Description Description Includes rings, clips and pinEasy-to-follow step-by-step installation instructions Yamaha -- WR 250 F -- (2015, 2016, 2017); Yamaha -- YZ 250 F -- (2015, 2014, 2017, 2016, 2018) View AllClose
Add to Cart Quick view Athena Piston Kit S5F08200001A ATHENA MSRP: $235.78 Now: $205.03 Was: 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)
Add to Cart Quick view Athena Piston Kit S4C04750005A ATHENA MSRP: $126.16 Now: $109.70 Was: 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...