Twin Power 90-06 Big Twin and XL with CV Carb 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.This Part Fits: Year Make Model Submodel 1997-2006 Harley-Davidson FLHR Road King Base 1998-2006 Harley-Davidson FLHRCI Road King Classic Base 1996-1997,2000-2006 Harley-Davidson FLHRI Road King Base 2004-2006 Harley-Davidson FLHRS Road King Custom Base 2002 Harley-Davidson FLHRSEI Screamin Eagle Road King Base 2003 Harley-Davidson FLHRSEI2 Screamin Eagle Road King 2 Base 1990-1993 Harley-Davidson FLHS Electra Glide Sport Base 1995-2006 Harley-Davidson FLHT Electra Glide Standard Base 1990-2005 Harley-Davidson FLHTC Electra Glide Classic Base 1996-2006 Harley-Davidson FLHTCI Electra Glide Classic Base 1990-1997 Harley-Davidson FLHTCU Electra Glide Ultra Classic Base 1995-2006 Harley-Davidson FLHTCUI Electra Glide Ultra Classic Base 2003-2006 Harley-Davidson FLHTI Elec