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12912-28H00
Wiseco Inner Hub
Tim Gajser
Unleash the power of your Yamaha Raptor 660
Fits Honda CRF450R Years 2002 2003 2004 2005 2006 2007 2008
07-15 Honda CRF230F CRF 230F 67mm 233cc Athena Big Bore Cylinder Piston Top Kit KLR650 12912-28H00Athena 233cc Big Bore Cylinder Kit for Honda CRF230F 2007 2015 0715 Honda CRF230F Athena 67mm Big Bore Cylinder Piston Top End Kit 233cc Power Upgrade Engineered in Italy Unlock serious performance gains with the Athena Big Bore Cylinder Kit for the Honda CRF230F. Precision engineered in Italy, this 67mm top end kit increases displacement to 233. 4cc, delivering stronger torque and smoother power throughout the entire RPM range while maintaining OEM