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BBR Motorsports 240cc Big Bore Kit Honda CRF230F

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This product is legal in California only for racing vehicles which may never be used, registered or licensed for use upon a highway.

BBR Motorsports 240cc Big Bore Kit Honda CRF230F Resources

BBR Motorsports 240cc Big Bore Kit Honda CRF230F

Albeit a small increase in displacement, this BBR Big Bore Kit for the CRF230F makes a monumental difference in performance, especially when combined with an exhaust system, rev-box, and high flow air filter. 


  • 67mm high compression aluminum piston with pin, clips and rings
  • Includes head and base gaskets

Note: Requires professional boring of your stock cylinder.

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This product is vehicle specific. Click here to select your vehicle to ensure fitment.

Fitment Notes & Exceptions
  • Professional installation and jetting recommended
  • OEM cylinder needs to be professionally bored out to match the BBR piston/rings

This Product Fits:

CRF230F 2003-2019

This item is also available for 12 other models:

CRF110F 2013-2023
CRF150F 2006-2017
CRF70F 2001-2012
XR70R 1997-2003
KLX110 2002-2020
KLX110L 2010-2020
KLX110R 2021-2023
KLX110R L 2021-2023
KLX140 2008-2020
KLX140G 2017-2020
KLX140L 2008-2020
DR-Z110 2003-2005
Product Style Item # Store SKU Manufacturer Product # Availability
Product Style BBR Motorsports 240cc Big Bore Kit Honda CRF230F Item # 10127322 Store SKU Manufacturer Product # 410-HCF-2301 Availability In Stock: Ships next business day
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