of gasoline & diesel inboard engines, sailboat engines, or marine generators. Learn More
    MSRP: $459.74 $351.66
    Add to Wishlist
  12. Centek 1100502-1 3 in. Vernatube Exhaust Tubing - Sold Per Foot
    3 inch Vernatube Exhaust Tubing, Sold Per Foot | Centek Industries 1100502
    CENTEK-1100502
    Qty In Stock: 11
    Corrosion-resistant high-temperature e-glass exhaust tubing designed to minimize exhaust gas and cooling water flow restrictions. Learn More
    MSRP: $36.50 $31.83
    Add to Wishlist

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