Piston Kit Bb Forged 97.97/+3.0 12.5:1 Yam Mpn:
Fitment
2003 Yamaha Yz450f -2004 Yamaha Yz450f -2005 Yamaha Yz450f -2006 Yamaha Yz450f -2007 Yamaha Yz450f -2008 Yamaha Yz450f -2009 Yamaha Yz450f -2010 Yamaha Yz450f -2011 Yamaha Yz450f -2012 Yamaha Yz450f -2013 Yamaha Yz450f -2003 Yamaha Wr450f -2004 Yamaha Wr450f -2005 Yamaha Wr450f -2006 Yamaha Wr450f -2007 Yamaha Wr450f -2008 Yamaha Wr450f -2009 Yamaha Wr450f -2011 Yamaha Wr450f -2012 Yamaha Wr450f -2013 Yamaha Wr450f -2010 Yamaha Wr450f -2014 Yamaha Wr450f -2015 Yamaha Wr450f -2003 Yamaha Yz450f -2004 Yamaha Yz450f -2005 Yamaha Yz450f -2006 Yamaha Yz450f -2007 Yamaha Yz450f -2008 Yamaha Yz450f -2009 Yamaha Yz450f -2010 Yamaha Yz450f -2011 Yamaha Yz450f -2012 Yamaha Yz450f -2013 Yamaha Yz450f -2003 Yamaha Wr450f -2004 Yamaha Wr450f -2005 Yamaha Wr450f -2006 Yamaha Wr450f -2007 Yamaha Wr450f -2008 Yamaha Wr450f -2009 Yamaha Wr450f -2011 Yamaha Wr450f -2012 Yamaha Wr450f -2013 Yamaha Wr450f -2010 Yamaha Wr450f -2014 Yamaha Wr450f -2015 Yamaha Wr450f -2003 Yamaha Yz450f -2004 Yamaha Yz450f -2005 Yamaha Yz450f -2006 Yamaha Yz450f -2007 Yamaha Yz450f -2008 Yamaha Yz450f -2009 Yamaha Yz450f -2010 Yamaha Yz450f -2011 Yamaha Yz450f -2012 Yamaha Yz450f -2013 Yamaha Yz450f -2003 Yamaha Wr450f -2004 Yamaha Wr450f -2005 Yamaha Wr450f -2006 Yamaha Wr450f -2007 Yamaha Wr450f -2008 Yamaha Wr450f -2009 Yamaha Wr450f -2011 Yamaha Wr450f -2012 Yamaha Wr450f -2013 Yamaha Wr450f -2010 Yamaha Wr450f -2014 Yamaha Wr450f -2015 Yamaha Wr450f -2003 Yamaha Yz450f -2004 Yamaha Yz450f -2005 Yamaha Yz450f -2006 Yamaha Yz450f -2007 Yamaha Yz450f -2008 Yamaha Yz450f -2009 Yamaha Yz450f -2010 Yamaha Yz450f -2011 Yamaha Yz450f -2012 Yamaha Yz450f -2013 Yamaha Yz450f -2003 Yamaha Wr450f -2004 Yamaha Wr450f -2005 Yamaha Wr450f -2006 Yamaha Wr450f -2007 Yamaha Wr450f -2008 Yamaha Wr450f -2009 Yamaha Wr450f -2011 Yamaha Wr450f -2012 Yamaha Wr450f -2013 Yamaha Wr450f -2010 Yamaha Wr450f -2014 Yamaha Wr450f -2015 Yamaha Wr450f -2003 Yamaha Yz450f -2004 Yamaha Yz450f -2005 Yamaha Yz450f -2006 Yamaha Yz450f -2007 Yamaha Yz450f -2008 Yamaha Yz450f -2009 Yamaha Yz450f -2010 Yamaha Yz450f -2011 Yamaha Yz450f -2012 Yamaha Yz450f -2013 Yamaha Yz450f -2003 Yamaha Wr450f -2004 Yamaha Wr450f -2005 Yamaha Wr450f -2006 Yamaha Wr450f -2007 Yamaha Wr450f -2008 Yamaha Wr450f -2009 Yamaha Wr450f -2011 Yamaha Wr450f -2012 Yamaha Wr450f -2013 Yamaha Wr450f -2010 Yamaha Wr450f -2014 Yamaha Wr450f -2015 Yamaha Wr450f