Cummins part numbers starting 168

168306	Screw, adjusting (rocker lever and housing)	Cummins
168319	Screw, rocker lever shaft (rocker lever and housing)	Cummins
168803	Lever, intake valve (rocker lever and housing)	Cummins
168805	Lever, intake (rocker lever and housing)	Cummins

Not listed? Add it yourself.