Header Bolts M8-1.25 x 25mm Socket Head Black Oxide Fits 1991-Up Ford 4.6/5.4L & Chrysler 5.7,6.1,6.4L Gen III Hemi Mr Gasket

Header Bolts 3/8-16 x 1 Inch Hex Head Black Oxide 100 Pieces Bulk Header Bolts 100 Pieces Bolt Size 3/8-16 X 1 Inch Mr Gasket

Header Bolts M8-1.25 25mm Hex Head Black Oxide Fits GM LS or LT Series Engines Mr Gasket

Header Bolts -3/8-16 x 1 Inch Hex Head Black Oxide Fits AMC 290-401, Chevrolet Small Block 262-400, Chrysler 383-440 except Hemi, Pontiac 326-455, Oldsmobile 330-455 Mr Gasket

9670SMP Performance Collector Gaskets 25 Piece Master Pack Compatible with 2-3/8 Inch x 3-1/8 Inch 4-Bolt Circle Square Header Collectors Mr Gasket