QSX15 Cummins Cylinder Head 5413784 Parts Catalog Ref No. Part Name Part No. Required 　 Camshaft 3104279 1 　 Expansion Plug 206224 1 　 Camshaft 3104281 1 　 Twelve Point Cap Screw 3679102 6 　 Camshaft Thrust Support 3679929 1 　 Camshaft Thrust Support 3679930 1 　 Camshaft Cover Gasket 3679931 1 　 Camshaft Cover Gasket 3679932 1 　 Pin …