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Mr. Gasket Ultra Seal Header Bolts


Mr. Gasket
Mr. Gasket Ultra Seal Header Bolts

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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

Mr. Gasket 3409 - Mr. Gasket Ultra Seal Header Bolts
720-3409
Ultra Seal Header Bolts
  • 3/8''-16 x 3/4''
  • Extra-Small 3/8" Head
  • Includes AN Style Washers
  • 12/pkg
  • $19.35
    Ships
    Mr. Gasket 915 - Mr. Gasket Ultra Seal Header Bolts
    720-915
    Ultra Seal Header Bolts
  • 3/8''-16 x 3/4''
  • 12/pkg
  • $7.11
    Ships
    Mr. Gasket 915A - Mr. Gasket Ultra Seal Header Bolts
    720-915A
    Ultra Seal Header Bolts
  • 3/8''-16 x 3/4''
  • 100/pkg
  • $53.01
    Ships
    Mr. Gasket 917 - Mr. Gasket Ultra Seal Header Bolts
    720-917
    Ultra Seal Header Bolts
  • 3/8''-16 x 1''
  • 12/pkg
  • $11.19
    Ships
    Mr. Gasket 917A - Mr. Gasket Ultra Seal Header Bolts
    720-917A
    Ultra Seal Header Bolts
  • 3/8''-16 x 1''
  • 100/pkg
  • $71.37
    Ships
    Mr. Gasket 919G - Mr. Gasket Ultra Seal Header Bolts
    720-919G
    Ultra Seal Header Bolts
  • 3/8''-16 x 3/4''
  • 16/pkg
  • $8.99
    Ships
    Mr. Gasket 976 - Mr. Gasket Ultra Seal Header Bolts
    720-976
    Ultra Seal Header Bolts
  • 5/16''-18 x 3/4''
  • Fits adapter plate headers
  • 14/pkg
  • $13.23
    Ships

    Socket Head

    Mr. Gasket 3411 - Mr. Gasket Ultra Seal Header Bolts
    720-3411
    Ultra Seal Header Bolts
  • 5/16''-18 x 3/4''
  • 12/pkg
  • $13.23
    Ships
    Mr. Gasket 916 - Mr. Gasket Ultra Seal Header Bolts
    720-916
    Ultra Seal Header Bolts
  • 3/8''-16 x 3/4''
  • 12/pkg
  • $13.23
    Ships

    9 Products