Kit 490cc Ø100mm ATHENA racing for KAWASAKI KX 450 F 2009 to 2014

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 seal manufacturer in the world), we are clearly on the very top of the range. The increase in compression as well as the reduction of friction, the temperature in the room will offer more performance to your machine! This kit BIG BORE, with its diameter of 100mm, offers a displacement of 490cc! Mounts with the original crankshaft and breech without problems! Offers a lot of torque and extra power. Arises on KAWASAKI KX 450 F motorcycles from 2009, to 2014.