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Quick and easy bore-in for big power boost. This high compression kit comes complete with high-performance piston, rings, piston pin, clips, BBR exclusive MX-grind performance cam shaft, HD valve springs and gaskets. Your OEM stock cylinder will need to be bored for installation.
BBR General Jetting Guidelines ChartStock CRF230F - 65.5mm bore, 66.2mm strokeNote: This kit only fits the Honda CRF230F models. The CRF230L and CRF230M are different motors and will not work with this kit. At this time BBR does not make a kit for either the "L" model or the "M" model CRF230. Sorry!