Twin Power 90-06 Big Twin and XL CV Carburetor Recalibration Kit

Our recalibration kit cures throttle flat spots, backfiring and poor throttle response common to the CV carbs. It increases power midrange and top end while maintaining satisfactory fuel economy. Fitment: Harley Davidson FLHR Road King Base 1997 Harley Davidson FLHR Road King Base 1998 Harley Davidson FLHR Road King Base 1999 Harley Davidson FLHR Road King Base 2000 Harley Davidson FLHR Road King Base 2001 Harley Davidson FLHR Road King Base 2002 Harley Davidson FLHR Road King Base 2003 Harley Davidson FLHR Road King Base 2004 Harley Davidson FLHR Road King Base 2005 Harley Davidson FLHR Road King Base 2006 Harley Davidson FLHRCI Road King Classic Base 1998 Harley Davidson FLHRCI Road King Classic Base 1999 Harley Davidson FLHRCI Road King Classic Base 2000 Harley Davidson FLHRCI Road King Classic Base 2001 Harley Davidson FLHRCI Road King Classic Base 2002 Harley Davidson FLHRCI Road King Classic Base 2003 Harley Davidson FLHRCI Road King Classic Base 2004 Harley Davidson FLHRCI Road