This Twin Power™ bolt allows late style starters (94-06) to be used in place of the earlier starters (89-93) exc. 2006 Dyna. It has a 1/4" shank with a step-downed 10/32" thread.
Twin Power 94-06 Big Twin Exc 06 Dyna Started Jackshaft Seal Replaces H-D 12066 5 PkThis Part Fits:YearMakeModelSubmodel1997-2006Harley-DavidsonFLHR Road KingBase1998-200