Exhaust Header Bolt Kit Chrysler 5.7L/6.1L Hemi 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

Metric Exhaust Header & Manifold Bolts Header Bolt - 8 mm x 1.25 Thread - 25 mm Long - Hex Head - Steel - Black Oxide - GM LS-Series / Ford Modular / Mopar Gen III Hemi - Set of 16

Exhaust Header Bolt Kit 12pt 3/8-16 x 1.00 16pk Header Bolt - 3/8-16 in Thread - 1 in Long - 12 Point Head - Steel - Black Oxide - Set of 16

Olds 330-455 S/D 1.710in Exhaust Valves Exhaust Valve - Severe Duty - 1.710 in Head - 0.342 in Valve Stem - 4.668 in Long - Stainless - Oldsmobile V8 - Set of 8

330-455 Olds Exhaust Gsk 1964-1979 ENGINES Exhaust Header / Manifold Gasket - 1.560 x 1.950 in Rectangular Port - Steel Core Laminate - Oldsmobile V8 - Pair

Exhaust Headers - Olds Cutlass 65-75 455 CID Headers - 1.75 in Primary - 3 in Collector - Gaskets / Hardware Included - Steel - Metallic Ceramic - Oldsmobile V8 - GM A-Body 1965-75 - Pair