Serrated teeth grip header flange surface providing a locking action
Thread-lock patch prevents header bolt torque loss and provides positive thread seal
Combination hex/socket head design for easy installation
Made from high-grade stainless steel to resist rust and corrosion
Material specification Grade 8, 150,000 PSI tensile strength

Technical Details

Product Details

Product Dimensions

Package Dimensions
Width : 4.1 inch
Height : 1.5 inch
Length : 6.1 inch

Item Weight: 0 ounce (View shipping rates and policies)
Shipping Weight: 8 ounce (View shipping rates and policies)

ASIN : B00GWBZCEU

Product Description

Mr. Gasket Headlock Locking Header bolts eliminates the need for lock washers. The serrated teeth grip header flange surface providing a locking action to maintain consistent header bolt clamp-load. Made from high-grade stainless steel Grade 8 bolts with 150,000 PSI tensile strength they are both strong and will resist rust and corrosion. The thread-lock patch prevents header bolt torque loss, provides positive thread seal and locking action in severe duty engine vibration and heat cycle conditions. The combination hex/socket head design makes installation easy and a hex tool is included.