Athena Piston Kit S4C06800001B

Includes rings, clips and pinEasy-to-follow step-by-step installation instructions Kawasaki -- KX 125 -- (2007, 2003, 2004, 2006, 2005)

Includes rings, clips and pinEasy-to-follow step-by-step installation instructions Honda -- CRF250X -- (2009, 2008, 2006, 2007, 2005, 2004); Honda -- CRF250R -- (2008, 2009, 2004, 2007, 2006, 2005)

Two-stroke pistons are made from 4032 siliciumFour-stroke pistons are made from 2618 silicium - the same material used to produce Formula 1 pistonsBoth include 3% copper in materials for better heat...