Kit 250cc Ø76,8mm ATHENA racing for HONDA CRF 250 R 4T 2010 to 2013

Complete kit ATHENA of very high quality! Aluminum cylinder avaic nicasil treatment of high quality, made in italy. VERTEX piston, high compression with pre-ground steel segmentation! Joint ATHENA (one of the best joint manufacturer in the world), we are clearly on the very high end. Increased compression as well as reduced friction, from the room temperature will offer more performance to your machine! Hits the HONDA CRF R of 2010, 2011, 2012 and 2013!