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Cometic Gaskets Big-Block Chevy Head Gasket 396/402/427/454/502 Mark IV & Bow Tie

245-C5816-040

made in usa

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Big-Block Chevy Head Gasket 396/402/427/454/502 Mark IV & Bow Tie
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$98.94
1 left in stock
Big-Block Chevy Head Gasket
  • 396/402/427/454/502 Mark IV & Bow Tie
  • Bore: 4.320"
  • Compressed Thickness: .040"
  • Compressed Volume: 9.61cc
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    Recently Viewed

    Can I use these head gaskets to put gen 4 heads on a gen 5 block. Thanks in advance

    Asked by: Jimmy squarebody
    The Cometic 245-C5816-040 head gasket is for Mark IV only.
    Answered by: jshook
    Date published: 2023-05-24

    Will these work on big-block Chevy 496/ 8-71 blower with Pro Comp aluminum heads thanks Terry

    Asked by: Terry
    Yes, this gasket will work on your engine.
    Answered by: Rusty B
    Date published: 2018-09-25

    do these allow my mark iv to run 502 mericruiser heads?

    Asked by: tayjeaggertot
    These will allow the Mark IV to work in 502 size, but you will need to verify that all of the steam holes and passages match to the Mercruiser heads.
    Answered by: Rusty B
    Date published: 2018-02-26
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    Some parts are not legal for use in California or other states with similar laws / regulations

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