Part Number: 11-0683 Application: 1984-2004 FXST1984-2004 FLT1991-2004 FXD1986-2004 FLST1984-1994 FXR Details:Cast iron .003 intake and exhaust valve guide Order correct lifter base screws in either (20) or (24) 1/4 pitch thread.UOM: EA Country of Origin: USA