Trans-Dapt Header Bolt - 3/8-16 in Thread - 0.75 in Long - 7/16 in Hex Head - Big Block Chevy / Ford V8 - Set of 16 H777C08M This The smooth 1-5/8 in

This The smooth 1-5/8 in

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7-1/2 in Radius

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Trans-Dapt Header Bolt - 3/8-16 in Thread - 0.75 in Long - 7/16 in Hex Head - Big Block Chevy / Ford V8 - Set of 16 H777C08M This The smooth 1-5/8 inProduct Description: Header Bolt 3 8 16 in Thread 0. 75 in Long 3 8 in Hex Head Steel Big Block Chevy Ford V8 Set of 16 Trans Dapt offers a wide range of custom engine components to boost both the performance and style of many vehicles. Their product line includes oil pans, oil filter relocation kits, valve covers, custom air cleaners, throttle body spacers, dress up kits, and much more. Trans Dapt Performance Products is using the latest in CNC