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Mr. Gasket

Mr. Gasket Headlock Locking Header Bolts - 3/8-16 x 3/4 Inch - Set of 12

Fits AMC 290-401. Chevrolet Small Block 262-400, Chrysler Big Block 383-440 Wedge Engines, Pontiac 326-455, and Oldsmobile 330-455

Part # 2230G Be the first to write a review
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$37.56
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    Headlock™ Bolts eliminate the need for lock washers, Period. That's because each Headlock™ Bolt features 24 equally-spaced, stainless steel teeth serrations that bite into and hold onto the attaching surface-eliminating the need for lock-washers.

    Features:

    • 12 per Package
    • Includes a ball-head/hex-key socket-installation tool that makes it easy to get them started
    • 410 stainless steel
    • Minimum 180,000 PSI tensile strength
    • 24 equally spaced clockwise teeth

    About Mr. Gasket

    Using his own '57 Chevy as a rolling testbed, drag racer Joe Hrudka launched the most famous gasket company in the world more than half a century ago. Mr. Gasket is the go-to gasket source for racers with gaskets and fasteners that seal perfectly every time.

    Brand Mr. Gasket
    Emission Code5
    FinishPolished
    Material410 stainless steel
    Product TypeHeadLock Locking Header Bolts
    Size3/8-16 x 3/4
    WarrantyLimited 90 Day
    Weight5.0000
    UPC084041040010
    Part Number2230G
    5

    This part is legal for sale or use on Emissions Controlled Vehicles, Uncontrolled (Non-Emissions Controlled) Vehicles, and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations.

    Limited 90 Day: See Details
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      *Free Shipping & Handling only offered to the contiguous US on orders over $100, excludes clearance parts and oversized packages.

      Some parts are not legal for use in California or other states with similar regulations.