Big bore kit for the CRF230F. This is the quickest way to add power to your bike. Great when combined with our exhaust system, Rev-Box, and Free-Flow airfilter. Your OEM cylinder will need to be machined for installation. 67mm piston, pin, clips, and rings High compression piston Includes head and base gaskets If you want the kit to include BBR MX cam and heavy duty valve springs look at 240 Big Bore w/ Cam # 411-HCF-2301Stock CRF230F - 65.5mm bore, 66.2mm strokeBBR General Jetting Guidelines ChartNote: 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! CRF230F - 240 Big Bore Kit Instructions
