Compare at $123.04 from the dealer! Set of (4) BRAND NEW valve tappets, buckets, cam followers for 2006-2011 KX450f. These are chromoly steel replacements for the factory 12032-0004 tappets. Don't install used tappets. Free first class shipping.  Email me with questions!  These also fit 2008-2012 KLX450 and KSF450 and other machines using 28mm buckets.