ARP

Header Stud - 3/8 in Diameter - 1.67 / 2 in Long - Hex Nuts - Chromoly - Black Oxide - Mopar V8 - Set of 16

Header Stud - 3/8 in Diameter - 1.67 / 2 in Long - 12 Point Nuts - Chromoly - Black Oxide - Mopar V8 - Set of 16

Header Stud - 3/8 in Diameter - 1.67 in Long - 12 Point Nuts - Chromoly - Black Oxide - Oldsmobile V8 - Set of 14

Header Bolt - 3/8-16 in Thread - 0.75 in Long - Hex Head - Chromoly - Black Oxide - Oldsmobile V8 - Set of 14

Header Bolt - 5/16-18 in Thread - 0.75 in Long - 12 Point Head - Chromoly - Black Oxide - Mopar V8 - Set of 14

Header Bolt - 5/16-18 in Thread - 0.75 in Long - Hex Head - Chromoly - Black Oxide - Mopar V8 - Set of 14

Header Bolt - 8 mm x 1.25 Thread - 1.181 in Long - Hex Head - Washers Included - Chromoly - Black Oxide - Mopar Gen III Hemi - Set of 16

Header Bolt - 8 mm x 1.25 Thread - 0.984 in Long - 12 Point Head - Washers Included - Chromoly - Black Oxide - GM LS-Series - Set of 12

Header Bolt - Hex Head - Chromoly - Black Oxide - GM GenV LT-Series - Set of 10

Header Bolt - 12 Point Head - Chromoly - Black Oxide - GM GenV LT-Series - Set of 10

Header Bolt - 8 mm x 1.25 Thread - 0.984 in Long - Hex Head - Washers Included - Chromoly - Black Oxide - GM LS-Series - Set of 12

Header Stud - 3/8 in Diameter - 1.67 in Long - 12 Point Nuts - Chromoly - Black Oxide - Buick V8 - Set of 14