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Mr. Gasket Ultra Seal Header Bolts


Mr. Gasket
Mr. Gasket Ultra Seal Header Bolts

Product images may differ from actual product appearance.

Header Flange Bolts - Hex Head
Mr. Gasket's grade-5 bolts with 7/16'' hex head are designed to handle the abuse of ultra-hot exhaust ports. Features a smaller than standard 7/16'' hex head which is perfect for tight-clearance headers. Part #720-3409 bolts feature a smaller, 3/8'' hex head and come with AN-style washers. In many cases you can even use a box end wrench to tighten your headers! Black oxide plated.

Header Flange Bolts - Socket Head
Save time work and solve the impossible tightening problems of some header installations with socket head bolts. Grade-8 and black oxide plated.



9 Products
Hex Head

720-3409
Ultra Seal Header Bolts
  • 3/8''-16 x 3/4''
  • Extra-Small 3/8" Head
  • Includes AN Style Washers
  • 12/pkg
    More info on Mr. Gasket 3409

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  • $21.99
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    720-915
    Ultra Seal Header Bolts
  • 3/8''-16 x 3/4''
  • 12/pkg
    More info on Mr. Gasket 915

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  • $6.99
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    720-915A
    Ultra Seal Header Bolts
  • 3/8''-16 x 3/4''
  • 100/pkg
    More info on Mr. Gasket 915A

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  • $53.99
    Order Today Ships 04/28/14

    720-917
    Ultra Seal Header Bolts
  • 3/8''-16 x 1''
  • 12/pkg
    More info on Mr. Gasket 917

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  • $8.99
    Order Today Ships 05/01/14

    720-917A
    Ultra Seal Header Bolts
  • 3/8''-16 x 1''
  • 100/pkg
    More info on Mr. Gasket 917A

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  • $72.99
    Order Today Ships 04/28/14

    720-919G
    Ultra Seal Header Bolts
  • 3/8''-16 x 3/4''
  • 16/pkg
    More info on Mr. Gasket 919G

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  • $7.99
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    720-976
    Ultra Seal Header Bolts
  • 5/16''-18 x 3/4''
  • Fits adapter plate headers
  • 14/pkg
    More info on Mr. Gasket 976

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  • $13.99
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    Socket Head

    720-3411
    Ultra Seal Header Bolts
  • 5/16''-18 x 3/4''
  • 12/pkg
    More info on Mr. Gasket 3411

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  • $13.99
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    720-916
    Ultra Seal Header Bolts
  • 3/8''-16 x 3/4''
  • 12/pkg
    More info on Mr. Gasket 916

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    • FREE
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  • $13.99
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    9 Products